13021+2859 HLG   3

 
 
13h 02m 04.28s +28 59' 29.6" P.A. 281.00 sep 4.5 mag 8.90,11.00 Sp F8V dist. 122.1 pc (398.29 l.y.)
 
 
Coord 2000
13021+2859
Discov num
HLG   3
Comp
Coord arcsec 2000
13 02 04.28 +28 59 29.6
Date first
1999
Date last
2015
Obs
4
Pa first
280
Pa last
281
P.A. Now (θ)
281°
Sep first
3.6
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
8.90
Mag sec
11.00
delta mag (ΔM)
2.1
Spectral class
F8V (yellow-white)
Pri motion ra
-085
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
280.6
Precise sep
4.483
Constellation
Coma Berenices
SAO
82614
HIP
63603
Tycho2
1995-01554-1
Gaia DR2
73473454592
HD
113242
BD
BD+29 2357
Distance
122.1
Distance ly
398.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13021+2859 HLG 3 2000 1 280 3.6 8.90 11.00 F8V 130204.28+285929.6
13021+2859 HLG 3 2014 3 278 4.4 8.90 11.00 F8V 130204.28+285929.6
13021+2859 HLG 3 2015 4 281 4.5 8.90 11.00 F8V 130204.28+285929.6

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