Monachia (minor planet designation: 428 Monachia) is an asteroid orbiting within the Flora family in the Main Belt.[3]
Discovery | |
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Discovered by | Walther Villiger |
Discovery date | 18 November 1897 |
Designations | |
MPC designation | (428) Monachia |
Pronunciation | /mɒˈneɪkiə/ |
Named after | Munich |
Alternative designations | 1897 DK; 1946 UL; 1949 OE; 1953 TN3; 1974 XU |
Minor planet category | Main belt (Flora family) |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 117.50 yr (42917 d) |
Aphelion | 2.72087 AU (407.036 Gm) |
Perihelion | 1.89497 AU (283.483 Gm) |
Semi-major axis | 2.30792 AU (345.260 Gm) |
Eccentricity | 0.17893 |
Orbital period (sidereal) | 3.51 yr (1280.6 d) |
Mean anomaly | 327.639° |
Mean motion | 0° 16m 51.989s / day |
Inclination | 6.19903° |
Longitude of ascending node | 17.6267° |
Argument of perihelion | 15.4466° |
Physical characteristics | |
Dimensions | 17.65±1.3 km[1] 18 km[2] |
Synodic rotation period | 3.6342 ± 0.0002 h (0.1514250 ± 8.3×10−6 d)[3] |
Geometric albedo | 0.1142±0.018,[1] 0.114[2] |
Absolute magnitude (H) | 12.0 |
It was discovered by Walther Villiger on 18 November 1897 in Munich, Germany. It was his only asteroid discovery. The asteroid's name comes from the Latin name for Munich.[4]
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