20289+3634 SEI1132

 
 
20h 28m 56.82s +36 34' 24.1" P.A. 226.00 sep 15.1 mag 10.11,11.18
 
 
Coord 2000
20289+3634
Discov num
SEI1132
Comp
Coord arcsec 2000
20 28 56.82 +36 34 24.1
Date first
1896
Date last
2015
Obs
13
Pa first
226
Pa last
226
P.A. Now (θ)
226°
Sep first
15.1
Sep last
15.1
Sep. Now (ρ)
15.1"
Mag pri
10.11
Mag sec
11.18
delta mag (ΔM)
1.07
Spectral class
Pri motion ra
-007
Sec motion ra
-008
Pri motion dec
-007
Sec motion dec
-006
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.141 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
226.2
Precise sep
15.14
Constellation
Cygnus
Tycho2
2697-00877-1
Gaia DR2
48768616448
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20289+3634 SEI1132 1998 6 226 15.1 10.11 11.18 D 202856.82+363424.1
20289+3634 SEI1132 2002 7 226 15.1 10.11 11.18 D 202856.82+363424.1
20289+3634 SEI1132 2010 8 227 15.2 10.11 11.18 202856.82+363424.1
20289+3634 SEI1132 2015 9 226 15.1 10.11 11.18 202856.82+363424.1

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