20208+3748 SEI1095

 
 
20h 20m 50.36s +37 48' 07.7" P.A. 63 sep 24.7 mag 11.63,12.13
 
 
Coord 2000
20208+3748
Discov num
SEI1095
Comp
Coord arcsec 2000
20 20 50.36 +37 48 07.7
Date first
1895
Date last
2017
Obs
14
Pa first
63
Pa last
63
P.A. Now (θ)
63°
Sep first
25.4
Sep last
24.7
Sep. Now (ρ)
24.7"
Mag pri
11.63
Mag sec
12.13
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-003
Sec motion dec
-002
Notes
rPM=0.2 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
62.6
Precise sep
24.685
Constellation
Cygnus
SAO
69873
Tycho2
3152-01604-1
Gaia DR2
53245577984
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20208+3748 SEI1095 1998 5 63 24.7 11.58 12.11 D 202050.36+374807.7
20208+3748 SEI1095 2002 6 63 24.7 11.58 12.11 D 202050.36+374807.7
20208+3748 SEI1095 2015 8 63 24.7 11.63 12.13 202050.36+374807.7
20208+3748 SEI1095 2017 10 63 24.7 11.63 12.13 202050.36+374807.7

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