20170-0129 A   868

 
 
20h 16m 57.06s -01 29' 06.7" P.A. 309 sep 0.2 mag 9.90,10.40 Sp K0
 
 
Coord 2000
20170-0129
Discov num
A   868
Comp
Coord arcsec 2000
20 16 57.06 -01 29 06.7
Date first
1904
Date last
1986
Obs
10
Pa first
331
Pa last
309
P.A. Now (θ)
309°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
9.90
Mag sec
10.40
delta mag (ΔM)
0.5
Spectral class
K0 (yellow-orange)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-020
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309.1
Precise sep
0.15
Constellation
Aquila
Tycho2
5162-00923-1
Gaia DR2
90315040768
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20170-0129 A 868 1986 10 309 0.2 9.90 10.40 K0 201657.06-012906.7

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