20107+3657 SEI 953

 
 
20h 10m 40.88s +36 56' 43.5" P.A. 301 sep 17.4 mag 12.40,13.40
 
 
Coord 2000
20107+3657
Discov num
SEI 953
Comp
Coord arcsec 2000
20 10 40.88 +36 56 43.5
Date first
1896
Date last
2015
Obs
10
Pa first
302
Pa last
301
P.A. Now (θ)
301°
Sep first
17.4
Sep last
17.4
Sep. Now (ρ)
17.4"
Mag pri
12.40
Mag sec
13.40
delta mag (ΔM)
1
Spectral class
Pri motion ra
-002
Sec motion ra
-003
Pri motion dec
-007
Sec motion dec
-006
Notes
rPM=0.194 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
301.1
Precise sep
17.414
Constellation
Cygnus
Tycho2
2683-02367-1
Gaia DR2
00470421120
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20107+3657 SEI 953 1998 3 301 17.5 12.40 13.40 D 201040.88+365643.5
20107+3657 SEI 953 2002 4 301 17.4 12.40 13.40 D 201040.88+365643.5
20107+3657 SEI 953 2010 5 302 17.5 12.40 13.40 201040.88+365643.5
20107+3657 SEI 953 2015 6 301 17.4 12.40 13.40 201040.88+365643.5

If you need more information about this double, apply for a data request form to the WDS.