(9843) Braidwood Main-belt Asteroid

Discovered on 4 January 1989 by R. H. McNaught at Siding Spring.

Thomas Braidwood (1715-1806) was a Scottish teacher of the deaf, who founded Britain's first ‘Academy for the Deaf and Dumb’ in Edinburgh in 1760. He later moved the school to London and continued this work until his death. He developed his own interactive techniques for teaching.Naming citation (MPC batch dated 2014-07-12), IAU / Minor Planet Center, via NASA/JPL

Where Braidwood is today

Seen from above the solar system on 2026-10-14: Braidwood is 2.19 au from the Sun and 3.11 au from Earth. Computed from JPL's orbital elements.

Facts

Number	9843
Provisional designation	1989 AL3
Orbit class	Main-belt Asteroid
Diameter	3.54 km (#13,840 largest of 17,440 named asteroids with a measured size)
Albedo	0.290
Rotation period	5.62 hours
Absolute magnitude (H)	14.57
Orbital period	3.39 years
Semi-major axis	2.26 au
Perihelion – aphelion	2.07 – 2.45 au
Eccentricity	0.0846
Inclination	5.07°
Closest distance between its orbit and Earth's (MOID)	1.09 au

Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.

Also named after someone called Thomas

All asteroids named after someone called Thomas

Also discovered on 4 January 1989

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