12426-2437 HJ 4542

 
 
12h 42m 34.41s -24 36' 49.9" P.A. 63 sep 37.9 mag 8.95,12.40 Sp A0V
 
 
Coord 2000
12426-2437
Discov num
HJ 4542
Comp
Coord arcsec 2000
12 42 34.41 -24 36 49.9
Date first
1836
Date last
2014
Obs
8
Pa first
61
Pa last
63
P.A. Now (θ)
63°
Sep first
30.0
Sep last
37.9
Sep. Now (ρ)
37.9"
Mag pri
8.95
Mag sec
12.40
delta mag (ΔM)
3.45
Spectral class
A0V (white)
Pri motion ra
-033
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
62.6
Precise sep
37.9
Constellation
Hydra
SAO
181035
Tycho2
6688-00204-1
HD
110481
last precise pa
62.6
last precise sep
37.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12426-2437 HJ 4542 1987 4 62 28.2 8.95 12.40 A0V 124234.41-243649.9
12426-2437 HJ 4542 1991 5 62 37.5 8.95 12.40 A0V 124234.41-243649.9
12426-2437 HJ 4542 2014 6 63 37.9 8.95 12.40 A0V 124234.41-243649.9

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