3749 Balam

**3749 Balam**
Discovery ^A

Discoverer	Edward L. G. Bowell
Discovery date	January 24, 1982
Alternate designations ^B	1954 XM; 1962 ED; 1974 YO; 1982 BG₁
Category	Main belt
Orbital elements ^C
Epoch November 26, 2005 (JD 2453700.5)
Eccentricity (e)	0.110
Semi-major axis (a)	334.637 G m (2.237 AU)
Perihelion (q)	297.982 Gm (1.992 AU)
Aphelion (Q)	371.292 Gm (2.482 AU)
Orbital period (P)	1221.998 d (3.35 a)
Mean orbital speed	19.85 km/s
Inclination (i)	5.382°
Longitude of the ascending node (Ω)	295.903°
Argument of perihelion (ω)	173.884°
Mean anomaly (M)	67.047°
Physical characteristics ^D
Dimensions	7.0 km
Mass	1.5±0.6×10¹⁴ kg
Density	1.2±0.5 g/cm³
Surface gravity	0.0008 m/s²
Escape velocity	0.0024 km/s
Rotation period	? d
Spectral class	S
Absolute magnitude	13.4
Albedo (geometric)	0.16
Mean surface temperature	~183 K
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3749 Balam is an asteroid orbiting the Sun. It is named after the Canadian astronomer David D. Balam.

Satellite

A satellite, designated S/2002 (3749) 1, was discovered by William J. Merline, Laird M. Close, Nick Siegler, Christophe Dumas, Clark R. Chapman, François J. Rigaut, François Ménard, William M. Owen Jr., and David C. Slater from the Gemini North Telescope, Mauna Kea; this was announced on February 13, 2002. The moon, about 1.5 km in diameter, orbits 310±20 km away in 110±25 d, with an eccentricity of 0.15±0.15.

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