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see § List of discovered minor planets |
Henry E. Holt (27 September 1929 - 5 May 2019)[2] was an American astronomer and prolific discoverer of minor planets and comets, who has worked as a planetary geologist at the United States Geological Survey and Northern Arizona University.[3]
Career
In the 1960s he studied the photometric properties of the lunar surface as part of the Surveyor and Apollo programs.[3]
Between 1989 and 1993, he has discovered nearly 700 minor planets, and ranks among the Top 30 discoverers in MPC's list.[1] His discoveries including the potentially hazardous asteroid 4581 Asclepius, the numbered asteroid that has made the closest approach to Earth at the time,[3] as well as the near-Earth asteroid 4544 Xanthus, and the main-belt asteroid 6312 Robheinlein, which he named after famous science fiction author, Robert Heinlein.[4] He is also a co-discoverer of the three periodic comets 121P/Shoemaker-Holt, 127P/Holt–Olmstead (discovered with C. Michelle Olmstead), and 128P/Shoemaker-Holt.[5]
Awards and honors
The Mars-crossing asteroid 4435 Holt was named in his honor.[3] The official naming citation was published by the Minor Planet Center on 30 January 1991 (M.P.C. 17656).[6]
Minor planet 4582 Hank is named after his son, Henry Reid Holt. [7]
List of discovered minor planets
Henry Holt made some of his discoveries in collaboration with: A Norman G. Thomas, B David Levy, C Jeffery A. Brown, D , and Carolyn Shoemaker
4502 Elizabethann | 29 May 1989 | list |
4544 Xanthus | 31 March 1989 | list |
4581 Asclepius | 31 March 1989 | list |
4642 Murchie | 23 August 1990 | list |
4643 Cisneros | 23 August 1990 | list |
4711 Kathy | 31 May 1989 | list |
4745 Nancymarie | 9 July 1989 | list |
4955 Gold | 17 September 1990 | list |
4958 Wellnitz | 13 July 1991 | list |
5034 Joeharrington | 7 August 1991 | list |
5132 Maynard | 22 June 1990 | list |
5134 Ebilson | 17 September 1990 | list |
5185 Alerossi | 15 September 1990 | list |
5235 Jean-Loup | 16 September 1990 | list |
5261 Eureka | 20 June 1990 | list |
5290 Langevin | 30 July 1990 | list |
5338 Michelblanc | 13 September 1991 | list |
5406 Jonjoseph | 9 August 1991 | list |
5439 Couturier | 14 September 1990 | list |
5442 Drossart | 12 July 1991 | list |
5443 Encrenaz | 14 July 1991 | list |
5444 Gautier | 5 August 1991 | list |
5445 Williwaw | 7 August 1991 | list |
5446 Heyler | 5 August 1991 | list |
5447 Lallement | 6 August 1991 | list |
5485 Kaula | 11 September 1991 | list |
5519 Lellouch | 23 August 1990 | list |
5523 Luminet | 5 August 1991 | list |
5524 Lecacheux | 15 September 1991 | list |
5584 Izenberg | 31 May 1989 | list |
(5587) 1990 SB | 16 September 1990 | list |
5594 Jimmiller | 12 July 1991 | list |
5595 Roth | 5 August 1991 | list |
5596 Morbidelli | 7 August 1991 | list |
5597 Warren | 5 August 1991 | list |
5598 Carlmurray | 8 August 1991 | list |
5642 Bobbywilliams | 27 July 1990 | list |
5643 Roques | 22 August 1990 | list |
5644 Maureenbell | 22 August 1990 | list |
5833 Peterson | 5 August 1991 | list |
5919 Patrickmartin | 5 August 1991 | list |
(5920) 1992 SX17 | 30 September 1992 | list |
(5963) 1990 QP2 | 24 August 1990 | list |
(5964) 1990 QN4 | 23 August 1990 | list |
(5965) 1990 SV15 | 16 September 1990 | list |
5971 Tickell | 12 July 1991 | list |
5972 Harryatkinson | 5 August 1991 | list |
(5977) 1992 TH1 | 1 October 1992 | list |
6011 Tozzi | 29 August 1990 | list |
6013 Andanike | 18 July 1991 | list |
6014 Chribrenmark | 7 August 1991 | list |
6015 Paularego | 7 August 1991 | list |
6016 Carnelli | 7 August 1991 | list |
(6017) 1991 PY11 | 7 August 1991 | list |
6018 Pierssac | 7 August 1991 | list |
(6045) 1991 RG9 | 11 September 1991 | list |
(6046) 1991 RF14 | 13 September 1991 | list |
6069 Cevolani | 8 August 1991 | list |
6131 Towen | 27 July 1990 | list |
6132 Danielson | 22 August 1990 | list |
6133 Royaldutchastro | 14 September 1990 | list |
6134 Kamagari | 15 September 1990 | list |
6135 Billowen | 14 September 1990 | list |
6154 Stevesynnott | 22 August 1990 | list |
(6242) 1990 OJ2 | 29 July 1990 | list |
6243 Yoder | 27 July 1990 | list |
6311 Porubčan | 15 September 1990 | list |
6312 Robheinlein | 14 September 1990 | list |
6314 Reigber | 17 September 1990 | list |
(6328) 1991 NL1 | 12 July 1991 | list |
6386 Keithnoll | 10 July 1989 | list |
(6394) 1990 QM2 | 22 August 1990 | list |
6406 Mikejura | 28 June 1992 | list |
(6407) 1992 PF2 | 2 August 1992 | list |
(6453) 1991 NY | 13 July 1991 | list |
(6490) 1991 NR2 | 12 July 1991 | list |
(6491) 1991 OA | 16 July 1991 | list |
6641 Bobross | 29 July 1990 | list |
(6648) 1991 PM11 | 9 August 1991 | list |
(6651) 1991 RV9 | 10 September 1991 | list |
(6652) 1991 SJ1 | 16 September 1991 | list |
6714 Montréal | 29 July 1990 | list |
6715 Sheldonmarks | 22 August 1990 | list |
(6716) 1990 RO1 | 14 September 1990 | list |
6726 Suthers | 5 August 1991 | list |
(6782) 1990 SU10 | 16 September 1990 | list |
(6787) 1991 PF15 | 7 August 1991 | list |
(6788) 1991 PH15 | 7 August 1991 | list |
(6858) 1990 ST10 | 16 September 1990 | list |
(6863) 1991 PX8 | 5 August 1991 | list |
6904 McGill | 22 August 1990 | list |
6914 Becquerel | 3 April 1992 | list |
(6963) 1990 OQ3 | 27 July 1990 | list |
6974 Solti | 27 June 1992 | list |
(7024) 1992 PA4 | 2 August 1992 | list |
7055 Fabiopagan | 31 May 1989 | list |
7057 Al-Fārābī | 22 August 1990 | list |
7058 Al-Ṭūsī | 16 September 1990 | list |
7059 Van Dokkum | 18 September 1990 | list |
7060 Al-'Ijliya | 16 September 1990 | list |
7065 Fredschaaf | 2 August 1992 | list |
(7085) 1991 PE | 5 August 1991 | list |
7124 Glinos | 24 July 1990 | list |
(7180) 1991 NG1 | 12 July 1991 | list |
(7181) 1991 PH12 | 7 August 1991 | list |
(7183) 1991 RE16 | 15 September 1991 | list |
(7184) 1991 RB25 | 11 September 1991 | list |
(7190) 1993 GB1 | 15 April 1993 | list |
(7191) 1993 MA1 | 18 June 1993 | list |
7194 Susanrose | 18 September 1993 | list |
(7245) 1991 RN10 | 10 September 1991 | list |
(7246) 1991 RP25 | 12 September 1991 | list |
(7286) 1990 QZ4 | 24 August 1990 | list |
(7337) 1990 QH1 | 22 August 1990 | list |
(7339) 1991 RA16 | 15 September 1991 | list |
(7411) 1990 QQ1 | 22 August 1990 | list |
(7419) 1991 PN13 | 5 August 1991 | list |
(7423) 1992 PT2 | 2 August 1992 | list |
(7424) 1992 PS6 | 6 August 1992 | list |
(7477) 1993 LC | 13 June 1993 | list |
(7521) 1990 QS2 | 24 August 1990 | list |
(7523) 1991 PF18 | 8 August 1991 | list |
(7524) 1991 RW19 | 14 September 1991 | list |
(7577) 1990 QV4 | 24 August 1990 | list |
(7585) 1991 PK8 | 5 August 1991 | list |
(7646) 1989 KE | 29 May 1989 | list |
(7652) 1991 RL5 | 13 September 1991 | list |
(7702) 1991 PO13 | 5 August 1991 | list |
(7759) 1990 QD2 | 22 August 1990 | list |
(7760) 1990 RW3 | 14 September 1990 | list |
(7762) 1990 SY2 | 18 September 1990 | list |
(7768) 1991 SX1 | 16 September 1991 | list |
(7819) 1990 RR3 | 14 September 1990 | list |
(7823) 1991 PF10 | 7 August 1991 | list |
(7827) 1992 QE2 | 22 August 1992 | list |
(7883) 1993 GD1 | 15 April 1993 | list |
7936 Mikemagee | 30 July 1990 | list |
(7937) 1990 QA2 | 22 August 1990 | list |
(7938) 1990 SL2 | 17 September 1990 | list |
(7941) 1991 NE1 | 12 July 1991 | list |
(7943) 1991 PQ12 | 5 August 1991 | list |
(7944) 1991 PR12 | 5 August 1991 | list |
(7946) 1991 RV13 | 13 September 1991 | list |
(8015) 1990 QT2 | 24 August 1990 | list |
(8016) 1990 QW10 | 27 August 1990 | list |
(8017) 1990 RM5 | 15 September 1990 | list |
(8018) 1990 SW | 16 September 1990 | list |
8027 Robertrushworth | 7 August 1991 | list |
8029 Miltthompson | 15 September 1991 | list |
(8090) 1991 RO23 | 15 September 1991 | list |