20112+3726 ES 2187

 
 
20h 11m 11.58s +37° 25' 58.6" P.A. 342.00 sep 3.3 mag 10.13,13.10 Sp G8IV
 
 
Coord 2000
20112+3726
Discov num
ES 2187
Comp
Coord arcsec 2000
20 11 11.58 +37 25 58.6
Date first
1925
Date last
2015
Obs
2
Pa first
342
Pa last
342
P.A. Now (θ)
342°
Sep first
3.2
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
10.13
Mag sec
13.10
delta mag (ΔM)
2.97
Spectral class
G8IV (yellow)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
341.5
Precise sep
3.277
Constellation
Cygnus
SAO
69573
Tycho2
2683-00081-1
Gaia DR2
2060779360816280704
HD
228173
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20112+3726 ES 2187 1925 1 342 3.2 10.13 13.10 G8IV 201111.58+372558.6
20112+3726 ES 2187 2015 2 342 3.3 10.13 13.10 G8IV 201111.58+372558.6

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