20122+1534 CHE 187AB

 
 
20h 12m 10.16s +15 34' 06.1" P.A. 18 sep 17.5 mag 11.11,12.31
 
 
Coord 2000
20122+1534
Discov num
CHE 187
Comp
AB
Coord arcsec 2000
20 12 10.16 +15 34 06.1
Date first
1910
Date last
2017
Obs
11
Pa first
16
Pa last
18
P.A. Now (θ)
18°
Sep first
18.0
Sep last
17.5
Sep. Now (ρ)
17.5"
Mag pri
11.11
Mag sec
12.31
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
-008
Sec motion ra
-098
Pri motion dec
-009
Sec motion dec
+132
Notes
N (See Notes)
rPM=1.017
This double is not physical.
 
 
20122+1534 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20122+1534 CHE 187 AB 1910 2017 11 18 17.5 11.11 12.31 1.20 <===
Show 20122+1534 BKO 528 BC 1998 2015 8 112 6.1 12.31 14.30 1.99
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
17.6
Precise sep
17.5
Constellation
Aquila
Gaia DR2
15024881792
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20122+1534 CHE 187 AB 2008 4 18 18.0 11.11 12.31 D 201210.16+153406.1
20122+1534 CHE 187 AB 2017 8 18 17.5 11.11 12.31 N 201210.16+153406.1

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