20157+1003 J   135

 
 
20h 15m 43.43s +10 02' 08.9" P.A. 323 sep 3.6 mag 11.42,11.58
 
 
Coord 2000
20157+1003
Discov num
J   135
Comp
Coord arcsec 2000
20 15 43.43 +10 02 08.9
Date first
1910
Date last
2015
Obs
21
Pa first
324
Pa last
323
P.A. Now (θ)
323°
Sep first
2.8
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
11.42
Mag sec
11.58
delta mag (ΔM)
0.16
Spectral class
Pri motion ra
+002
Sec motion ra
-040
Pri motion dec
-027
Sec motion dec
+021
Notes
N (See Notes)
rPM=1.412
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
322.5
Precise sep
3.577
Constellation
Delphinus
Tycho2
1077-01429-1
Gaia DR2
13075104768
HD
357175
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20157+1003 J 135 2000 18 323 3.6 11.42 11.58 N D 201543.43+100208.9
20157+1003 J 135 2001 20 322 3.6 11.42 11.58 N D 201543.43+100208.9
20157+1003 J 135 2015 21 323 3.6 11.42 11.58 N 201543.43+100208.9

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