20310+1402 BPM2180

 
 
20h 30m 58.25s +14 02' 02.0" P.A. 301 sep 61.2 mag 14.95,15.78
 
 
Coord 2000
20310+1402
Discov num
BPM2180
Comp
Coord arcsec 2000
20 30 58.25 +14 02 02.0
Date first
1990
Date last
2015
Obs
9
Pa first
300
Pa last
301
P.A. Now (θ)
301°
Sep first
61.1
Sep last
61.2
Sep. Now (ρ)
61.2"
Mag pri
14.95
Mag sec
15.78
delta mag (ΔM)
0.83
Spectral class
Pri motion ra
-002
Sec motion ra
-012
Pri motion dec
-002
Sec motion dec
-005
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.803
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
300.5
Precise sep
61.227
Constellation
Delphinus
Gaia DR2
91852839168
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20310+1402 BPM2180 2000 2 301 61.1 15.00 15.63 NV 203058.25+140202.0
20310+1402 BPM2180 2001 3 301 61.1 15.00 15.63 NV 203058.25+140202.0
20310+1402 BPM2180 2010 4 300 61.4 14.95 15.78 NV 203058.25+140202.0
20310+1402 BPM2180 2015 5 300 61.2 14.95 15.78 NV 203058.25+140202.0

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