20114+2910 A  1200

 
 
20h 11m 25.87s +29 10' 00.9" P.A. 197.00 sep 5.4 mag 7.39,13.70 Sp M0III dist. 543.48 pc (1772.83 l.y.)
 
 
Coord 2000
20114+2910
Discov num
A  1200
Comp
Coord arcsec 2000
20 11 25.87 +29 10 00.9
Date first
1905
Date last
2018
Obs
7
Pa first
197
Pa last
197
P.A. Now (θ)
197°
Sep first
4.9
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
7.39
Mag sec
13.70
delta mag (ΔM)
6.31
Spectral class
M0III (red)
Pri motion ra
-007
Sec motion ra
Pri motion dec
-019
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
197
Precise sep
5.36
Constellation
Vulpecula
SAO
88325
HIP
99487
Tycho2
2166-00314-1
Gaia DR2
35585661440
HD
191945
BD
BD+28 3653
Distance
543.48
Distance ly
1772.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20114+2910 A 1200 1929 4 199 5.0 7.30 13.70 M0III 201125.87+291000.9
20114+2910 A 1200 2009 5 196 5.3 7.30 13.70 M0III 201125.87+291000.9
20114+2910 A 1200 2015 6 196 5.4 7.39 13.70 M0III 201125.87+291000.9
20114+2910 A 1200 2018 7 197 5.4 7.39 13.70 M0III 201125.87+291000.9

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