19027+5055 ES  977

 
 
19h 02m 42.11s +50 55' 11.2" P.A. 177 sep 15.6 mag 9.96,14.00 Sp K2
 
 
Coord 2000
19027+5055
Discov num
ES  977
Comp
Coord arcsec 2000
19 02 42.11 +50 55 11.2
Date first
1910
Date last
2015
Obs
6
Pa first
216
Pa last
177
P.A. Now (θ)
177°
Sep first
5.8
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
9.96
Mag sec
14.00
delta mag (ΔM)
4.04
Spectral class
K2 (yellow-orange)
Pri motion ra
-024
Sec motion ra
Pri motion dec
+098
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
177.3
Precise sep
15.601
Constellation
Draco
SAO
31343
Tycho2
3553-00149-1
Gaia DR2
2133707660658927744
HD
234782
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19027+5055 ES 977 1910 1 216 5.8 9.96 13.30 K2 190242.11+505511.2
19027+5055 ES 977 2013 2 178 15.4 9.96 13.30 K2 190242.11+505511.2
19027+5055 ES 977 2015 6 177 15.6 9.96 14.00 K2 190242.11+505511.2

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