Theta Virginis (HR4963)

alpha(2000) = 13h 09m 56.96s , delta(2000) = -05d 32' 20.5''

V = 4.38, B-V = 0.00, Spectral type: A1IV

Field is 10.0 x 10.0 arcmin

Hamuy et al (1992, 1994) data (16A bins)

ftp access to visible wavelength data files for this standard