743 Eugenisis
743 Eugenisis is a minor planet orbiting the Sun that was discovered by German astronomer Franz Kaiser in 1913.
| Discovery | |
|---|---|
| Discovered by | Franz Kaiser |
| Discovery site | Heidelberg |
| Discovery date | 25 February 1913 |
| Designations | |
| (743) Eugenisis | |
| Pronunciation | /juːˈdʒɛnɪsɪs/[1] |
| 1913 QV | |
| Orbital characteristics[2] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 103.14 yr (37,671 d) |
| Aphelion | 2.9573 AU (442.41 Gm) |
| Perihelion | 2.6303 AU (393.49 Gm) |
| 2.7938 AU (417.95 Gm) | |
| Eccentricity | 0.058524 |
| 4.67 yr (1,705.7 d) | |
| 148.01° | |
| 0° 12m 39.816s / day | |
| Inclination | 4.8324° |
| 228.976° | |
| 187.320° | |
| Earth MOID | 1.64027 AU (245.381 Gm) |
| Jupiter MOID | 2.27777 AU (340.750 Gm) |
| TJupiter | 3.320 |
| Physical characteristics | |
Mean radius | 26.585±0.55 km |
| 10.23 h (0.426 d) | |
| 10.23 ± 0.01[3] h | |
| 0.0625±0.003 | |
| 10.3 | |
Photometric observations of this asteroid collected during 2004 show a rotation period of 10.23 ± 0.01 hours with a brightness variation of 0.20 ± 0.02 magnitude.[3] The spectrum of this object matches the Ch class in the SMASS taxonomy, indicating a carbonaceous surface with a hydrous component.[4]
References
- "eugenesis". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
- "743 Eugenisis (1913 QV)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
- Stephens, Robert D. (June 2005), "Rotational periods of 743 Eugenisis, 995 Sternberga, 1185 Nikko 2892 Filipenko, 3144 Brosche, and 3220 Murayama", The Minor Planet Bulletin, 32 (2): 27–28, Bibcode:2005MPBu...32...27S.
- Bus, Schelte J.; Binzel, Richard P. (July 2002), "Phase II of the Small Main-Belt Asteroid Spectroscopic Survey. A Feature-Based Taxonomy", Icarus, 158 (1): 146–177, Bibcode:2002Icar..158..146B, doi:10.1006/icar.2002.6856.
External links
- 743 Eugenisis at AstDyS-2, Asteroids—Dynamic Site
- 743 Eugenisis at the JPL Small-Body Database
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