778 Theobalda

778 Theobalda is a minor planet orbiting the Sun, in the main asteroid belt. It was discovered by Franz Kaiser on 25 January 1914.

778 Theobalda

Discovery
Discovered by	Franz Kaiser
Discovery site	Heidelberg
Discovery date	25 January 1914
Designations
MPC designation	(778) Theobalda
Pronunciation	/θiːoʊˈbɔːldə/
Alternative designations	1914 UA
Minor planet category	main belt,Theobalda family
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	92.58 yr (33816 d)
Aphelion	3.9839 AU (595.98 Gm)
Perihelion	2.3909 AU (357.67 Gm)
Semi-major axis	3.1874 AU (476.83 Gm)
Eccentricity	0.24990
Orbital period	5.69 yr (2078.5 d)
Mean anomaly	24.214°
Mean motion	0° 10^m 23.52^s / day
Inclination	13.687°
Longitude of ascending node	321.708°
Argument of perihelion	134.392°
Earth MOID	1.42779 AU (213.594 Gm)
Jupiter MOID	1.30066 AU (194.576 Gm)
TJupiter	3.105
Physical characteristics
Mean radius	32.03±0.95 km
Rotation period	11.659 h (0.4858 d)
Geometric albedo	0.0589±0.004
Absolute magnitude (H)	9.66

References

1. "778 Theobalda (1914 UA)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.

External links

• 778 Theobalda at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 778 Theobalda at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters