20115+3604 SEI 972

 
 
20h 11m 28.39s +36 03' 44.8" P.A. 147 sep 23.9 mag 12.90,13.19
 
 
Coord 2000
20115+3604
Discov num
SEI 972
Comp
Coord arcsec 2000
20 11 28.39 +36 03 44.8
Date first
1896
Date last
2015
Obs
10
Pa first
148
Pa last
147
P.A. Now (θ)
147°
Sep first
23.8
Sep last
23.9
Sep. Now (ρ)
23.9"
Mag pri
12.90
Mag sec
13.19
delta mag (ΔM)
0.29
Spectral class
Pri motion ra
+001
Sec motion ra
+002
Pri motion dec
-002
Sec motion dec
-003
Notes
rPM=0.392
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
147.4
Precise sep
23.905
Constellation
Cygnus
Gaia DR2
63853487360
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20115+3604 SEI 972 1998 3 147 23.8 11.00 11.00 D 201128.39+360344.8
20115+3604 SEI 972 2002 4 147 23.9 11.00 11.00 D 201128.39+360344.8
20115+3604 SEI 972 2010 5 148 24.1 12.90 13.19 201128.39+360344.8
20115+3604 SEI 972 2015 6 147 23.9 12.90 13.19 201128.39+360344.8

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