20261+3852 MLB1017

 
 
20h 25m 59.98s +38 52' 14.2" P.A. 21 sep 3.2 mag 11.77,12.00
 
 
Coord 2000
20261+3852
Discov num
MLB1017
Comp
Coord arcsec 2000
20 25 59.98 +38 52 14.2
Date first
1936
Date last
2015
Obs
4
Pa first
22
Pa last
21
P.A. Now (θ)
21°
Sep first
2.8
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
11.77
Mag sec
12.00
delta mag (ΔM)
0.23
Spectral class
Pri motion ra
-016
Sec motion ra
Pri motion dec
-032
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
20.9
Precise sep
3.218
Constellation
Cygnus
SAO
70020
Gaia DR2
86004377856
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20261+3852 MLB1017 1983 2 22 3.0 11.77 12.00 202559.98+385214.2
20261+3852 MLB1017 2002 3 21 3.2 11.77 12.00 202559.98+385214.2
20261+3852 MLB1017 2015 4 21 3.2 11.77 12.00 202559.98+385214.2

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