Observations by the Infrared Astronomical Satellite have since shown that it has a diameter of 33.2 ± 1.3 km , with an absolute magnitude of 11.20 and an albedo of 0.053 ± 0.004 .
Observations by the Infrared Astronomical Satellite have since shown that it has a diameter of 33.2 ± 1.3 km , with an absolute magnitude of 11.20 and an albedo ( the extent to which it reflects light ) of 0.053 ± 0.004 .