Access to Astronomical Catalogues

J/A+AS/101/49         uvby photometry of V Crt                        (Liu 1993)
Four-colour Photometric Study of the short-period eclipsing binary V Crt
     LIU Q.
    <Astron. Astrophys. Suppl. Ser. 101, 49 (1993)>
    =1993A&AS..101...49L
ADC_Keywords: Binaries, eclipsing; Photometry, uvby

Keywords: binaries: eclipsing - stars: activity - stars: individual V Crt


File Summary:

       FileName      Lrecl  Records   Explanations

ReadMe            80        .   This file
table3            41      252   Magnitude difference V Crt - BD-15 3522


Table 1: Magnitudes and color indices for V Crt and the comparison star:
    ------------------------------------------------------------
    Star       Phase        y       b-y    m1     c1        beta
    ------------------------------------------------------------
    BD-15 3256           8.128     0.319  0.208  0.489     2.628
                     ±  .008      .006   .004   .006      .009
    BD-15 3272           7.276    -0.006  0.179  1.029     2.844
                     ±  .009      .007   .004   .006      .009
    V Crt      0.25     10.278     0.270  0.203  0.649
                     ±  .008      .006   .004   .006
               0.00     10.920     0.302  0.202  0.658
                     ±   008      .006   .004   .006
               0.50     10.464     0.260  0.196  0.669
                     ±  .008      .006   .004   .006
               0.27                                        2.719
                     ±                                    .010
                   0.67                                        2.724
                     ±                                    .010
               0.99                                        2.684
                     ±                                    .010
    ------------------------------------------------------------

Table 2: Observed times of minimum of V Crt
    ----------------------------------------------------------
    JDhel          Min.      O-C    Reference
    ----------------------------------------------------------
    2427460.511     I      -0.008   Tsesevich (1954)
    2427478.763     I      -0.009   Gaposhkin (1953)
    2432299.653     I      +0.002   Solovyev (1959)
    2441397.3323    I     +0.0017   Parthasarathy et al.(1972)
    2448684.8120   II     +0.0002   This paper
    2448690.7787    I     -0.0004   This paper
    2448695.6934    I     +0.0001   This paper
    ----------------------------------------------------------

Byte-by-byte Description of file: table3

   Bytes Format  Units   Label    Explanations

   1- 13  F13.5  d       JDhel    ]2448684/2448696[+= Heliocentric Julian Date
  16- 20  F5.3   mag     ymag     Difference (V Crt - BD-15 3522)
  23- 27  F5.3   mag     bmag     Difference (V Crt - BD-15 3522)
  30- 34  F5.3   mag     vmag     Difference (V Crt - BD-15 3522)
  37- 41  F5.3   mag     umag     Difference (V Crt - BD-15 3522)


Historical Notes:
  * 12-Mar-1993: first archived at CDS
  * 07-Jul-1995: Replaced in table3 JD-2448600 by full JDate.
(End)                                              [CDS]             12-Mar-1993