20172+1446 BPM2088

 
 
20h 17m 11.28s +14 46' 17.4" P.A. 343 sep 73.4 mag 13.92,15.48
 
 
Coord 2000
20172+1446
Discov num
BPM2088
Comp
Coord arcsec 2000
20 17 11.28 +14 46 17.4
Date first
1964
Date last
2015
Obs
9
Pa first
343
Pa last
343
P.A. Now (θ)
343°
Sep first
73.4
Sep last
73.4
Sep. Now (ρ)
73.4"
Mag pri
13.92
Mag sec
15.48
delta mag (ΔM)
1.56
Spectral class
Pri motion ra
+004
Sec motion ra
+009
Pri motion dec
-001
Sec motion dec
-017
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.871
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
343
Precise sep
73.414
Constellation
Delphinus
SAO
105930
Gaia DR2
44363544960
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20172+1446 BPM2088 1998 2 343 73.5 14.09 15.69 NV 201711.28+144617.4
20172+1446 BPM2088 2001 3 343 73.5 14.09 15.69 NV 201711.28+144617.4
20172+1446 BPM2088 2010 4 343 73.9 13.92 15.48 NV 201711.28+144617.4
20172+1446 BPM2088 2015 5 343 73.4 13.92 15.48 NV 201711.28+144617.4

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