918 Itha

918 Itha
Discovery
Discovered by	K. Reinmuth
Discovery site	Heidelberg
Discovery date	22 August 1919
Designations
MPC designation	(918) Itha
Alternative designations	1919 FR
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	96.65 yr (35301 days)
Aphelion	3.4075 AU (509.75 Gm)
Perihelion	2.3219 AU (347.35 Gm)
Semi-major axis	2.8647 AU (428.55 Gm)
Eccentricity	0.18947
Orbital period	4.85 yr (1771.0 d)
Mean anomaly	348.476°
Mean motion	0° 12^m 11.808^s / day
Inclination	12.067°
Longitude of ascending node	330.476°
Argument of perihelion	15.843°
Earth MOID	1.31576 AU (196.835 Gm)
Jupiter MOID	2.00214 AU (299.516 Gm)
Jupiter Tisserand parameter	3.241
Physical characteristics
Mean radius	7001102200000000000♠10.22±0.95 km
Rotation period	3.47393 h (0.144747 d)
Geometric albedo	6999222000000000000♠0.2220±0.048
Absolute magnitude (H)	10.6

918 Itha is a minor planet orbiting the Sun.

References

Minor planets navigator
917 Lyka 918 Itha 919 Ilsebill

Designation Groups List Moon Meanings of names
Asteroid	Aten asteroid Asteroid belt Family Jupiter trojan Near-Earth Spectral types
Distant minor planet	Centaur Damocloid Neptune trojan Trans-Neptunian object Detached Kuiper belt Oort cloud Scattered disc

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