20181+2730 HDS2898

 
 
20h 18m 04.84s +27 30' 19.6" P.A. 138 sep 0.2 mag 9.58,10.66 Sp F0 dist. 204.92 pc (668.45 l.y.)
 
 
Coord 2000
20181+2730
Discov num
HDS2898
Comp
Coord arcsec 2000
20 18 04.84 +27 30 19.6
Date first
1991
Date last
1991
Obs
1
Pa first
138
Pa last
138
P.A. Now (θ)
138°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
9.58
Mag sec
10.66
delta mag (ΔM)
1.08
Spectral class
F0 (yellow-white)
Pri motion ra
-007
Sec motion ra
Pri motion dec
-010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138
Precise sep
0.17
Constellation
Vulpecula
SAO
88485
HIP
100066
Tycho2
2163-00782-1
Gaia DR2
56767712384
HD
339862
BD
BD+27 3677
Distance
204.92
Distance ly
668.45
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20181+2730 HDS2898 1991 1 138 0.2 9.58 10.66 F0 201804.84+273019.6

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