Astronomy:633 Zelima

633 Zelima

Discovery
Discovered by	August Kopff
Discovery site	Heidelberg
Discovery date	12 May 1907
Designations
MPC designation	(633) Zelima
Alternative designations	1907 ZM
Orbital characteristics
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	108.93 yr (39785 d)
|{{{apsis}}}|helion}}	3.2736 astronomical unit|AU (489.72 Gm)
|{{{apsis}}}|helion}}	2.7719 AU (414.67 Gm)
Semi-major axis	3.0227 AU (452.19 Gm)
Eccentricity	0.082992
Orbital period	5.26 yr (1919.6 d)
Mean anomaly	214.689°
Mean motion	0° 11m 15.144s / day
Inclination	10.908°
Longitude of ascending node	147.360°
|{{{apsis}}}|helion}}	188.537°
Physical characteristics
Mean radius	17.185±0.7 km
Rotation period	11.724 h (0.4885 d)
Geometric albedo	0.1918±0.017
Absolute magnitude (H)	9.73

633 Zelima is a minor planet orbiting the Sun in the asteroid belt with a magnitude of 10.7. The name may have been inspired by the asteroid's provisional designation 1907 ZM.

External links

• Lightcurve plot of 633 Zelima, Palmer Divide Observatory, B. D. Warner (2006)
• Asteroid Lightcurve Database (LCDB), query form (info )
• Dictionary of Minor Planet Names, Google books
• Asteroids and comets rotation curves, CdR – Observatoire de Genève, Raoul Behrend
• Discovery Circumstances: Numbered Minor Planets (1)-(5000) – Minor Planet Center
• 633 Zelima at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 633 Zelima at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters