1024 Hale

1024 Hale

Discovery
Discovered by	George Van Biesbroeck[1]
Discovery date	2 December 1923[1]
Designations
MPC designation	1024 Hale[1]
Alternative names	1923 YO13[1]
Minor planet category	Main-belt asteroid
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	87.19 yr (31845 days)
Aphelion	3.5104 AU (525.15 Gm)
Perihelion	2.2206 AU (332.20 Gm)
Semi-major axis	2.8655 AU (428.67 Gm)
Eccentricity	0.22507
Orbital period	4.85 yr (1771.7 d)
Mean anomaly	51.773°
Mean motion	0° 12^m 11.484^s / day
Inclination	16.089°
Longitude of ascending node	58.863°
Argument of perihelion	307.94°
Earth MOID	1.25849 AU (188.267 Gm)
Jupiter MOID	2.07231 AU (310.013 Gm)
Jupiter Tisserand parameter	3.205
Physical characteristics
Mean radius	20.68±1.55 km
Rotation period	16.0 h (0.67 d)
Geometric albedo	0.0594±0.010
Absolute magnitude (H)	10.8

1024 Hale is an asteroid. It was discovered by Belgian-American astronomer George Van Biesbroeck on December 2, 1923. Its provisional designation was 1923 YO₁₃. It was named after George Ellery Hale.^[1]

References

1. Schmadel, Lutz (1992). Dictionary of Minor Planet Names 1. Berlin: Springer Verlag. ISBN 3-540-00238-3.
2. "1024 Hale (A923 YO13)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 2 May 2016.

External links

• 1024 Hale at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters