737 Arequipa is a minor planet orbiting the Sun. It was named after the Peruvian city of Arequipa, where Harvard's Boyden Observatory was located prior to 1927.
Discovery | |
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Discovered by | Joel Hastings Metcalf |
Discovery site | Winchester, Massachusetts |
Discovery date | 7 December 1912 |
Designations | |
MPC designation | (737) Arequipa |
Alternative designations | 1912 QB |
Orbital characteristics[1] | |
Epoch 31 July 2016 (JD 2457600.5) | |
Uncertainty parameter 0 | |
Observation arc | 100.96 yr (36874 d) |
Aphelion | 3.2248 AU (482.42 Gm) |
Perihelion | 1.9562 AU (292.64 Gm) |
Semi-major axis | 2.5905 AU (387.53 Gm) |
Eccentricity | 0.24485 |
Orbital period (sidereal) | 4.17 yr (1522.9 d) |
Mean anomaly | 24.8306° |
Mean motion | 0° 14m 11.004s / day |
Inclination | 12.368° |
Longitude of ascending node | 184.672° |
Argument of perihelion | 134.348° |
Physical characteristics | |
Mean radius | 22.035±0.7 km |
Synodic rotation period | 7.0259 h (0.29275 d) |
Geometric albedo | 0.2723±0.018 |
Absolute magnitude (H) | 8.81 |
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