FanCam
Near Infrared Linear Polarimetry

Polarized Standard Star
Cyg OB2 No.3 (Cyg) = GSC 3157-0299
O9:, V = 10.4

J: p = 2.80±0.03%,   = 105±1°
H: p = 1.81±0.03%,   = 105±1°
K: p = 1.15±0.04%,   = 108±1°

RA(2000.0) = 20:31:37.50
DEC(2000.0) = +41:13:21.1

R image.

H image.

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Last modified: June 20, 2006