astro.wikisort.org - Asteroid995 Sternberga is a main-belt asteroid discovered in 1923 by Sergei Belyavsky at Simeiz Observatory. It was named after Russian astronomer Pavel Shternberg.[3]
995 Sternberga|
| Discovered by | S. Beljavskij |
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| Discovery site | Simeis |
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| Discovery date | 8 June 1923 |
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MPC designation | (995) Sternberga |
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Alternative designations | 1923 NP |
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| Epoch 31 July 2016 (JD 2457600.5) |
| Uncertainty parameter 0 |
| Observation arc | 112.34 yr (41031 days) |
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| Aphelion | 3.0547 AU (456.98 Gm) |
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| Perihelion | 2.1748 AU (325.35 Gm) |
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Semi-major axis | 2.6148 AU (391.17 Gm) |
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| Eccentricity | 0.16825 |
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Orbital period (sidereal) | 4.23 yr (1544.4 d) |
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Mean anomaly | 306.02° |
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Mean motion | 0° 13m 59.196s / day |
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| Inclination | 13.054° |
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Longitude of ascending node | 221.747° |
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Argument of perihelion | 122.464° |
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Mean radius | 15.81±0.3 km |
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Synodic rotation period | 14.612 h (0.6088 d) |
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Sidereal rotation period | 15.26 ± 0.01[2] h |
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Geometric albedo | 0.1341±0.005 |
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Absolute magnitude (H) | 10.2 |
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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. Retrieved 2 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.
- Schmadel, Lutz D. (2012), Dictionary of Minor Planet Names (6th ed.), Springer, p. 85, ISBN 3642297188.
External links
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На других языках
[de] (995) Sternberga
(995) Sternberga ist ein Asteroid des Hauptgürtels, der am 8. Juni 1923 vom russischen Astronomen Sergei Iwanowitsch Beljawski am Krim-Observatorium in Simejis entdeckt wurde.
- [en] 995 Sternberga
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