20275+0107 J   560

 
 
20h 27m 30.06s +01 05' 24.5" P.A. 188.00 sep 4.2 mag 12.46,12.84
 
 
Coord 2000
20275+0107
Discov num
J   560
Comp
Coord arcsec 2000
20 27 30.06 +01 05 24.5
Date first
1909
Date last
2015
Obs
12
Pa first
187
Pa last
188
P.A. Now (θ)
188°
Sep first
4.5
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
12.46
Mag sec
12.84
delta mag (ΔM)
0.38
Spectral class
Pri motion ra
+004
Sec motion ra
+003
Pri motion dec
+005
Sec motion dec
-001
Notes
B (Blue magnitudes)
Visually invisible, K-band or other infrared star rPM=0.95
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
187.9
Precise sep
4.246
Constellation
Aquila
Gaia DR2
02778445184
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20275+0107 J 560 2000 10 188 4.3 12.46 12.84 DB 202730.06+010524.5
20275+0107 J 560 2015 12 188 4.2 12.46 12.84 B 202730.06+010524.5

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