843 Nicolaia is a main-belt asteroid discovered by Danish astronomer H. Thiele on 30 September 1916. It was a lost asteroid for 65 years before being rediscovered by Astronomisches Rechen-Institut at Heidelberg in 1981.[3] The asteroid is orbiting the Sun with a period of 3.44 years.
Discovery [1] | |
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Discovered by | H. Thiele |
Discovery site | Bergedorf Obs. |
Discovery date | 30 September 1916 |
Designations | |
MPC designation | (843) Nicolaia |
Pronunciation | /nɪkəˈleɪə/[2] |
Alternative designations | 1916 AN |
Orbital characteristics [1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 98.61 yr (36018 d) |
Aphelion | 2.7576 AU (412.53 Gm) |
Perihelion | 1.8007 AU (269.38 Gm) |
Semi-major axis | 2.2792 AU (340.96 Gm) |
Eccentricity | 0.20993 |
Orbital period (sidereal) | 3.44 yr (1256.8 d) |
Mean anomaly | 31.275° |
Mean motion | 0° 17m 11.22s / day |
Inclination | 8.0014° |
Longitude of ascending node | 4.0938° |
Argument of perihelion | 317.16° |
Physical characteristics | |
Absolute magnitude (H) | 13.8[1] |
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