10515 Old Joe

"Old Joe", the University Clock Tower, which the asteroid was named after.

**10515 Old Joe**
Discovery ^A

Discoverer	Brian G. W. Manning
Discovery date	October 31, 1989
Alternate designations ^B	1952 YD; 1989 UB₃; 1993 TB₃
Category	Main belt
Orbital elements ^C
Epoch November 26, 2005 (JD 2453700.5)
Eccentricity (e)	0.259
Semi-major axis (a)	384.561 G m (2.571 AU)
Perihelion (q)	284.819 Gm (1.904 AU)
Aphelion (Q)	484.303 Gm (3.237 AU)
Orbital period (P)	1505.422 d (4.12 a)
Mean orbital speed	18.26 km/s
Inclination (i)	5.424°
Longitude of the ascending node (Ω)	61.414°
Argument of perihelion (ω)	19.595°
Mean anomaly (M)	302.205°
Physical characteristics ^D
Dimensions	? km
Mass	?×10^? kg
Density	2.0? g/cm³
Surface gravity	? m/s²
Escape velocity	? km/s
Rotation period	? d
Spectral class	?
Absolute magnitude	14.1
Albedo (geometric)	0.05?
Mean surface temperature	~176 K
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10515 Old Joe is a main-belt asteroid discovered by Brian G. W. Manning on October 31, 1989 from Stakenbridge, in the village of Churchill, near Kidderminster, Worcestershire, England. It is named after the Joseph Chamberlain Memorial Clock Tower (nicknamed Old Joe) at the University of Birmingham.^[1]

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