20176+2754 HO  591

 
 
20h 17m 31.17s +27 54' 04.9" P.A. 293 sep 2.7 mag 9.50,10.00 Sp K7
 
 
Coord 2000
20176+2754
Discov num
HO  591
Comp
Coord arcsec 2000
20 17 31.17 +27 54 04.9
Date first
1897
Date last
2015
Obs
12
Pa first
297
Pa last
293
P.A. Now (θ)
293°
Sep first
2.0
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
9.50
Mag sec
10.00
delta mag (ΔM)
0.5
Spectral class
K7 (yellow-orange)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
293.1
Precise sep
2.704
Constellation
Vulpecula
Gaia DR2
19251292032
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20176+2754 HO 591 2001 10 294 2.8 9.50 10.00 201731.17+275404.9
20176+2754 HO 591 2002 11 293 2.6 9.50 10.00 201731.17+275404.9
20176+2754 HO 591 2015 12 293 2.7 9.50 10.00 K7 201731.17+275404.9

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