2895 Memnon
| Discovery | |
|---|---|
| Discovered by | Norman G. Thomas |
| Discovery site | Flagstaff (AM) |
| Discovery date | 10 January 1981 |
| Designations | |
| MPC designation | 2895 |
| 1981 AE1 | |
| Orbital characteristics[1] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 38.26 yr (13974 days) |
| Aphelion | 5.5011 AU (822.95 Gm) |
| Perihelion | 4.9733 AU (744.00 Gm) |
| 5.2372 AU (783.47 Gm) | |
| Eccentricity | 0.050392 |
| 11.99 yr (4377.69 d) | |
| 55.1432° | |
| 0° 4m 56.046s / day | |
| Inclination | 27.218° |
| 133.978° | |
| 276.480° | |
| Earth MOID | 4.10593 AU (614.238 Gm) |
| Jupiter MOID | 0.123145 AU (18.4222 Gm) |
| Jupiter Tisserand parameter | 2.776 |
| Physical characteristics | |
| 7.502 h (0.3126 d) | |
| 10.0 | |
|
| |
2895 Memnon (1981 AE1) is a Jupiter Trojan discovered on January 10, 1981 by Norman G. Thomas at Flagstaff (AM).
Photometric observations of this asteroid during 1990 were used to build a light curve showing a rotation period of 7.502 ± 0.010 hours with a brightness variation of 0.22 ± 0.01 magnitude.[2]
External links
References
- ↑ "2895 Memnon (1981 AE1)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 15 April 2016.
- ↑ Mottola, Stefano; Di Martino, Mario; Erikson, Anders; Gonano-Beurer, Maria; Carbognani, Albino; Carsenty, Uri; Hahn, Gerhard; Schober, Hans-Josef; Lahulla, Felix; Delbò, Marco; Lagerkvist, Claes-Ingvar (May 2011). "Rotational Properties of Jupiter Trojans. I. Light Curves of 80 Objects". The Astronomical Journal. 141 (5): 170. Bibcode:2011AJ....141..170M. doi:10.1088/0004-6256/141/5/170.
- Binzel, R.P.; Sauter, L.M. (1992) Icarus 95, 222-238.
- Mottola, S.; Di Martino, M.; Erikson, A.; Gonano-Beurer, M.; et al. (2011) Astron. J. 141, A170.
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