11167-3007 I  1537AB

 
 
11h 16m 40.07s -30 06' 51.1" P.A. 21 sep 1 mag 9.90,11.90 Sp F8
 
 
Coord 2000
11167-3007
Discov num
I  1537
Comp
AB
Coord arcsec 2000
11 16 40.07 -30 06 51.1
Date first
1927
Date last
1989
Obs
5
Pa first
23
Pa last
21
P.A. Now (θ)
21°
Sep first
0.7
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
9.90
Mag sec
11.90
delta mag (ΔM)
2
Spectral class
F8 (yellow-white)
Pri motion ra
-034
Sec motion ra
Pri motion dec
+009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
11167-3007 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 179725 11167-3007 I 1537 AB 1927 1989 5 21 1.0 9.90 11.90 2.00 <===
Show 179725 11167-3007 HJ 4422 AC 1834 1999 12 348 9.7 9.90 10.59 0.69
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21.2
Precise sep
0.96
Constellation
Hydra
SAO
179725
Tycho2
7202-00952-2
last precise pa
21.2
last precise sep
0.96
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11167-3007 I 1537 AB 1989 5 21 1.0 9.90 11.90 F8 111640.07-300651.1

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