20250+1108 BPM2146

 
 
20h 24m 57.44s +11 08' 07.1" P.A. 49.00 sep 87.4 mag 14.62,15.86
 
 
Coord 2000
20250+1108
Discov num
BPM2146
Comp
Coord arcsec 2000
20 24 57.44 +11 08 07.1
Date first
1997
Date last
2015
Obs
5
Pa first
49
Pa last
49
P.A. Now (θ)
49°
Sep first
87.4
Sep last
87.4
Sep. Now (ρ)
87.4"
Mag pri
14.62
Mag sec
15.86
delta mag (ΔM)
1.24
Spectral class
Pri motion ra
-004
Sec motion ra
+004
Pri motion dec
-013
Sec motion dec
-019
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.515
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.3
Precise sep
87.445
Constellation
Delphinus
Gaia DR2
92453212288
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20250+1108 BPM2146 2000 2 49 87.4 14.62 15.86 NV 202457.44+110807.1
20250+1108 BPM2146 2001 3 49 87.4 14.62 15.86 NV 202457.44+110807.1
20250+1108 BPM2146 2010 4 49 87.5 14.62 15.86 NV 202457.44+110807.1
20250+1108 BPM2146 2015 5 49 87.4 14.62 15.86 NV 202457.44+110807.1

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