Mount Hamilton Observing Information
Hayes Standards

Spectrophotometry for the following twelve bright standards appears in Ap. J. 159, 165-176, January 1970.

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NAME HR# CORDINATES(J2000.0) V MAG SPECTRALTYPE
RADEC
29 PscHR 908700 01 49-03 025.10B8 III
xi 2 CetHR 71802 28 0908 284.28B9 III
epsilon OriHR 190305 36 12-01 121.70B0 Ia
gamma GemHR 242106 37 4316 241.93A0 IV
eta HyaHR 345408 43 1403 234.30B3 V
alpha LeoHR 398210 08 2211 581.36B7 V
theta CrtHR 446811 36 41-09 484.70B9 V
theta VirHR 496313 09 57-05 324.37A1 V
alpha LyrHR 700118 36 5638 470.04A0 V
kappa AqlHR 744619 36 54-07 024.96B0.5 III
58 AqlHR 759619 54 4400 175.53A0
epsilon AqrHR 795020 47 41-09 303.77A1 V