12001+7039 BU  795AB (V401 Hya)

 
 
12h 00m 06.01s +70 39' 33.7" P.A. 329 sep 14.6 mag 8.62,12.24 Sp F8 dist. 23.98 pc (78.22 l.y.)
 
 
Coord 2000
12001+7039
Discov num
BU  795
Comp
AB
Coord arcsec 2000
12 00 06.01 +70 39 33.7
Date first
1881
Date last
2015
Obs
18
Pa first
327
Pa last
329
P.A. Now (θ)
329°
Sep first
13.8
Sep last
14.6
Sep. Now (ρ)
14.6"
Mag pri
8.62
Mag sec
12.24
delta mag (ΔM)
3.62
Spectral class
F8 (yellow-white)
Pri motion ra
+011
Sec motion ra
+005
Pri motion dec
-022
Sec motion dec
-012
Notes
N (See Notes)
rPM=0.991
Nature of this double is uncertain.
 
 
12001+7039 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12001+7039 BU 795 AB 1881 2015 18 329 14.6 8.62 12.24 3.62 <===
Show 12001+7039 STT 242 AC 1868 2015 40 158 30.7 8.62 8.50 0.12
Show 12001+7039 STH 2 AE 1885 2015 4 317 25.0 8.62 14.23 5.61
Show 12001+7039 BU 795 CD 1881 2015 12 112 5.9 8.50 12.90 4.40
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name
V401 Hya
Spectr
G0
Constellation
Hydra
HIP
42333
Tycho2
4875-01583-1
HD
73350
GL
Wo 9273
BD
BD-06 2664
Distance
23.98
Distance ly
78.22
last precise pa
328.8
last precise sep
14.56
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12001+7039 BU 795 AB 1999 11 330 14.4 7.90 13.20 A D 120006.01+703933.7
12001+7039 BU 795 AB 2003 12 330 14.5 8.62 12.24 F8 N D 120006.01+703933.7
12001+7039 BU 795 AB 2015 13 329 14.6 8.62 12.24 F8 N 120006.01+703933.7

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