Astronomy:995 Sternberga
From HandWiki
| Discovery | |
|---|---|
| Discovered by | S. Beljavskij |
| Discovery site | Simeis |
| Discovery date | 8 June 1923 |
| Designations | |
| (995) Sternberga | |
| 1923 NP | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 112.34 yr (41031 days) |
| |{{{apsis}}}|helion}} | 3.0547 astronomical unit|AU (456.98 Gm) |
| |{{{apsis}}}|helion}} | 2.1748 AU (325.35 Gm) |
| 2.6148 AU (391.17 Gm) | |
| Eccentricity | 0.16825 |
| Orbital period | 4.23 yr (1544.4 d) |
| Mean anomaly | 306.02° |
| Mean motion | 0° 13m 59.196s / day |
| Inclination | 13.054° |
| Longitude of ascending node | 221.747° |
| 122.464° | |
| Physical characteristics | |
| Mean radius | 15.81±0.3 km |
| Rotation period | 14.612 h (0.6088 d) |
| Sidereal rotation period | 15.26 ± 0.01[2] h |
| Geometric albedo | 0.1341±0.005 |
| Absolute magnitude (H) | 10.2 |
995 Sternberga is a main-belt asteroid discovered in 1923 by Sergei Belyavsky at Simeiz Observatory. It was named after Russian astronomer Pavel Shternberg.[3]
Photometric observations of this asteroid collected during 2004 show a rotation period of 15.26 ± 0.01 hours with a brightness variation of 0.15 ± 0.03 magnitude.[2]
References
- ↑ "995 Sternberga (1923 NP)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=995;cad=1.
- ↑ 2.0 2.1 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.
- ↑ Schmadel, Lutz D. (2012), Dictionary of Minor Planet Names (6th ed.), Springer, p. 85, ISBN 3642297188, https://books.google.com/books?id=aeAg1X7afOoC&pg=PA85.
External links
- 995 Sternberga at AstDyS-2, Asteroids—Dynamic Site
- 995 Sternberga at the JPL Small-Body Database
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