Anton M.J. "Tom" Gehrels född 21 februari 1925 i Haarlemmermeer i Nederländerna, död 11 juli 2011 i Tucson Arizona, var en nederländsk-amerikansk astronom som verkade som professor vid University of Arizona.
Han var en av huvudpersonerna bakom de båda amerikanska rymdsonderna Pioneer 10 och Pioneer 11.
Minor Planet Center listar honom som T. Gehrels och som upptäckare av 4661 asteroider.[1] 20 st av asteroiderna var han ensam upptäckare till och 4641 st tillsammans med astronomparet Cornelis Johannes van Houten och Ingrid van Houten-Groeneveld.[1]
Han upptäckte även de tre periodiska kometerna 64P/Swift-Gehrels, 78P/Gehrels 2 och 82P/Gehrels 3.
Asteroiden 1777 Gehrels som han själv var med och upptäckte, är uppkallad efter honom.[2].
Lista över upptäckta mindre planeter och asteroider
Lista över upptäckta mindre planeter och asteroider (urval) |
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8238 Courbet [A] [B] | 26 mars 1971 | 8239 Signac [A] [B] | 29 september 1973 | 8240 Matisse [A] [B] | 29 september 1973 | 8241 Agrius [A] [B] | 19 september 1973 | 8316 Wolkenstein [A] [B] | 24 september 1960 | 8317 Eurysaces [A] [B] | 24 september 1960 | 8318 Averroes [A] [B] | 29 september 1973 | 8319 Antiphanes [A] [B] | 25 september 1973 | 8433 Brachyrhynchus [A] [B] | 24 september 1960 | 8434 Columbianus [A] [B] | 24 september 1960 | 8435 Anser [A] [B] | 26 september 1960 | 8436 Leucopsis [A] [B] | 25 mars 1971 | 8437 Bernicla [A] [B] | 26 mars 1971 | 8438 Marila [A] [B] | 13 maj 1971 | 8439 Albellus [A] [B] | 29 september 1973 | 8440 Wigeon [A] [B] | 17 oktober 1977 | 8441 Lapponica [A] [B] | 16 oktober 1977 | 8442 Ostralegus [A] [B] | 16 oktober 1977 | 8443 Svecica [A] [B] | 16 oktober 1977 | 8585 Purpurea [A] [B] | 24 september 1960 |
8586 Epops [A] [B] | 24 september 1960 | 8587 Ruficollis [A] [B] | 25 september 1960 | 8588 Avosetta [A] [B] | 24 september 1960 | 8589 Stellaris [A] [B] | 24 september 1960 | 8590 Pygargus [A] [B] | 24 september 1960 | 8591 Excubitor [A] [B] | 24 september 1960 | 8592 Rubetra [A] [B] | 25 mars 1971 | 8593 Angustirostris [A] [B] | 25 mars 1971 | 8594 Albifrons [A] [B] | 25 mars 1971 | 8595 Dougallii [A] [B] | 26 mars 1971 | 8596 Alchata [A] [B] | 29 september 1973 | 8597 Sandvicensis [A] [B] | 29 september 1973 | 8598 Tetrix [A] [B] | 29 september 1973 | 8599 Riparia [A] [B] | 29 september 1973 | 8600 Arundinaceus [A] [B] | 30 september 1973 | 8601 Ciconia [A] [B] | 30 september 1973 | 8602 Oedicnemus [A] [B] | 16 oktober 1977 | 8603 Senator [A] [B] | 16 oktober 1977 | 8750 Nettarufina [A] [B] | 24 september 1960 | 8751 Nigricollis [A] [B] | 24 september 1960 |
8752 Flammeus [A] [B] | 24 september 1960 | 8753 Nycticorax [A] [B] | 24 september 1960 | 8754 Leucorodia [A] [B] | 24 september 1960 | 8755 Querquedula [A] [B] | 24 september 1960 | 8756 Mollissima [A] [B] | 24 september 1960 | 8757 Cyaneus [A] [B] | 24 september 1960 | 8758 Perdix [A] [B] | 24 september 1960 | 8759 Porzana [A] [B] | 17 oktober 1960 | 8760 Crex [A] [B] | 25 mars 1971 | 8761 Crane [A] [B] | 25 mars 1971 | 8762 Hiaticula [A] [B] | 26 mars 1971 | 8763 Pugnax [A] [B] | 26 mars 1971 | 8764 Gallinago [A] [B] | 29 september 1973 | 8765 Limosa [A] [B] | 29 september 1973 | 8766 Niger [A] [B] | 29 september 1973 | 8767 Commontern [A] [B] | 29 september 1973 | 8768 Barnowl [A] [B] | 29 september 1973 | 8769 Arctictern [A] [B] | 29 september 1973 | 8770 Totanus [A] [B] | 30 september 1973 | 8771 Biarmicus [A] [B] | 30 september 1973 |
8772 Minutus [A] [B] | 29 september 1973 | 8773 Torquilla [A] [B] | 25 september 1973 | 8774 Viridis [A] [B] | 25 september 1973 | 8775 Cristata [A] [B] | 30 september 1973 | 8776 Campestris [A] [B] | 16 oktober 1977 | 8777 Torquata [A] [B] | 16 oktober 1977 | 8959 Oenanthe [A] [B] | 24 september 1960 | 8960 Luscinioides [A] [B] | 24 september 1960 | 8961 Schoenobaenus [A] [B] | 24 september 1960 | 8962 Noctua [A] [B] | 24 september 1960 | 8963 Collurio [A] [B] | 24 september 1960 | 8964 Corax [A] [B] | 17 oktober 1960 | 8965 Citrinella [A] [B] | 17 oktober 1960 | 8966 Hortulana [A] [B] | 26 mars 1971 | 8967 Calandra [A] [B] | 13 maj 1971 | 8968 Europaeus [A] [B] | 29 september 1973 | 8969 Alexandrinus [A] [B] | 29 september 1973 | 8970 Islandica [A] [B] | 29 september 1973 | 8971 Leucocephala [A] [B] | 29 september 1973 | 8972 Sylvatica [A] [B] | 29 september 1973 |
9691 Zwaan [A] [B] | 24 september 1960 | 9692 Kuperus [A] [B] | 24 september 1960 | 9693 Bleeker [A] [B] | 24 september 1960 | 9694 Lycomedes [A] [B] | 26 september 1960 | 9695 Johnheise [A] [B] | 24 september 1960 | 9696 Jaffe [A] [B] | 24 september 1960 | 9697 Louwman [A] [B] | 25 mars 1971 | 9698 Idzerda [A] [B] | 25 mars 1971 | 9699 Baumhauer [A] [B] | 26 mars 1971 | 9700 Paech [A] [B] | 25 mars 1971 | 9701 Mak [A] [B] | 29 september 1973 | 9702 Tomvandijk [A] [B] | 29 september 1973 | 9703 Sussenbach [A] [B] | 30 september 1973 | 9704 Georgebeekman [A] [B] | 30 september 1973 | 9705 Drummen [A] [B] | 16 oktober 1977 | 9706 Bouma [A] [B] | 16 oktober 1977 | 9707 Petruskoning [A] [B] | 16 oktober 1977 | 9708 Gouka [A] [B] | 16 oktober 1977 | 9709 Chrisnell [A] [B] | 16 oktober 1977 | 9712 Nauplius [A] [B] | 19 september 1973 |
10658 Gretadevries [A] [B] | 25 mars 1971 | 10659 Sauerland [A] [B] | 26 mars 1971 | 10660 Felixhormuth [A] [B] | 26 mars 1971 | 10661 Teutoburgerwald [A] [B] | 29 september 1973 | 10662 Peterwisse [A] [B] | 30 september 1973 | 10663 Schwarzwald [A] [B] | 29 september 1973 | 10664 Phemios [A] [B] | 25 september 1973 | 10665 Ortigão [A] [B] | 16 oktober 1977 | 10666 Feldberg [A] [B] | 16 oktober 1977 | 10667 van Marxveldt | 28 oktober 1975 | 10947 Kaiserstuhl [A] [B] | 24 september 1960 | 10948 Odenwald [A] [B] | 24 september 1960 | 10949 Königstuhl [A] [B] | 25 september 1960 | 10950 Albertjansen [A] [B] | 24 september 1960 | 10951 Spessart [A] [B] | 24 september 1960 | 10952 Vogelsberg [A] [B] | 24 september 1960 | 10953 Gerdatschira [A] [B] | 24 september 1960 | 10954 Spiegel [A] [B] | 24 september 1960 | 10955 Harig [A] [B] | 22 oktober 1960 | 10956 Vosges [A] [B] | 24 september 1960 |
12656 Gerdebruijn [A] [B] | 16 oktober 1977 | 12658 Peiraios [A] [B] | 19 september 1973 | 12936 Glennschneider [A] [B] | 24 september 1960 | 12937 Premadi [A] [B] | 24 september 1960 | (12938) 4161 P-L [A] [B] | 24 september 1960 | (12939) 4206 P-L [A] [B] | 24 september 1960 | (12940) 4588 P-L [A] [B] | 24 september 1960 | (12941) 4638 P-L [A] [B] | 24 september 1960 | (12942) 6054 P-L [A] [B] | 24 september 1960 | (12943) 6670 P-L [A] [B] | 24 september 1960 | (12944) 6745 P-L [A] [B] | 24 september 1960 | (12945) 9534 P-L [A] [B] | 17 oktober 1960 | (12946) 1290 T-1 [A] [B] | 25 mars 1971 | (12947) 3099 T-1 [A] [B] | 26 mars 1971 | (12948) 4273 T-1 [A] [B] | 26 mars 1971 | (12949) 4290 T-1 [A] [B] | 26 mars 1971 | (12950) 4321 T-1 [A] [B] | 26 mars 1971 | (12951) 1041 T-2 [A] [B] | 29 september 1973 | (12952) 1102 T-2 [A] [B] | 29 september 1973 | (12953) 1264 T-2 [A] [B] | 29 september 1973 |
(12954) 2040 T-2 [A] [B] | 29 september 1973 | (12955) 2162 T-2 [A] [B] | 29 september 1973 | (12956) 2232 T-2 [A] [B] | 29 september 1973 | (12957) 2258 T-2 [A] [B] | 29 september 1973 | (12958) 2276 T-2 [A] [B] | 29 september 1973 | (12959) 3086 T-2 [A] [B] | 29 september 1973 | (12960) 4165 T-2 [A] [B] | 29 september 1973 | (12961) 4262 T-2 [A] [B] | 29 september 1973 | (12962) 4297 T-2 [A] [B] | 29 september 1973 | (12963) 5485 T-2 [A] [B] | 30 september 1973 | (12964) 1071 T-3 [A] [B] | 17 oktober 1977 | (12965) 1080 T-3 [A] [B] | 17 oktober 1977 | (12966) 1102 T-3 [A] [B] | 17 oktober 1977 | (12967) 3105 T-3 [A] [B] | 16 oktober 1977 | (12968) 3261 T-3 [A] [B] | 16 oktober 1977 | (12969) 3482 T-3 [A] [B] | 16 oktober 1977 | (12970) 4012 T-3 [A] [B] | 16 oktober 1977 | (12971) 4054 T-3 [A] [B] | 16 oktober 1977 | 12972 Eumaios [A] [B] | 19 september 1973 | 12973 Melanthios [A] [B] | 19 september 1973 |
12974 Halitherses [A] [B] | 19 september 1973 | 13439 Frankiethomas [A] [B] | 24 september 1960 | (13440) 2095 P-L [A] [B] | 24 september 1960 | 13441 Janmerlin [A] [B] | 24 september 1960 | (13442) 2646 P-L [A] [B] | 24 september 1960 | (13443) 2785 P-L [A] [B] | 26 september 1960 | (13444) 3040 P-L [A] [B] | 24 september 1960 | (13445) 3063 P-L [A] [B] | 24 september 1960 | 13446 Almarkim [A] [B] | 24 september 1960 | (13447) 4115 P-L [A] [B] | 24 september 1960 | 13448 Edbryce [A] [B] | 24 september 1960 | 13449 Margaretgarland [A] [B] | 24 september 1960 | (13450) 6077 P-L [A] [B] | 24 september 1960 | (13451) 6103 P-L [A] [B] | 24 september 1960 | (13452) 6513 P-L [A] [B] | 24 september 1960 | (13453) 6538 P-L [A] [B] | 24 september 1960 | (13454) 6594 P-L [A] [B] | 24 september 1960 | (13455) 6626 P-L [A] [B] | 24 september 1960 | (13456) 6640 P-L [A] [B] | 26 september 1960 | (13457) 6761 P-L [A] [B] | 24 september 1960 |
(13458) 4214 T-1 [A] [B] | 26 mars 1971 | (13459) 4235 T-1 [A] [B] | 26 mars 1971 | (13460) 1083 T-2 [A] [B] | 29 september 1973 | (13461) 1607 T-2 [A] [B] | 24 september 1973 | (13462) 2076 T-2 [A] [B] | 29 september 1973 | 13463 Antiphos [A] [B] | 25 september 1973 | (13464) 1036 T-3 [A] [B] | 17 oktober 1977 | (13465) 1194 T-3 [A] [B] | 17 oktober 1977 | (13466) 2349 T-3 [A] [B] | 16 oktober 1977 | (13467) 2676 T-3 [A] [B] | 11 oktober 1977 | (13468) 3378 T-3 [A] [B] | 16 oktober 1977 | (13469) 3424 T-3 [A] [B] | 16 oktober 1977 | (13470) 3517 T-3 [A] [B] | 16 oktober 1977 | (13471) 4046 T-3 [A] [B] | 16 oktober 1977 | (13472) 4064 T-3 [A] [B] | 16 oktober 1977 | 13475 Orestes [A] [B] | 19 september 1973 | (13870) 2158 P-L [A] [B] | 24 september 1960 | (13871) 2635 P-L [A] [B] | 24 september 1960 | (13872) 2649 P-L [A] [B] | 24 september 1960 | (13873) 2657 P-L [A] [B] | 24 september 1960 |
(13874) 3013 P-L [A] [B] | 24 september 1960 | (13875) 4525 P-L [A] [B] | 24 september 1960 | (13876) 4625 P-L [A] [B] | 24 september 1960 | (13877) 6063 P-L [A] [B] | 24 september 1960 | (13878) 6106 P-L [A] [B] | 24 september 1960 | (13879) 6328 P-L [A] [B] | 24 september 1960 | 13880 Wayneclark [A] [B] | 24 september 1960 | (13881) 6625 P-L [A] [B] | 24 september 1960 | (13882) 6637 P-L [A] [B] | 24 september 1960 | (13883) 7066 P-L [A] [B] | 17 oktober 1960 | (13884) 1064 T-1 [A] [B] | 25 mars 1971 | (13885) 2104 T-1 [A] [B] | 25 mars 1971 | (13886) 2312 T-1 [A] [B] | 25 mars 1971 | (13887) 3041 T-1 [A] [B] | 26 mars 1971 | (13888) 3290 T-1 [A] [B] | 26 mars 1971 | (13889) 4206 T-1 [A] [B] | 26 mars 1971 | (13890) 1186 T-2 [A] [B] | 29 september 1973 | (13891) 1237 T-2 [A] [B] | 29 september 1973 | (13892) 1266 T-2 [A] [B] | 29 september 1973 | (13893) 1296 T-2 [A] [B] | 29 september 1973 |
(13894) 2039 T-2 [A] [B] | 29 september 1973 | 13895 Letkasagjonica [A] [B] | 29 september 1973 | (13896) 3310 T-2 [A] [B] | 30 september 1973 | 13897 Vesuvius [A] [B] | 29 september 1973 | (13898) 4834 T-2 [A] [B] | 25 september 1973 | (13899) 5036 T-2 [A] [B] | 25 september 1973 | (13900) 5211 T-2 [A] [B] | 25 september 1973 | (13901) 1140 T-3 [A] [B] | 17 oktober 1977 | (13902) 4205 T-3 [A] [B] | 16 oktober 1977 | 14282 Cruijff [A] [B] | 24 september 1960 | (14283) 2206 P-L [A] [B] | 24 september 1960 | (14284) 2530 P-L [A] [B] | 24 september 1960 | (14285) 2566 P-L [A] [B] | 24 september 1960 | (14286) 2577 P-L [A] [B] | 24 september 1960 | (14287) 2777 P-L [A] [B] | 24 september 1960 | (14288) 2796 P-L [A] [B] | 26 september 1960 | (14289) 4648 P-L [A] [B] | 24 september 1960 | (14290) 9072 P-L [A] [B] | 16 oktober 1960 | 14291 Savereide [A] [B] | 25 mars 1971 | (14292) 1148 T-1 [A] [B] | 25 mars 1971 |
(14293) 2307 T-1 [A] [B] | 25 mars 1971 | (14294) 3306 T-1 [A] [B] | 26 mars 1971 | (14295) 4161 T-1 [A] [B] | 26 mars 1971 | (14296) 4298 T-1 [A] [B] | 26 mars 1971 | (14297) 2124 T-2 [A] [B] | 29 september 1973 | (14298) 2144 T-2 [A] [B] | 29 september 1973 | (14299) 3162 T-2 [A] [B] | 30 september 1973 | (14300) 3336 T-2 [A] [B] | 25 september 1973 | (14301) 5205 T-2 [A] [B] | 25 september 1973 | (14302) 5482 T-2 [A] [B] | 30 september 1973 | (14303) 1144 T-3 [A] [B] | 17 oktober 1977 | (14304) 3417 T-3 [A] [B] | 16 oktober 1977 | (14305) 3437 T-3 [A] [B] | 16 oktober 1977 | (14306) 4327 T-3 [A] [B] | 16 oktober 1977 | (14307) 4336 T-3 [A] [B] | 16 oktober 1977 | 14308 Hardeman [A] [B] | 16 oktober 1977 | (14743) 2016 P-L [A] [B] | 24 september 1960 | (14744) 2092 P-L [A] [B] | 26 september 1960 | (14745) 2154 P-L [A] [B] | 24 september 1960 | (14746) 2164 P-L [A] [B] | 26 september 1960 |
(14747) 2541 P-L [A] [B] | 24 september 1960 | (14748) 2620 P-L [A] [B] | 24 september 1960 | (14749) 2626 P-L [A] [B] | 26 september 1960 | (14750) 2654 P-L [A] [B] | 24 september 1960 | (14751) 2688 P-L [A] [B] | 24 september 1960 | (14752) 3005 P-L [A] [B] | 24 september 1960 | (14753) 4592 P-L [A] [B] | 24 september 1960 | (14754) 4806 P-L [A] [B] | 24 september 1960 | (14755) 6069 P-L [A] [B] | 24 september 1960 | (14756) 6232 P-L [A] [B] | 24 september 1960 | (14757) 6309 P-L [A] [B] | 24 september 1960 | (14758) 6519 P-L [A] [B] | 24 september 1960 | (14759) 6520 P-L [A] [B] | 24 september 1960 | (14760) 6595 P-L [A] [B] | 24 september 1960 | (14761) 6608 P-L [A] [B] | 24 september 1960 | (14762) 6647 P-L [A] [B] | 26 september 1960 | (14763) 6793 P-L [A] [B] | 24 september 1960 | 14764 Kilauea [A] [B] | 17 oktober 1960 | (14765) 9519 P-L [A] [B] | 17 oktober 1960 | (14766) 9594 P-L [A] [B] | 17 oktober 1960 |
(14767) 1137 T-1 [A] [B] | 25 mars 1971 | (14768) 1238 T-1 [A] [B] | 25 mars 1971 | (14769) 2175 T-1 [A] [B] | 25 mars 1971 | (14770) 2198 T-1 [A] [B] | 25 mars 1971 | (14771) 4105 T-1 [A] [B] | 26 mars 1971 | (14772) 4195 T-1 [A] [B] | 26 mars 1971 | (14773) 4264 T-1 [A] [B] | 26 mars 1971 | (14774) 4845 T-1 [A] [B] | 13 maj 1971 | (14775) 1139 T-2 [A] [B] | 29 september 1973 | (14776) 1282 T-2 [A] [B] | 29 september 1973 | (14777) 2078 T-2 [A] [B] | 29 september 1973 | (14778) 2216 T-2 [A] [B] | 29 september 1973 | (14779) 3072 T-2 [A] [B] | 30 september 1973 | (14780) 1078 T-3 [A] [B] | 17 oktober 1977 | (14781) 1107 T-3 [A] [B] | 17 oktober 1977 | (14782) 3149 T-3 [A] [B] | 16 oktober 1977 | (14783) 3152 T-3 [A] [B] | 16 oktober 1977 | (14784) 3268 T-3 [A] [B] | 16 oktober 1977 | (14785) 3508 T-3 [A] [B] | 16 oktober 1977 | (14786) 4052 T-3 [A] [B] | 16 oktober 1977 |
(14787) 5038 T-3 [A] [B] | 16 oktober 1977 | (14788) 5172 T-3 [A] [B] | 16 oktober 1977 | 14791 Atreus [A] [B] | 19 september 1973 | 14792 Thyestes [A] [B] | 24 september 1973 | 23403 Boudewijnbuch | 24 mars 1971 | 23404 Bomans | 15 september 1972 | 27657 Berkhey | 12 augusti 1974 | 39415 Janeausten [A] [B] | 26 mars 1971 | 46513 Ampzing | 16 mars 1972 | 52226 Saenredam | 12 augusti 1974 | 55720 Daandehoop | 15 september 1972 | 69231 Alettajacobs | 16 mars 1972 | 85119 Hannieschaft | 15 september 1972 | 99949 Miepgies | 16 mars 1972 | 216464 (1974 PB) | 12 augusti 1974 | Upptäckt tillsammans med: A Cornelis Johannes van Houten B Ingrid van Houten-Groeneveld |
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