21539+0845 J  2703AB

 
 
21h 54m 01.42s +08 44' 39.1" P.A. 97 sep 6.8 mag 11.50,11.50 Sp G9IV+G1V
 
 
Coord 2000
21539+0845
Discov num
J  2703
Comp
AB
Coord arcsec 2000
21 54 01.42 +08 44 39.1
Date first
1919
Date last
2015
Obs
8
Pa first
99
Pa last
97
P.A. Now (θ)
97°
Sep first
6.6
Sep last
6.8
Sep. Now (ρ)
6.8"
Mag pri
11.50
Mag sec
11.50
delta mag (ΔM)
0
Spectral class
G9IV+G1V (yellow/yellow)
Pri motion ra
-007
Sec motion ra
+015
Pri motion dec
+002
Sec motion dec
+006
Notes
U (Proper motion indicates non-physical)
This double is not physical.
 
 
21539+0845 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21539+0845 J 2703 AB 1919 2015 8 97 6.8 11.50 11.50 0.00 <===
Show 21539+0845 J 2703 AC 1943 2000 4 222 14.2 11.50 15.00 3.50
Show 21539+0845 ABH 153 AD 1919 2000 5 119 67.7 11.50 13.50 2.00
Show 21539+0845 ABH 153 AE 1987 2000 3 110 67.5 11.50 16.00 4.50
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pegasus
last precise pa
97.1
last precise sep
6.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21539+0845 J 2703 AB 2000 6 97 6.7 11.50 11.50 G9IV+G1V D 215401.63+084438.7
21539+0845 J 2703 AB 2015 8 97 6.8 11.50 11.50 G9IV+G1V U 215401.63+084438.7

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