Henry E. Holt
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Henry E. Holt (27 September 1929 - 5 May 2019)<ref name=FaG/> 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.<ref name="schmadel" />
Career
In the 1960s he studied the photometric properties of the lunar surface as part of the Surveyor and Apollo programs.<ref name="schmadel" />
Between 1989 and 1993, he has discovered nearly 700 minor planets, and ranks among the Top 30 discoverers in MPC's list.<ref name="MPC-Discoverers" /> His discoveries including the potentially hazardous asteroid 4581 Asclepius, the numbered asteroid that has made the closest approach to Earth at the time,<ref name="schmadel" /> 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.<ref name="MPC-Robheinlein" /> 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.<ref>Template:Cite journal</ref>
Awards and honors
The Mars-crossing asteroid 4435 Holt was named in his honor.<ref name="schmadel" /> The official naming citation was published by the Minor Planet Center on 30 January 1991 (Template:Small).<ref name="MPC-Circulars-Archive" />
Minor planet 4582 Hank is named after his son, Henry Reid Holt. <ref> Discovery originally attributed to Henry E. Holt and Norman G. Thomas Template:Cite book</ref>
List of discovered minor planets
Henry Holt made some of his discoveries in collaboration with: Template:Note label Norman G. Thomas, Template:Note label David Levy, Template:Note label Jeffery A. Brown, Template:Note label, and Carolyn Shoemaker
| 4502 Elizabethann | 29 May 1989 | Template:LoMP |
| 4544 Xanthus | 31 March 1989 | Template:LoMPTemplate:Ref label |
| 4581 Asclepius | 31 March 1989 | Template:LoMPTemplate:Ref label |
| 4642 Murchie | 23 August 1990 | Template:LoMP |
| 4643 Cisneros | 23 August 1990 | Template:LoMP |
| 4711 Kathy | 31 May 1989 | Template:LoMP |
| 4745 Nancymarie | 9 July 1989 | Template:LoMP |
| 4955 Gold | 17 September 1990 | Template:LoMP |
| 4958 Wellnitz | 13 July 1991 | Template:LoMP |
| 5034 Joeharrington | 7 August 1991 | Template:LoMP |
| 5132 Maynard | 22 June 1990 | Template:LoMP |
| 5134 Ebilson | 17 September 1990 | Template:LoMP |
| 5185 Alerossi | 15 September 1990 | Template:LoMP |
| 5235 Jean-Loup | 16 September 1990 | Template:LoMP |
| 5261 Eureka | 20 June 1990 | Template:LoMPTemplate:Ref label |
| 5290 Langevin | 30 July 1990 | Template:LoMP |
| 5338 Michelblanc | 13 September 1991 | Template:LoMP |
| 5406 Jonjoseph | 9 August 1991 | Template:LoMP |
| 5439 Couturier | 14 September 1990 | Template:LoMP |
| 5442 Drossart | 12 July 1991 | Template:LoMP |
| 5443 Encrenaz | 14 July 1991 | Template:LoMP |
| 5444 Gautier | 5 August 1991 | Template:LoMP |
| 5445 Williwaw | 7 August 1991 | Template:LoMP |
| 5446 Heyler | 5 August 1991 | Template:LoMP |
| 5447 Lallement | 6 August 1991 | Template:LoMP |
| 5485 Kaula | 11 September 1991 | Template:LoMP |
| 5519 Lellouch | 23 August 1990 | Template:LoMP |
| 5523 Luminet | 5 August 1991 | Template:LoMP |
| 5524 Lecacheux | 15 September 1991 | Template:LoMP |
| 5584 Izenberg | 31 May 1989 | Template:LoMP |
| Template:Mp | 16 September 1990 | Template:LoMPTemplate:Ref label |
| 5594 Jimmiller | 12 July 1991 | Template:LoMP |
| 5595 Roth | 5 August 1991 | Template:LoMP |
| 5596 Morbidelli | 7 August 1991 | Template:LoMP |
| 5597 Warren | 5 August 1991 | Template:LoMP |
| 5598 Carlmurray | 8 August 1991 | Template:LoMP |
| 5642 Bobbywilliams | 27 July 1990 | Template:LoMP |
| 5643 Roques | 22 August 1990 | Template:LoMP |
| 5644 Maureenbell | 22 August 1990 | Template:LoMP |
| 5833 Peterson | 5 August 1991 | Template:LoMP |
| 5919 Patrickmartin | 5 August 1991 | Template:LoMP |
| Template:Mp | 30 September 1992 | Template:LoMP |
| Template:Mp | 24 August 1990 | Template:LoMP |
| Template:Mp | 23 August 1990 | Template:LoMP |
| Template:Mp | 16 September 1990 | Template:LoMP |
| 5971 Tickell | 12 July 1991 | Template:LoMP |
| 5972 Harryatkinson | 5 August 1991 | Template:LoMP |
| Template:Mp | 1 October 1992 | Template:LoMP |
| 6011 Tozzi | 29 August 1990 | Template:LoMP |
| 6013 Andanike | 18 July 1991 | Template:LoMP |
| 6014 Chribrenmark | 7 August 1991 | Template:LoMP |
| 6015 Paularego | 7 August 1991 | Template:LoMP |
| 6016 Carnelli | 7 August 1991 | Template:LoMP |
| Template:Mp | 7 August 1991 | Template:LoMP |
| 6018 Pierssac | 7 August 1991 | Template:LoMP |
| Template:Mp | 11 September 1991 | Template:LoMP |
| Template:Mp | 13 September 1991 | Template:LoMP |
| 6069 Cevolani | 8 August 1991 | Template:LoMP |
| 6131 Towen | 27 July 1990 | Template:LoMP |
| 6132 Danielson | 22 August 1990 | Template:LoMP |
| 6133 Royaldutchastro | 14 September 1990 | Template:LoMP |
| 6134 Kamagari | 15 September 1990 | Template:LoMP |
| 6135 Billowen | 14 September 1990 | Template:LoMP |
| 6154 Stevesynnott | 22 August 1990 | Template:LoMP |
| Template:Mp | 29 July 1990 | Template:LoMP |
| 6243 Yoder | 27 July 1990 | Template:LoMP |
| 6311 Porubčan | 15 September 1990 | Template:LoMP |
| 6312 Robheinlein | 14 September 1990 | Template:LoMP |
| 6314 Reigber | 17 September 1990 | Template:LoMP |
| Template:Mp | 12 July 1991 | Template:LoMP |
| 6386 Keithnoll | 10 July 1989 | Template:LoMP |
| Template:Mp | 22 August 1990 | Template:LoMP |
| 6406 Mikejura | 28 June 1992 | Template:LoMP |
| Template:Mp | 2 August 1992 | Template:LoMP |
| Template:Mp | 13 July 1991 | Template:LoMP |
| Template:Mp | 12 July 1991 | Template:LoMP |
| Template:Mpl | 16 July 1991 | Template:LoMP |
| 6641 Bobross | 29 July 1990 | Template:LoMP |
| Template:Mp | 9 August 1991 | Template:LoMP |
| 6651 Rogervenable | 10 September 1991 | Template:LoMP |
| Template:Mp | 16 September 1991 | Template:LoMP |
| 6714 Montréal | 29 July 1990 | Template:LoMP |
| 6715 Sheldonmarks | 22 August 1990 | Template:LoMPTemplate:Ref label |
| Template:Mp | 14 September 1990 | Template:LoMP |
| 6726 Suthers | 5 August 1991 | Template:LoMP |
| Template:Mp | 16 September 1990 | Template:LoMP |
| Template:Mp | 7 August 1991 | Template:LoMP |
| Template:Mp | 7 August 1991 | Template:LoMP |
| Template:Mp | 16 September 1990 | Template:LoMP |
| Template:Mp | 5 August 1991 | Template:LoMP |
| 6904 McGill | 22 August 1990 | Template:LoMP |
| 6914 Becquerel | 3 April 1992 | Template:LoMPTemplate:Ref labelTemplate:Ref label |
| Template:Mp | 27 July 1990 | Template:LoMP |
| 6974 Solti | 27 June 1992 | Template:LoMP |
| Template:Mp | 2 August 1992 | Template:LoMP |
| 7055 Fabiopagan | 31 May 1989 | Template:LoMP |
| 7057 Al-Fārābī | 22 August 1990 | Template:LoMP |
| 7058 Al-Ṭūsī | 16 September 1990 | Template:LoMP |
| 7059 Van Dokkum | 18 September 1990 | Template:LoMP |
| 7060 Al-'Ijliya | 16 September 1990 | Template:LoMP |
| 10082 Bronson | 29 July 1990 | Template:LoMP |
| 10083 Gordonanderson | 22 August 1990 | Template:LoMP |
| 10084 Rossparker | 25 August 1990 | Template:LoMP |
| 10085 Jekennedy | 25 August 1990 | Template:LoMP |
| 10086 McCurdy | 16 September 1990 | Template:LoMP |
| 10087 Dechesne | 18 September 1990 | Template:LoMP |
| 10096 Colleenohare | 13 September 1991 | Template:LoMP |
| 10097 Humbroncos | 15 September 1991 | Template:LoMP |
| Template:Mp | 31 July 1992 | Template:LoMP |
| Template:Mp | 6 August 1992 | Template:LoMP |
| Template:Mp | 15 April 1993 | Template:LoMP |
| Template:Mp | 13 June 1993 | Template:LoMP |
| Template:Mp | 22 August 1990 | Template:LoMP |
| Template:Mp | 28 August 1990 | Template:LoMP |
| Template:Mp | 23 August 1990 | Template:LoMP |
| Template:Mp | 23 August 1990 | Template:LoMP |
| Template:Mp | 14 September 1990 | Template:LoMP |
| Template:Mp | 17 September 1990 | Template:LoMP |
| Template:Mp | 7 August 1991 | Template:LoMP |
| Template:Mp | 10 September 1991 | Template:LoMP |
| Template:Mp | 11 September 1991 | Template:LoMP |
| Template:Mp | 16 September 1991 | Template:LoMP |
| Template:Mp | 19 September 1993 | Template:LoMP |
| Template:Mp | 13 October 1993 | Template:LoMP |
| Template:Mp | 18 June 1990 | Template:LoMP |
| Template:Mp | 11 September 1991 | Template:LoMP |
| Template:Mp | 16 September 1991 | Template:LoMP |
| Template:Mp | 12 September 1991 | Template:LoMP |
| Template:Mp | 28 August 1990 | Template:LoMP |
| Template:Mp | 6 August 1992 | Template:LoMP |
| Template:Mp | 10 October 1993 | Template:LoMP |
| Template:Mp | 14 September 1990 | Template:LoMP |
| Template:Mp | 16 September 1990 | Template:LoMP |
| Template:Mp | 7 August 1991 | Template:LoMP |
| Template:Mp | 15 September 1990 | Template:LoMP |
| Template:Mp | 14 September 1991 | Template:LoMP |
| Template:Mp | 22 August 1990 | Template:LoMP |
| Template:Mp | 3 August 1992 | Template:LoMP |
| Template:Mp | 11 September 1991 | Template:LoMP |
| Co-discovery made with: Template:Note label N. G. Thomas Template:Note label D. H. Levy Template:Note label J. A. Brown Template:Note label C. S. Shoemaker | ||
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