Hipparcos/Tycho Catalogue Data

Hipparcos Catalogue: Variability Annex
HIP 100859

For information on field definitions see Guide to Hipparcos Variability Annex fields (pdf)

Field       Value                 Field Description 
P1  :   100859             Identifier (HIP)
P2  : *                    Flag if new variable
P3  : F0V:                 Spectral type
P4  : P                    Variability type (1-letter)
P5  : RRAB                 Variability type (6-letter)
P6  :                      Flag if newly classified by Hipparcos
P7  :        5.744         Magnitude at max from curve fitting
P8  :                      Limit flag (>)
P9  :        5.837         Magnitude at min from curve fitting
P10 :       -1.1           log_10(sigma_A/A)
P11 :        0.799678      Mean period (days)
P12 :       -5.2           log_10sigma_P
P13 :     8500.1925        Epoch from solution (days)
P14 :        4             Precision flag
P15 : A                    Annex flag
P16 : P                    Note flag
P17 : V2121_Cyg            Variable star name
P18 :                      Period from literature (days)
P19 :                      Epoch from literature (Julian Date)
P20 :                      Magnitude at max from literature
P21 :                      Magnitude at min from literature
P22 :                      Photometric band
P23 : R                    Reference flag
AUTHREF
PA1   |PA2                                                                      
95.684|Abt, H.A., Morrell, N.I., 1995 ApJS 99 135                               
95.701|Bowyer, S.  et al., 1995 ApJS 96 461                                     
HGNOTES
HDNOTES
HPNOTES
PN1   |2|3|N4|N5|PN6                                                                             
100859| | | 1| 1|Type RRab with a strong Blazhko effect.