20090+1808 HJ 2932AB

 
 
20h 09m 03.45s +18 07' 06.4" P.A. 165 sep 12.6 mag 10.01,11.17 Sp A2
 
 
Coord 2000
20090+1808
Discov num
HJ 2932
Comp
AB
Coord arcsec 2000
20 09 03.45 +18 07 06.4
Date first
1831
Date last
2016
Obs
15
Pa first
133
Pa last
165
P.A. Now (θ)
165°
Sep first
12.0
Sep last
12.6
Sep. Now (ρ)
12.6"
Mag pri
10.01
Mag sec
11.17
delta mag (ΔM)
1.16
Spectral class
A2 (white)
Pri motion ra
+022
Sec motion ra
-004
Pri motion dec
+024
Sec motion dec
-003
Notes
rPM=1.151
This double is not physical.
 
 
20090+1808 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20090+1808 HJ 2932 AB 1831 2016 15 165 12.6 10.01 11.17 1.16 <===
Show 20090+1808 HJ 2932 AC 1831 2016 11 217 24.3 10.01 14.00 3.99
Show 20090+1808 HJ 2932 AD 1999 2016 8 322 13.0 10.01 14.70 4.69
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
165.3
Precise sep
12.6
Constellation
Sagitta
Tycho2
1622-01432-1
Gaia DR2
02463035264
HD
351488
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20090+1808 HJ 2932 AB 1999 7 162 13.1 10.01 11.17 A2 D 200903.45+180706.4
20090+1808 HJ 2932 AB 2001 8 163 13.3 10.01 11.17 A2 D 200903.45+180706.4
20090+1808 HJ 2932 AB 2010 9 165 12.2 10.01 11.17 A2 200903.45+180706.4
20090+1808 HJ 2932 AB 2016 9 165 13.5 10.01 11.17 A2 200903.45+180706.4

If you need more information about this double, apply for a data request form to the WDS.