Hipparcos/Tycho Catalogue Data

Hipparcos Catalogue
HIP 21421

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

Field       Value                 Field Description 
H0  : H                    Catalogue (H = Hipparcos, T = Tycho)
H1  :    21421             Identifier (HIP number)
H2  :                      Proximity flag
H3  :  04 35 55.20         Identifier RA,  h m s (J1991.25)
H4  : +16 30 35.1          Identifier Dec, d m s (J1991.25)
H5  :        0.87          V (Johnson) magnitude 
H6  : 1                    Coarse variability flag
H7  : G                    Source of magnitude identifier
H8  :       68.98000195    alpha, degrees (J1991.25)
H9  :       16.50976164    delta, degrees (J1991.25)
H10 :                      Reference flag for astrometry
H11 :       50.09          Trigonometric parallax (mas)
H12 :       62.78          mu_alpha* (mas/yr)
H13 :     -189.36          mu_delta (mas/yr)
H14 :        0.85          Standard error in alpha* at J1991.25 (mas)
H15 :        0.53          Standard error in delta at J1991.25 (mas)
H16 :        0.95          Standard error in pi (mas)
H17 :        0.85          Standard error in mu_alpha* (mas/yr)
H18 :        0.63          Standard error in mu_delta (mas/yr)
H19 :        0.31          Correlation: alpha*/delta
H20 :        0.49          Correlation: alpha*/pi
H21 :        0.08          Correlation: delta/pi
H22 :        0.19          Correlation: alpha*/mu_alpha*
H23 :        0.14          Correlation: delta/mu_alpha*
H24 :       -0.26          Correlation: pi/mu_alpha*
H25 :        0.03          Correlation: alpha*/mu_delta
H26 :        0.46          Correlation: delta/mu_delta
H27 :       -0.24          Correlation: pi/mu_delta
H28 :        0.29          Correlation: mu_alpha*/mu_delta
H29 :        0             F1, data points rejected (per cent)
H30 :        0.13          F2, goodness-of-fit
H31 :    21421             HIP number
H32 :        2.937         BT (mag)
H33 :        0.006         sigma BT (mag)
H34 :        1.160         VT (mag)
H35 :        0.011         sigma VT (mag)
H36 :                      Reference flag for BT and VT 
H37 :        1.538         B-V (mag)
H38 :        0.008         sigma B-V (mag)
H39 : G                    Source of B-V
H40 :        1.67          V-I (mag)
H41 :        0.02          sigma V-I (mag)
H42 : G                    Source of V-I
H43 :                      Reference flag for colour indices
H44 :        1.0024        Median Hp (mag)
H45 :        0.0026        sigma Hp (mag)
H46 :        0.010         Scatter, s (mag)
H47 :       43             Accepted transits, N
H48 :                      Reference flag for photometry
H49 :        0.99          Mag at max, Hp (5th percentile)
H50 :        1.02          Mag at min, Hp (95th percentile)
H51 :                      Period (days)
H52 : M                    Flag (variability type)
H53 :                      Flag (variability tables)
H54 :                      Flag (light curves)
H55 : 04359+1631           CCDM Identifier
H56 : I                    Historical status flag
H57 :        1             Number of catalogue entries
H58 :        1             Number of components
H59 :                      Double/Multiple Systems Annex flag
H60 :                      Astrometric source flag
H61 :                      Solution quality
H62 :                      Component identifiers
H63 :                      Position angle (degrees)
H64 :                      Angular separation (arcsec)
H65 :                      sigma separation (arcsec)
H66 :                      Delta Hp (mag)
H67 :                      sigma Delta Hp (mag)
H68 : S                    Survey flag
H69 :                      Chart flag
H70 :                      Notes
H71 :    29139             HD identifier 
H72 : B+16  629            DM (BD) identifier
H73 :                      DM (CoD) identifier
H74 :                      DM (CPD) identifier
H75 :        1.67          V-I (mag) used for reductions
H76 : K5III                Spectral type 
H77 : X                    Source of spectral type 
HGNOTES
HDNOTES
HPNOTES
AUTHREF
PA1   |PA2                                                                      
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95.390|Luck, R.E., Challener, S.L., 1995 AJ 110 2968                            
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95.499|Lambert, D.L.  et al., 1995 ApJ 450 302                                  
95.508|Simon, M., Prato, L., 1995 ApJ 450 824                                   
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92.169|Krisciunas, K., 1992 IBVS 3729                                           
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