10084-1945 BU  911AB

 
 
10h 08m 21.38s -19° 45' 18.8" P.A. 315.00 sep 4.1 mag 7.35,11.21 Sp G0V dist. 37.57 pc (122.55 l.y.)
 
 
Coord 2000
10084-1945
Discov num
BU  911
Comp
AB
Coord arcsec 2000
10 08 21.38 -19 45 18.8
Date first
1880
Date last
2016
Obs
22
Pa first
312
Pa last
315
P.A. Now (θ)
315°
Sep first
4.8
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
7.35
Mag sec
11.21
delta mag (ΔM)
3.86
Spectral class
G0V (yellow)
Pri motion ra
-148
Sec motion ra
-148
Pri motion dec
-329
Sec motion dec
-329
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
10084-1945 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 155757 10 08 21 -19 45 19 BU 911 AB 2016 22 315 4.1 7.35 11.21 3.86 <===
Show 155757 10 08 21 -19 45 19 BU 911 AC 2016 20 54 83.4 7.35 11.38 4.03
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
315.3
Precise sep
4.115
Constellation
Hydra
SAO
155757
HIP
49668
Tycho2
6067-00598-1
HD
87998
BD
BD-19 2926
Distance
37.57
Distance ly
122.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10084-1945 BU 911 AB 1999 17 312 3.9 7.35 11.21 G0V N D 100821.47-194515.9
10084-1945 BU 911 AB 2001 18 313 4.1 7.35 11.21 G0V N D 100821.47-194515.9
10084-1945 BU 911 AB 2015 19 315 4.1 7.35 11.21 G0V NV 100821.38-194518.8

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