84   HT CAMELOPARDI   (UGSU?)   Range: 12.9-17.5V
     Position:   07 57 01.36  +63 06 02.3   (J2000, from .dat file)
     Magnitude:  V=17.494  B-V=-0.216       (Henden, single night)

ID     RA (2000)    DEC       X    Y   N    V      ERR      B-V    ERR     

a) Comparison star sequence

1    07 56 44.8  +63 07 42  -113  100  3  10.907  0.000   0.478  0.009   
2    07 56 50.8  +63 05 21   -72  -41  3  11.446  0.006   0.833  0.008   
3    07 57 35.9  +63 05 31   234  -31  3  12.854  0.011   0.699  0.015   
4    07 56 55.9  +63 09 20   -37  198  3  13.494  0.006   0.931  0.007   
5    07 57 11.9  +63 07 21    71   79  3  13.704  0.000   0.827  0.011   
6    07 57 11.9  +63 02 47    71 -195  3  14.824  0.008   0.595  0.011   
7    07 57 10.6  +63 04 49    62  -74  3  15.349  0.013   0.664  0.007   
8    07 56 58.8  +63 08 41   -18  158  3  15.978  0.022   0.780  0.018   
9    07 56 53.8  +63 05 59   -51   -3  3  17.041  0.021   1.266  0.043   
 

b) Wide-colour extension for CCD calibration

     07 56 23.4  +63 07 33  -258   91  3  14.747  0.000   0.404  0.009   
     07 56 37.6  +63 02 27  -162 -215  3  15.158  0.000   1.003  0.006   


Notes:

1. This variable was previously know as RX J0757.0+6306.

2. Name List 75 lists this variable as an XM type with an amplitude 
of 1.4 magnitudes.

3. HT Cam appears to be fairly constant at minimum around magnitude 
V=17.5.


Bruce Sumner
Revised 1 February 2001