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J/AJ/109/359                   H235 in NGC 752               (Milone+ 1995)
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Observations and Analysis of the Contact Binary H235 in the Open Cluster NGC 752
     Milone E.F., Stagg C.R., Sugars B.A., McVean J.R., Schiller S.J.,
     Kallrath  D.  H.  Bradstreet J.
    <Astron. J. 109, 359 (1995)>
    =1995AJ....109..359M
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ADC_Keywords: Clusters, open; Stars, variable 

Description: 
    The short-period variable star Heinemann 235 in the open cluster NGC
    752 has been identified as a contact binary with a variable period of
    about 0.4118 d. BVRI light curves and radial velocity curves have been
    obtained.

File Summary:
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 FileName    Lrecl    Records   Explanations
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ReadMe          80          .   This file
table3          80        867   Photoelectric light curve data
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Byte-by-byte Description of file: table3
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   Bytes Format  Units   Label    Explanations
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   1- 12  F12.4  d       HJD      Heliocentric Julian Date
  15- 20  F6.4   ---     Ph1     *[0/1[ Phase of minima from ephemeris 1
  23- 28  F6.4   ---     Ph3     *[0/1[ Phase of minima from ephemeris 3
  31- 35  F5.3   mag     dVmag    Differential V magnitude
  38- 42  F5.3   mag     dBmag    Differential B magnitude
  45- 49  F5.3   mag     dRmag    Differential R magnitude
  52- 56  F5.3   mag     dImag    Differential I magnitude
  59- 64  F6.3   mag     d(B-V)   Differential (B-V) color
  67- 72  F6.3   mag     d(V-R)   Differential (V-R) color
  75- 80  F6.3   mag     d(V-I)   ?Differential (V-I) color
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Note on Ph1:
        Phase of minima calculated using ephemeris (1) from printed paper:
        E0 = 2 447 815.338(3), P = 0.411 83(12)d
Note on Ph3:
        Phase of minima calculated using ephemeris (3) from printed paper:
        E0 = 2 446 785.8660(23), P = 0.411 775 0(10)d
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Origin: AAS CD-ROM series, Volume 4, 1995         Lee Brotzman [ADS] 29-Apr-1995
        (HJD completed at CDS)
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(End)                                                         [CDS]  10-Jul-1995