| station | |||||||||||||||
| year | No | code | station name,location | Jan | Feb | Mar | Apr | .May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 1987 | 4 | ADE | ADELAIDE,AUSTRLIA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | |
| 1987 | 5 | AFI | AFIAMALU,SAMOA | 12 | |||||||||||
| 1987 | 6 | AKU | AKUREYRI,ICELAND | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 7 | ALQ | ALBUQUERQUE,NEW MEXICO | 1 | 2 | 3 | 4 | 5 | 8 | 9 | 10 | 11 | 12 | ||
| 1987 | 8 | SAN | SANAE,ANTARCRICA | 6 | 7 | 8 | 9 | 10 | |||||||
| 1987 | 9 | ANT | ANTOFAFASTA,CHILE | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 11 | 12 | |
| 1987 | 13 | ATU | ATHENS UNIV,GREECE | 1 | 2 | 3 | 4 | 5 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 14 | BAG | BAGUIO CITY,PHILIPPINES | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 15 | BEC | BERMUDA-COLUMBIA,BERMUDA | 1 | 2 | 3 | 4 | 5 | |||||||
| 1987 | 17 | UPA | 1 | 2 | 3 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | ||
| 1987 | 18 | BKS | BYERLY,CALIFORNIA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 19 | BLA | BLACKSBURG,VIRGINIA | 1 | 2 | 3 | 4 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 21 | BOG | BOGOTA,COLUMBIA | 1 | 2 | 3 | 4 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 22 | MSO | MISSOULA,MONTANA | 5 | |||||||||||
| 1987 | 23 | BUL | BULAWAYO,RHODESIA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 11 | 12 | |
| 1987 | 24 | CAR | CARACAS,VENEZUELA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 26 | CHG | CHIENGMAI,THAILAND | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 29 | COP | COPENHAGEN,DENMAK | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 30 | COR | CORVALLIS,ORGEGON | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 11 | 12 | ||
| 1987 | 33 | DAV | DAVO,PHILIPPINES | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 34 | EIL | EILAT,ISRAEL | 3 | |||||||||||
| 1987 | 35 | JCT | JUNCTION CITY,TEXAS | 1 | 2 | 4 | 5 | 6 | 7 | 8 | |||||
| 1987 | 36 | DUG | DUGWAY,UTAH | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 37 | GEM | GRAHAMSTOWN,SOUTH AFRICS | 3 | 4 | 6 | 7 | 8 | 9 | 12 | |||||
| 1987 | 38 | ESK | ESKDALEMUIR,SCOTLAND | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 39 | FVM | FRENCH VILLAGE,MISSOURI | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 40 | GDH | GODHAVN,GREENLAND | 1 | 2 | 3 | 4 | 5 | 6 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 41 | GEO | GEORGETOWN,COLUMBIA | 10 | |||||||||||
| 1987 | 43 | GOL | GOLDEN,COLORADO | 1 | 2 | 3 | 4 | 6 | 7 | ||||||
| 1987 | 44 | GUA | GUAM,GUAM | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 11 | 12 | |
| 1987 | 45 | HKC | HONG KONG | 1 | 2 | 3 | 4 | 5 | 6 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 46 | EPT | ELPASO TEXAS,U.S.A | 8 | 9 | 10 | 11 | 12 | |||||||
| 1987 | 47 | HLW | HELWAN,UNITED ARAB REPUBLIC | 11 | |||||||||||
| 1987 | 48 | HNR | HONIARA,SOLOMON ISLANDS | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 12 | |
| 1987 | 50 | IST | ISTANBUL,TURKEY | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 52 | KEV | KEVO,FINLAND | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 53 | HON | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 11 | 12 | ||
| 1987 | 54 | KOD | KODAIKANAL,INDIA | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 59 | LPA | LA PLATA,AGENTINA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 11 | 12 | |
| 1987 | 60 | LPB | LA PAZ,BOLIVIA | 1 | 3 | 5 | 6 | 7 | 8 | 9 | 10 | 12 | |||
| 1987 | 61 | LPS | LA PALMA,EL SALVADOR | 1 | 2 | 3 | 4 | 5 | 11 | ||||||
| 1987 | 63 | LUB | LUBBOCK,TEXAS | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 64 | MAT | MATRUSHIRO,JAPAN | 3 | 4 | 5 | |||||||||
| 1987 | 68 | SNG | SONGKHILA,THAILAND | 1 | 2 | 3 | 4 | 5 | 6 | 8 | 9 | 10 | 12 | ||
| 1987 | 70 | KBS | KINGSBAY,SPITSBERGEN | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | |
| 1987 | 72 | MUN | MUNDARING,AUSTRALIA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 11 | 12 | |
| 1987 | 74 | NAI | NAIROBI,KENYA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 75 | NDI | DELHI,NEW DELHI,INDIA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 11 | ||
| 1987 | 79 | DAG | DANMARKSHAVN,GREENLNAD | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 81 | NUR | NURMIJARVI,FINLAND | 1 | 2 | 3 | 4 | 5 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 85 | GSC | GOLDSTONE,CALIFORNIA | 1 | 2 | 3 | 4 | ||||||||
| 1987 | 86 | PMG | PORT MORESBY,PAPUA | 1 | 2 | 3 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | ||
| 1987 | 87 | POO | POONA,INDIA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 89 | SLR | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 91 | PTO | PORTO,PORTUGAL | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 92 | QUE | QUETTA,PAKISTAN | 1 | 2 | 3 | 4 | 5 | 8 | 9 | 10 | 11 | 12 | ||
| 1987 | 94 | RAB | RABAUL,NEW BRITAIN | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 11 | 12 | |
| 1987 | 95 | RAR | RAROTONGA,COOK ISLANDS | 1 | 2 | 3 | 5 | 6 | |||||||
| 1987 | 97 | RIV | RIVERVIEW,NEW SOUTH WALES | 2 | 3 | ||||||||||
| 1987 | 98 | PEL | PELDEHUE,CHILE | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 99 | SBA | SCOTT BASE,ANTARCTICA | 1 | 2 | 3 | 5 | 6 | 9 | 11 | 12 | ||||
| 1987 | 102 | SEO | SEOUL,SOUTH KOREA | 1 | 2 | 3 | 4 | ||||||||
| 1987 | 103 | SHA | SPRING HILL,ALABAMA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 11 | 12 | |
| 1987 | 105 | SHL | SHILLONG,INDIA | 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 106 | SJG | SAN JUNA,PUERTO RICO | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | ||||
| 1987 | 108 | SPA | SOUTH POLE,ANTARCTICA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 109 | STU | STUTTGART,WEST GERMANY | 2 | 3 | 4 | 5 | 6 | 7 | 9 | 10 | 11 | 12 | ||
| 1987 | 112 | ANP | ANPU,REPUBLIC OF CHINA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1987 | 113 | TAU | TASMANIA UNIV,TASMANIA | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 114 | SHK | SHIRAKI,JAPAN | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 11 | 12 | |
| 1987 | 118 | TRN | TRINIDAD,TRIKNIDAD | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |||
| 1987 | 121 | VAL | VALENTIA,IRELAND | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| 1987 | 123 | WES | WESTON,MASSACHUSETTS | 2 | 3 | 6 | 7 | 8 | 9 | 11 | 12 | ||||
| 1987 | 124 | WIN | WINDHHOEK,SOUTH WEST AFRICA | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 11 | 12 | ||