20131+3411 STTA203

 
 
20h 13m 04.19s +34 11' 25.1" P.A. 37.00 sep 88.4 mag 8.26,9.14 Sp A2V
 
 
Coord 2000
20131+3411
Discov num
STTA203
Comp
Coord arcsec 2000
20 13 04.19 +34 11 25.1
Date first
1876
Date last
2019
Obs
23
Pa first
38
Pa last
37
P.A. Now (θ)
37°
Sep first
90.7
Sep last
88.4
Sep. Now (ρ)
88.4"
Mag pri
8.26
Mag sec
9.14
delta mag (ΔM)
0.88
Spectral class
A2V (white)
Pri motion ra
+010
Sec motion ra
+004
Pri motion dec
+009
Sec motion dec
-002
Notes
N (See Notes)
Visually invisible, K-band or other infrared star rPM=0.931
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
36.9
Precise sep
88.37
Constellation
Cygnus
SAO
69617
Tycho2
2679-02328-1
Gaia DR2
34330378112
HD
192321
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20131+3411 STTA203 2007 16 37 88.9 8.26 9.14 A2V N D 201304.19+341125.1
20131+3411 STTA203 2010 18 37 88.6 8.26 9.14 A2V N 201304.19+341125.1
20131+3411 STTA203 2015 19 37 88.5 8.26 9.14 A2V N 201304.19+341125.1
20131+3411 STTA203 2019 23 37 88.4 8.26 9.14 A2V N 201304.19+341125.1

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