492 Gismonda

492 Gismonda
Discovery
Discovered by	Max Wolf
Discovery site	Heidelberg
Discovery date	3 September 1902
Designations
Alternative names	1902 JR
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	113.62 yr (41499 d)
Aphelion	3.6662 AU (548.46 Gm)
Perihelion	2.5610 AU (383.12 Gm)
Semi-major axis	3.1136 AU (465.79 Gm)
Eccentricity	0.17747
Orbital period	5.49 yr (2006.7 d)
Mean anomaly	267.617°
Mean motion	0° 10^m 45.84^s / day
Inclination	1.6188°
Longitude of ascending node	46.215°
Argument of perihelion	296.611°
Earth MOID	1.5528 AU (232.30 Gm)
Jupiter MOID	1.73102 AU (258.957 Gm)
Jupiter Tisserand parameter	3.193
Physical characteristics
Mean radius	7001258450000000000♠25.845±0.7 km
Rotation period	6.488 h (0.2703 d)
Geometric albedo	6998795000000000000♠0.0795±0.005
Absolute magnitude (H)	9.9

492 Gismonda is a Themistian asteroid.

References

↑ "492 Gismonda (1902 JR)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 6 May 2016.

External links

492 Gismonda at the JPL Small-Body Database

Discovery · Orbit diagram · Orbital elements · Physical parameters

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