20137+2414 STF2653

 
 
20h 13m 40.56s +24 14' 20.5" P.A. 279 sep 2.7 mag 6.72,9.18 Sp A1m dist. 91.49 pc (298.44 l.y.)
 
 
Coord 2000
20137+2414
Discov num
STF2653
Comp
Coord arcsec 2000
20 13 40.56 +24 14 20.5
Date first
1831
Date last
2016
Obs
47
Pa first
255
Pa last
279
P.A. Now (θ)
279°
Sep first
2.5
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
6.72
Mag sec
9.18
delta mag (ΔM)
2.46
Spectral class
A1m (white)
Pri motion ra
+051
Sec motion ra
+048
Pri motion dec
+037
Sec motion dec
+037
Notes
W
rPM=0.048 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
279
Precise sep
2.65
Constellation
Vulpecula
SAO
88377
HIP
99679
Tycho2
2154-04099-1
Gaia DR2
56153842816
HD
192342
HR
7723
BD
BD+23 3935
Distance
91.49
Distance ly
298.44
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20137+2414 STF2653 2003 40 274 2.9 6.72 9.18 A1m D 201340.56+241420.5
20137+2414 STF2653 2009 44 274 2.9 6.72 9.18 A1m D 201340.56+241420.5
20137+2414 STF2653 2011 45 274 2.8 6.72 9.18 A1m 201340.56+241420.5
20137+2414 STF2653 2016 46 279 2.7 6.72 9.18 A1m W 201340.56+241420.5

If you need more information about this double, apply for a data request form to the WDS.