The locations being studied for the project is chosen based on the Pacific atoll stations, so if necessary later, the TRMM data can be compared with the gauge data, also the R-SD relation can be compared. The source about the Atoll locations: http://www.evac.ou.edu/pacrain/ http://www.evac.ou.edu/pacrain/catalog.lst Based on the map, 4 control points define a rectangle where most of the stations lie: westmost: Palau, lon: 135 eastmost: Hawaii., lon: -150 northmost: Hawaii, lat: 22 (1 at 23, 1 at 28, discarded ) southmost: Cook Is., lat: -21.20 rectangle: west lon: 135 north lat: 22 east lon: -150 south lat: -22 When ordering data from GDAAC, (http://lake.nascom.nasa.gov/data/dataset/TRMM/01_Data_Products/04_Subset/02_Gridded_Orbital/index.html), that is the spatial coverage required. Many stations are included, they are all coded in the parser program (dataparser.c), though perhaps not all of them are used for the project. Because some stations are not included and need to be added later, all the G2B31 data will be ordered and pulled again and parsed again, for the new stations. station list: NUM RGN ID TIME LAT LON ELEV CAT MAX BEGAN ENDED PCT GROUP NAME 45 SP 00340 8 2116 -15749 0 I -9999 19941201 19950208 100 Hawaii WAIKIKI (School, Honolulu) 46 SP 00341 8 2200 -15000 548 I -9999 19951129 19960930 37 Hawaii KALAMA (Kalama Inter. Sch.) 47 SP 00342 8 2000 -15530 0 I -9999 19960110 19960531 57 Hawaii HONOKA'A (Honoka'a Elem. Sch) 48 SP 00343 8 2111 -15731 0 I -9999 19950201 19980630 61 Hawaii MCKINLEY A (H.S., Honolulu) 49 SP 00344 8 2111 -15731 0 I -9999 19950201 19980630 64 Hawaii MCKINLEY S (H.S., Honolulu) 50 SP 00345 7 2130 -15820 0 I -9999 19941201 19960131 16 Hawaii LANAKILA (Lanikila Elem. Sch.) 51 SP 00346 8 1937 -15502 0 I -9999 19960122 19990428 14 Hawaii GUARD DOG (Keaau Elem. & Mid. 52 SP 00347 10 1942 -15505 274 I -9999 19951101 19970531 88 Hawaii EKAHI (Kaumana Elem. Sch.) 53 SP 00348 9 1942 -15504 17 I -9999 19951101 20010531 88 Hawaii CHIEFESS (Chiefess Kapiolani) 54 SP 00349 8 2200 -15000 548 I -9999 19960322 19960925 6 Hawaii ELUA (Kalama Inter. Sch.) 55 SP 00350 8 2129 -15756 0 I -9999 19941001 19941031 100 Hawaii RADFORD H.S. (Honolulu) 56 SP 00351 7 2122 -15756 0 I -9999 19941001 19941031 100 Hawaii JANSEN'S BACKYARD (Honolulu) 57 SP 00352 8 2123 -15744 3 I -9999 19950304 19960229 83 Hawaii SITE ONE (St. Anthony Sch.) 58 SP 00353 7 2123 -15744 5 I -9999 19950413 19951130 21 Hawaii UA PUA KEA (St. Anthony Sch.) 59 SP 00355 7 1906 -15500 27 I -9999 19950307 20010430 83 Hawaii ILNICKI (Keaau, Pahala Elem) 60 SP 00356 7 1913 -15530 0 I -9999 19950303 19970130 45 Hawaii KOLBY (Pahala Elementary Sch) 61 SP 00357 10 1930 -15456 223 I -9999 19961101 19970531 85 Hawaii AG COMPOUND (Pahoa HS) 62 SP 00360 12 2000 -15541 838 I -9999 19960216 19970317 17 Hawaii PARKER:G (Parker Middle Sch.) 63 SP 00361 12 2002 -15541 814 I -9999 19960214 19960331 100 Hawaii PARKER:B (Parker Middle Sch.) 64 SP 00362 -9 2000 -15500 0 I -9999 19960101 19970430 49 Hawaii KALAN 1 (Kalanionaole Sch.) 65 SP 00363 -9 2000 -15500 0 I -9999 19960101 19960531 97 Hawaii KALAN 2 (Kalanionaole Sch.) 23 SP 00180 10 0800 13500 0 I -9999 19951003 19990930 78 Palau PATMOS (Bethania High Sch.) 24 SP 00190 10 0700 13500 0 I -9999 19970601 19980326 74 Palau OUCHAIS (Ngaraard Elementary) 25 SP 00191 10 0700 13500 0 I -9999 19970601 19990731 82 Palau OLDINGEL (Ngaraard Elementary) 158 US 14030 8 0655 13408 5 LI -9999 19710101 19771130 86 Palau Angaur 180 US 14351 24 0719 13428 29 LI -9999 19710101 20001231 100 Palau Koror 193 US 14478 8 0720 13427 3 LI -9999 19920101 20001230 94 Palau Mariculture Center 198 US 14519 8 0726 13430 31 LI -9999 19830501 20001231 94 Palau Nekken Forestry 200 US 14580 -9 0738 13438 3 LI -9999 19710101 19791031 56 Palau Ngasang 207 US 14712 8 0702 13416 3 LI -9999 19920101 20001231 96 Palau Peleliu 32 SP 00300 7 1513 14543 0 I -9999 19930501 19940820 98 Mariana MARG-N (Saipan, Marianas H.S.) 33 SP 00301 11 1510 14543 0 I -9999 19930505 19940531 71 Mariana MARG-S (Saipan, Marianas H.S.) 34 SP 00305 9 1500 14600 0 I -9999 19941101 19950131 55 Mariana TURTLES 1 (Saipan, Oleai Elem) 35 SP 00306 9 1500 14600 0 I -9999 19941101 19950131 55 Mariana TURTLES 2 (Saipan, Oleai Elem) 36 SP 00307 8 1512 14543 57 I -9999 19960120 19980228 100 Mariana S'ADOG TASI (Saipan Intl Sch.) 37 SP 00308 8 1508 14542 15 I -9999 19960117 19980228 91 Mariana SIS (Saipan Intl. Sch.) 38 SP 00310 10 1458 14537 20 I -9999 19951101 19960927 95 Mariana DOLORES (Tinian High Sch.) 39 SP 00311 10 1458 14537 20 I -9999 19951101 19960927 95 Mariana JACKALYN (Tinian High Sch.) 40 SP 00312 8 1458 14537 20 I -9999 19951101 19960927 78 Mariana BUNJI (Tinian High Sch.) 41 SP 00313 8 1458 14537 20 I -9999 19951101 19960927 99 Mariana JUMPING (Tinian High Sch.) 161 US 14080 9 1513 14545 252 I -9999 19941201 20001231 97 Mariana Capitol Hill 1 (Saipan) 182 US 14379 -9 1510 14542 46 I -9999 19840101 19840930 100 Mariana Kagman Comm Center (Saipan) 211 US 14800 -9 1407 14508 14 I -9999 19710101 19820930 41 Mariana Rota 212 US 14801 8 1410 14515 179 I -9999 19931001 20001231 99 Mariana Rota Airport 221 US 14855 7 1506 14542 65 I -9999 19881101 20001231 99 Mariana Saipan Intl Airport 222 US 14860 -9 1507 14541 3 I -9999 19710101 19781231 63 Mariana Saipan US Navad Unit 223 US 14874 8 1500 14538 82 LI -9999 19871001 20001231 86 Mariana Tinian 42 SP 00320 -9 1400 14500 0 I -9999 19970101 19970228 97 Guam D-wing Roof (George Wash. HS) 43 SP 00330 7 1336 14600 0 I -9999 19980910 20000930 50 Guam AGAT (Oceanview Middle Sch) 155 US 14001 10 1322 14438 3 I -9999 19780701 20001231 91 Guam Agat 157 US 14025 24 1335 14455 190 I -9999 19710101 20001231 96 Guam Anderson AFB 166 US 14156 8 1331 14450 107 I -9999 19780701 20001231 97 Guam Dededo 170 US 14226 24 1328 14447 77 I -9999 19710101 20001231 70 Guam Guam, NAS 171 US 14229 24 1332 14450 110 I -9999 19710101 19980331 99 Guam Guam, NAS(2) 173 US 14275 9 1315 14444 9 I -9999 19780701 20000930 92 Guam Inarajan Ag Stn 174 US 14278 11 1318 14444 85 I -9999 19780801 19911031 98 Guam Inarajan-NASA 192 US 14468 13 1327 14449 18 I -9999 19710101 20001231 96 Guam Mangilao 217 US 14827 7 1322 14444 23 I -9999 19960901 19971216 100 Guam Talofofo 1 SP 00100 11 -0500 16300 0 I -9999 19950119 19950225 39 FSM / Kosrae MALEM (School Campus) 4 SP 00120 17 0658 15813 0 I -9999 19930301 20001031 60 FSM / Pohnpei METALANIWM (Ag & Trade School) 5 SP 00125 10 0700 15900 0 A -9999 19951001 19951031 100 FSM / Pohnpei NAMAHL(Pingelap School) 7 SP 00130 5 0630 15812 73 I -9999 19930901 20010430 52 FSM / Pohnpei PONAPE M HOUSE (Ag & Trade) 8 SP 00131 5 0630 15812 105 I -9999 19930901 20010430 48 FSM / Pohnpei PONAPE P HOUSE (Ag & Trade) 9 SP 00132 5 0630 15812 34 I -9999 19930901 20010430 88 FSM / Pohnpei PONAPE S HOUSE (Ag & Trade) 10 SP 00133 8 0351 15458 0 A -9999 19960301 19971028 60 FSM / Pohnpei NUKUORO (Nukuoro Elem. School) 11 SP 00136 8 0700 15800 0 I -9999 19950202 19950331 100 FSM / Pohnpei WES1 (Wapar Elementary School) 12 SP 00138 8 0630 15850 0 I -9999 19961101 19980529 68 FSM / Pohnpei UHMWE (Wone Elementart School) 13 SP 00160 8 0927 13804 15 I -9999 19950101 20010531 91 FSM / Yap FALANG HILL (Gilman Elementry) 15 SP 00163 8 0600 14300 3 A -9999 19951018 20010430 76 FSM / Yap ULINWAS (Eaurpik Elem. Sch.) 16 SP 00165 11 0929 13805 84 I -9999 19941101 19990930 21 FSM / Yap BRAVO (Dalipebinaw Elementary) 17 SP 00166 16 0930 13808 84 I -9999 19950601 19970930 76 FSM / Yap ZEBRA (Dalipedinaw Elementary) 18 SP 00170 14 0721 14353 2 A -9999 19951001 19970331 62 FSM / Yap TEAM1 (Tagailap Elem. Sch.) 19 SP 00171 14 0721 14353 2 A -9999 19951011 19970227 69 FSM / Yap TEAM2 (Tagailap Elem. Sch.) 20 SP 00175 8 0700 14300 2 A -9999 19980919 19990504 68 FSM / Yap CULTURE HOUSE (Falalop Woleai) 21 SP 00176 8 0700 14300 2 A -9999 19980919 19990504 79 FSM / Yap IYEFANGE (Falalop Woleai) 164 US 14111 24 0727 15150 2 A -9999 19920101 20001231 99 FSM / Truk Chuuk WSO AP 168 US 14185 24 1002 13947 2 A -9999 19710101 19890731 45 FSM / Yap Falalop (Ulithi) 169 US 14213 8 0927 13804 15 I -9999 19971101 20001231 97 FSM / Yap Gilman Elem School 177 US 14323 9 0650 15819 2 I -9999 19920101 19931031 80 FSM / Pohnpei Joy Island 178 US 14325 8 0104 15447 3 A -9999 19710101 19870228 36 FSM / Pohnpei Kapingamarangi 183 US 14395 24 0519 16302 2 I -9999 19710101 20001231 65 FSM / Kosrae Lele (Kosrae) 187 US 14419 24 0530 15349 2 A -9999 19860801 20001231 95 FSM / Truk Lukunor 189 US 14429 8 0928 13805 10 LI -9999 19870601 20001231 99 FSM / Yap Luweech (Yap) 190 US 14446 8 0936 13811 15 LI -9999 19920101 20001231 99 FSM / Yap Maap 194 US 14482 18 0651 15819 9 LI -9999 19710101 20001231 91 FSM / Pohnpei Metelanim (Ponape) 196 US 14489 17 0640 15947 3 A -9999 19710901 19730731 59 FSM / Pohnpei Mokil 201 US 14585 8 0934 13807 11 LI -9999 19931101 20001231 98 FSM / Yap North Fanif 202 US 14590 24 0350 15500 2 A -9999 19851201 20001130 92 FSM / Pohnpei Nukuoro 205 US 14705 16 0653 15808 46 LI -9999 19810901 20001231 90 FSM / Pohnpei Paies-Kitti (Ant?) 206 US 14710 8 0655 15810 85 I -9999 19920101 20001231 90 FSM / Pohnpei Palikir 208 US 14720 24 0613 16041 2 A -9999 19851201 20001130 94 FSM / Pohnpei Pingelap 209 US 14751 24 0657 15813 37 LI -9999 19710101 20001231 100 FSM / Pohnpei Ponape 210 US 14761 24 0721 14911 2 A -9999 19860801 20001231 93 FSM / Yap Puluwat 213 US 14808 8 0938 13810 9 LI -9999 19931001 20001231 97 FSM / Yap Rumung 214 US 14814 -9 0519 15344 3 A -9999 19710101 19760629 35 FSM / Truk Satawan Atoll 216 US 14825 8 0520 16301 4 I -9999 19920301 20001231 87 FSM / Kosrae Tafunsak 218 US 14831 8 0933 13809 21 LI -9999 19920101 20001231 98 FSM / Yap Tamil 219 US 14843 9 0519 16300 15 I -9999 19870101 20001231 76 FSM / Kosrae Tofol (Kosrae) 220 US 14851 24 0728 15150 2 LI -9999 19710101 19900531 100 FSM / Truk Truk, Moen 26 SP 00205 10 1200 17200 0 A -9999 19960108 19960131 100 Marshall LIKIEP KABINIEB (Likiep El. Sc 27 SP 00210 10 0500 16900 0 I -9999 19951113 19970131 31 Marshall GROUP I (Queen of Peace H.S.) 28 SP 00211 10 0500 16900 0 I -9999 19951113 19970131 31 Marshall GROUP II (Queen of Peace H.S.) 29 SP 00215 24 0924 17018 10 I -9999 19980601 20000930 28 Marshall WOTJE (Pub Elem School) 30 SP 00218 8 0750 17123 1 A -9999 19971020 19980519 85 Marshall Tolin Lijakwe (Majuro Co-op) 31 SP 00219 9 0730 17123 3 A -9999 19980225 19980519 75 Marshall GIRLY TOWN (Majuro co-op) 153 US 13915 24 0715 16850 2 A -9999 19851201 20001130 89 Marshall Ailinglapalap 159 US 14053 12 0707 17134 2 A -9999 19920201 19990831 79 Marshall Arno 167 US 14165 24 1121 16221 3 A -9999 19710101 19780630 76 Marshall Eniwetok 175 US 14304 24 0555 16938 2 A -9999 19851201 20001231 93 Marshall Jaluit 181 US 14375 12 0843 16744 2 A -9999 19710101 20001231 98 Marshall Kwajalein 185 US 14399 8 0709 17102 2 A -9999 19920101 20001231 80 Marshall Laura (Majuro) 191 US 14460 24 0705 17122 3 A -9999 19710101 20001231 100 Marshall Majuro 195 US 14487 24 0605 17144 3 A -9999 19851201 19991130 87 Marshall Mili 119 SP 00820 11 -0900 14700 0 I -9999 19930615 19931130 77 New Guinea LAURABADA (Gerehu H.S.) 120 SP 00822 9 -0203 14725 0 I -9999 19951124 19981130 42 New Guinea SIOU (Momote Weather Office) 121 SP 00823 9 -0203 14725 0 I -9999 19890101 20000930 79 New Guinea MOMOTE (Momote Weather Office) 122 SP 00825 9 -0204 14724 0 I -9999 19950301 19971231 64 New Guinea PAPITALAI (High School, Manus) 123 SP 00840 6 -0715 14600 0 I -9999 19930402 19980331 45 New Guinea MENYAMYA-A (Menyamya H.S.) 124 SP 00841 7 -0715 14600 0 I -9999 19940209 19980331 30 New Guinea MENYAMYA-B (Menyamya H.S.) 125 SP 00850 14 -0200 14700 0 I -9999 19960308 19960630 100 New Guinea BUNDRAHEI (Bundrahei Prov. H.S 126 SP 00870 11 -0235 15050 0 I -9999 19930715 20010331 49 New Guinea MALANGAN (Utu High School) 127 SP 00875 10 -0200 14700 0 I -9999 19951001 19990731 34 New Guinea MPHS (Manus High School) 128 SP 00877 7 -0500 14400 0 I -9999 19960710 19961031 89 New Guinea SULA #1 (Kompiam H.S.) 129 SP 00878 7 -0500 14400 0 I -9999 19960710 19961031 89 New Guinea SULA #2 (Kompiam H.S.) 130 SP 00880 8 -0928 14715 0 I -9999 19931001 19971209 48 New Guinea PMIHS (Port Moesby Int. H.S.) 132 SP 00885 9 -0200 14700 0 I -9999 19950308 19970430 22 New Guinea N'DRAMO (Ecom HS, Lugos Manus) 134 SP 00889 -9 -0600 14300 -9999 I -9999 19980801 19990131 99 New Guinea MARGARIMA (Margarima H.S.) 135 SP 00891 9 -0269 14130 6 I -9999 19990101 20001231 87 New Guinea VANIMO (Vanimo Weather Off) 66 SP 00490 8 -0001 16655 0 A -9999 19930301 19940430 81 Nauru YAREN (Nauru Secondary School) 163 US 14101 -9 -0246 -17142 2 I -9999 19720601 19790630 99 Kiribati Kanton Island 112 SP 00700 11 -0925 16003 9 I -9999 19930501 19970331 90 Solomon Islands MET ENCLOSURE (Met., Honiara) 113 SP 00701 11 -0642 15623 3 LI -9999 19930710 20010531 41 Solomon Islands TARO ISLAND (Met., Honiara) 114 SP 00702 11 -0943 15997 55 I -9999 19930513 19960731 63 Solomon Islands VAVAYA RIDGE (Met., Honiara) 115 SP 00705 11 -0820 15616 0 I -9999 19950101 20010430 87 Solomon Islands MUNDA (New Georgia Island) 116 SP 00740 16 -1013 16133 0 I -9999 19940301 19950331 91 Solomon Islands KAKAMORA (Waimapuru N.S.S.) 117 SP 00760 14 -0824 16045 0 I -9999 19920818 19970228 38 Solomon Islands SINGO SINGO (Adaua Sec. Sch.) 118 SP 00780 10 -1013 16133 0 I -9999 19940301 19950331 98 Solomon Islands WAMATA (Waimapuru N.S.S.) 100 SP 00640 15 -1744 16818 54 I -9999 19930225 20000331 87 Vanuatu RHAM (Malapoa College) 101 SP 00641 10 -1744 16818 39 I -9999 19930225 20010225 85 Vanuatu UHA (Malapoa College) 102 SP 00642 15 -1537 16710 0 I -9999 19940527 19941031 85 Vanuatu KIDRONG (Aore Adv. Academy) 103 SP 00643 7 -1537 16710 0 I -9999 19940507 19940606 97 Vanuatu GOLDEN ECHO STN (Aore Adv. Ac) 104 SP 00644 6 -1516 16780 0 I -9999 19960225 19961126 96 Vanuatu VUINAKO (St. Patricks College) 105 SP 00645 6 -1516 16780 0 I -9999 19960225 19961031 87 Vanuatu NAWALU (St. Patricks College) 107 SP 00650 10 -1400 16300 0 I -9999 19960307 19960831 76 Vanuatu MATEVULU (Matevulu College) 97 SP 00620 9 -1400 -17100 0 I -9999 19950207 19970630 52 Fiji FISHERIES (Lami, Fiji Islands) 98 SP 00621 9 -1820 17804 0 I -9999 19950401 19950731 50 Fiji LAMI (Fisheries Division) 99 SP 00625 9 -1736 17727 0 I -9999 19950328 19970228 49 Fiji OILEI!MARAU (St. Thomas HS) 80 SP 00570 9 -1355 -17147 796 I -9999 19930315 19991231 81 W. Samoa AFIAMALU (Met Obs, Apia) 81 SP 00571 9 -1348 -17147 4 I -9999 19930315 19991231 86 W. Samoa MULINU'U (Met Obs, Apia) 82 SP 00573 8 -1300 -17500 0 I -9999 19970301 19990831 11 W. Samoa ALOFIOTAOA (Jr. Secondary Sch) 83 SP 00575 -9 -1356 -17137 0 I -9999 19970301 19980731 32 W. Samoa MANNEH LIU (Sauniatu Elem) 84 SP 00577 8 -1401 -17134 0 I -9999 19970219 19980131 91 W. Samoa SIVMU (Palalaua Jr. High Sch) 86 SP 00581 -9 -1343 -17235 45 I -9999 19970211 19980630 39 W. Samoa SALAILUA (Sala'ilua Primary) 71 SP 00550 10 -2108 -17511 0 I -9999 19930601 20010531 85 Tonga NUKU'ALOFA (Met. Service) 73 SP 00552 9 -1800 -17400 0 I -9999 19970709 19970930 100 Tonga NEIAFU (Mizpah Adventist Sch) 74 SP 00555 17 -1948 -17421 0 I -9999 19931001 19970731 45 Tonga HA'ATO'U (St. Josephs Col.) 75 SP 00560 9 -1945 -17417 12 I -9999 19960801 19961031 100 Tonga TALIKAUA FARM (Taufa'ahau Pilo 76 SP 00561 11 -1948 -17420 6 I -9999 19960912 19970331 64 Tonga KOLOVAI (Taufa'ahau Pilolevu C 78 SP 00565 15 -2100 -17500 5 I -9999 19960901 19961130 99 Tonga LAMAT'ALORI (Tupou H.S.) 79 SP 00567 -9 -1800 -17400 60 I -9999 19970201 19970430 99 Tonga LEONARD (Chanel High School) 94 SP 00600 11 -1410 -17043 0 I -9999 19971015 19980127 83 Am. Samoa MANULELE (Junior High) 95 SP 00605 8 -1420 -17043 0 I -9999 19971210 19980731 59 Am. Samoa MATATULA A (Elementary School) 96 SP 00607 8 -1420 -17043 0 I -9999 19971210 19980331 95 Am. Samoa MATATULA B (Elementary School) 154 US 14000 10 -1418 -17046 408 I -9999 19800101 19990331 88 Am. Samoa Aasufou (Tutuila) 156 US 14005 9 -1415 -17038 1830 I -9999 19800124 19980831 88 Am. Samoa Afono (Tutuila) 160 US 14060 -9 -1415 -17041 81 I -9999 19771001 19790531 95 Am. Samoa Atu'u (Tutuila) 165 US 14135 -9 -1418 -17041 250 I -9999 19710101 19760331 86 Am. Samoa Faga Alu Reservoir (Tutuila) 172 US 14248 8 -1414 -16930 5 I -9999 19751101 19861231 90 Am. Samoa Faleasao Village (Manua) 184 US 14397 -9 -1421 -17047 6 I -9999 19710101 19780531 99 Am. Samoa Leone (Tutuila) 188 US 14424 -9 -1414 -16930 5 I -9999 19710101 19751031 99 Am. Samoa Luma Village (Manua) 203 US 14594 -9 -1419 -17046 42 I -9999 19781101 19800531 95 Am. Samoa Malaeloa (Tutuila) 204 US 14690 24 -1419 -17042 3 I -9999 19710101 20001231 100 Am. Samoa Pago Pago (Tutuila) 215 US 14822 -9 -1102 -17105 2 LI -9999 19710101 19761031 26 Am. Samoa Swain Island 87 SP 00590 7 -1905 -16955 0 LI -9999 19720401 19930930 2 Niue EANFMEK (Niue H.S.) 67 SP 00500 9 -2116 -15946 0 I -9999 19930217 19961031 55 Cook KIMDE (Rarotonga, Papaaroa) 68 SP 00501 9 -2116 -15946 0 I -9999 19930217 19940930 73 Cook PAC (Rarotonga, Papaaroa) 69 SP 00502 9 -2116 -15950 0 I -9999 19930217 19960726 58 Cook WIGAN (Rarotonga, Papaaroa) 70 SP 00505 8 -2120 -15947 2 I -9999 19930309 19961213 48 Cook POOH'S CORNER (Rarotonga) Total 157 stations above. Convert to location in G2B31 domain: method: look at the lat lon of two stations. If they are covered by the same TCI grid box, they should be treated as one position. The TCI grids are very regular, it always changes like X.05, X.15, X.25,...,X.95, same for lat and lon. Pay attention that when choose one pair of lat lon from the two stations, if one coordinates of one of the station is on the border of a TCI grid box, use that one; If both stations are on border, the two must both be listed in the station list. Hawaii (14): Lat Lon Name 2116 -15749 Hawaii045 2200 -15000 Hawaii046 2000 -15530 Hawaii047 2111 -15731 Hawaii049 2130 -15820 Hawaii050 1942 -15505 Hawaii052 2129 -15756 Hawaii055 2122 -15756 Hawaii056 2123 -15744 Hawaii057 1906 -15500 Hawaii059 1913 -15530 Hawaii060 1930 -15456 Hawaii061 2000 -15541 Hawaii062 2000 -15500 Hawaii065 Palau(7): Lat Lon Name 0800 13500 Palau023 0700 13500 Palau024 0655 13408 Palau158 0720 13427 Palau193 0726 13430 Palau198 0738 13438 Palau200 0702 13416 Palau207 Mariana(5): Lat Lon Name 1510 14543 Mariana033 1500 14600 Mariana034 1458 14537 Mariana038 1410 14515 Mariana212 1500 14538 Mariana223 Guam(4): Lat Lon Name 1400 14500 Guam042 1336 14600 Guam043 1335 14455 Guam157 1315 14444 Guam173 FSM(22): Lat Lon Name -0500 16300 FSM001 0700 15900 FSM005 0630 15812 FSM007 0351 15458 FSM010 0700 15800 FSM011 0630 15850 FSM012 0600 14300 FSM015 0721 14353 FSM018 0700 14300 FSM020 1002 13947 FSM168 0104 15447 FSM178 0530 15349 FSM187 0928 13805 FSM189 0651 15819 FSM194 0640 15947 FSM196 0350 15500 FSM202 0655 15810 FSM206 0613 16041 FSM208 0721 14911 FSM210 0938 13810 FSM213 0519 16300 FSM219 0728 15150 FSM220 Marshall(13): Lat Lon Name 1200 17200 Marshall026 0500 16900 Marshall027 0924 17018 Marshall029 0750 17123 Marshall030 0730 17123 Marshall031 0715 16850 Marshall153 0707 17134 Marshall159 1121 16221 Marshall167 0555 16938 Marshall175 0843 16744 Marshall181 0709 17102 Marshall185 0705 17122 Marshall191 0605 17144 Marshall195 Guinea (9): Lat Lon Name -0900 14700 Guinea119 -0203 14725 Guinea121 -0715 14600 Guinea123 -0200 14700 Guinea125 -0235 15050 Guinea126 -0500 14400 Guinea128 -0928 14715 Guinea130 -0600 14300 Guinea134 -0269 14130 Guinea135 Nauru (1): Lat Lon Name -0001 16655 Nauru066 Kiribati (1): Lat Lon Name -0246 -17142 Kiribati163 Solomon (6): Lat Lon Name -0925 16003 Solomon112 -0642 15623 Solomon113 -0943 15997 Solomon114 -0820 15616 Solomon115 -1013 16133 Solomon116 -0824 16045 Solomon117 Vanuatu (4): Lat Lon Name -1744 16818 Vanuatu101 -1537 16710 Vanuatu102 -1516 16780 Vanuatu104 -1400 16300 Vanuatu107 Fiji (3): Lat Lon Name -1400 -17100 Fiji097 -1820 17804 Fiji098 -1736 17727 Fiji099 Samoa (6): Lat Lon Name -1355 -17147 Samoa080 -1348 -17147 Samoa081 -1300 -17500 Samoa082 -1356 -17137 Samoa083 -1401 -17134 Samoa084 -1343 -17235 Samoa086 Tonga (4): Lat Lon Name -2108 -17511 Tonga071 -1800 -17400 Tonga073 -1945 -17417 Tonga075 -2100 -17500 Tonga078 AmSamoa (4): Lat Lon Name -1418 -17046 AmSamoa154 -1415 -17038 AmSamoa156 -1414 -16930 AmSamoa172 -1102 -17105 AmSamoa215 Niue (1): Lat Lon Name -1905 -16955 Niue087 Cook (1): Lat Lon Name -2120 -15947 Cook070 Altogether 105 locations. Some stations are so close to each that they are not separable for the G2B31 (0.1 degree spatial resolution) e.g. 32 and 161, they are treated as on location; Some are actually next to each other, e.g. 38-41, they are treated as one location in the parser too. the order of items in the parsed data file are changed, for the convenience of later programs: rainrate/100.0, SD/100.0, lat/100.0, lon/100.0, n, landsea, dayntime,totalRay The algorithms discussed (which we want to improve) is for the SSM/I monthly mean, which is based on the monthly brightness temperature histogram. What is the difference between the daily and monthly program? Why not use the same algorithm for both(apparently the monthly can't apply to daily, but how about get monthly directly from daily rain product? What are their advantages separately?)? Are SSM/I and TMI monthly programs in the same line? Check TRMM and TISDIS site !!!! http://tsdis.gsfc.nasa.gov/tsdis/tsdis.html TMI algorithm: http://trmm.gsfc.nasa.gov/2a12.html The algorithm is based upon a Bayesian approach that begins by establishing a large database of potential hydrometeor profiles and their computed brightness temperatures (Tb). This database is computed from cloud resolving models such as the Goddard Cumulus Ensemble model. Once the database is established, the retrieval searches the database and in Bayes's formulation, the probability of a particular profile R, given Tb can be written as: Pr( R | Tb ) = Pr(R) x Pr(Tb | R) where Pr(R) is the probability with which a certain profile R will be observed and Pr(Tb | R) is the probability of observing the brightness temperature vector, Tb, given a particular rain profile R. The probability that a profile R will be observed is taken from the cloud profile database. The second term is specified in the Bayesian formulation to be the gaussian weight which depends upon the RMS difference between observed and computed Tb. A more complete description of this portion of the algorithm can be found in Kummerow et al., (1996). Results on the latent heating retrievals from this algorithm can be found in Olson et al., (1998). Even if we have a sensor now a perfect sensor now, we still want to improve the old algorithm such as the SSM/I monthly (Wilheit et. al) because we don't want to throw away the legacy. It will always be nice to have a longer temporal coverage. Reason to choose year 2000: no strong El Nino sigal Future work: compare with station data; it'll also be intersting to compare it with some strong El Nino year; other algorithm error related work, e.g. space-time rain, simulation(based on availabel theory, e.g. probability of rain for a certain spatial resolution), and compute some result from the TRMM data and see if the two mathces; Jan: done Feb: done Mar: done Apr: done May: done Jun: done Jul: done Aug: done Sep: done Oct: done Nov: done Dec: done Good figures to show: FSM001yr2000.gif FSM005yr2000.gif FSM020yr2000.gif FSM206yr2000.gif Guinea125yr2000.gif Guinea128yr2000.gif Hawaii062yr2000.gif Mariana034yr2000.gif Marshall027yr2000.gif Palau023yr2000.gif FSM018yr2000.gif FSM194yr2000.gif variance=sum(X-u)^2/N or (N-1) SD=variance^(1/2)