2223 Sarpedon
| Discovery | |
|---|---|
| Discovery site | Purple Mountain Observatory |
| Discovery date | 4 October 1977 |
| Designations | |
| MPC designation | 2223 |
Named after | Sarpedon |
| 1977 TL3 | |
| Orbital characteristics[1] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 38.41 yr (14028 days) |
| Aphelion | 5.3102 AU (794.39 Gm) |
| Perihelion | 5.1510 AU (770.58 Gm) |
| 5.2306 AU (782.49 Gm) | |
| Eccentricity | 0.015211 |
| 11.96 yr (4369.43 d) | |
| 194.491° | |
| 0° 4m 56.608s / day | |
| Inclination | 15.959° |
| 220.897° | |
| 57.957° | |
| Earth MOID | 4.15691 AU (621.865 Gm) |
| Jupiter MOID | 0.237754 AU (35.5675 Gm) |
| Jupiter Tisserand parameter | 2.923 |
| Physical characteristics | |
Mean radius | 47.315 ± 2 km |
| 22.741 h (0.9475 d) | |
| 0.0340 ± 0.003 | |
| 9.41 | |
|
| |
2223 Sarpedon (1977 TL3) is a Jupiter Trojan discovered on October 4, 1977 at Purple Mountain Observatory and named after the Lycian hero Sarpedon from the Iliad.
Photometric observations of this asteroid during 1996 were used to build a light curve showing a rotation period of 22.741 ± 0.014 hours with a brightness variation of 0.14 ± 0.01 magnitude.[2]
References
- ↑ "2223 Sarpedon (1977 TL3)". 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.
External links
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