20094+1806 DOO  81

 
 
20h 05m 39.95s +18 06' 58.4" P.A. 256 sep 9.6 mag 10.90,11.80
 
 
Coord 2000
20094+1806
Discov num
DOO  81
Comp
Coord arcsec 2000
20 05 39.95 +18 06 58.4
Date first
1907
Date last
2015
Obs
7
Pa first
266
Pa last
256
P.A. Now (θ)
256°
Sep first
8.7
Sep last
9.6
Sep. Now (ρ)
9.6"
Mag pri
10.90
Mag sec
11.80
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
Sec motion ra
-003
Pri motion dec
Sec motion dec
-007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256.2
Precise sep
9.601
Constellation
Sagitta
Gaia DR2
54189888256
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20094+1806 DOO 81 1907 1 266 8.7 10.90 11.80 200915.00+180600.0
20094+1806 DOO 81 2000 2 257 9.5 10.90 11.80 D 200539.95+180658.4
20094+1806 DOO 81 2001 3 256 9.6 10.90 11.80 D 200539.95+180658.4
20094+1806 DOO 81 2010 4 255 9.2 10.90 11.80 200539.95+180658.4
20094+1806 DOO 81 2015 7 256 9.6 10.90 11.80 200539.95+180658.4

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