20007-1757 ARU  18

 
 
20h 00m 44.81s -17 57' 18.9" P.A. 94 sep 0.4 mag 9.48, Sp K0IV
 
 
Coord 2000
20007-1757
Discov num
ARU  18
Comp
Coord arcsec 2000
20 00 44.81 -17 57 18.9
Date first
1984
Date last
1984
Obs
1
Pa first
94
Pa last
94
P.A. Now (θ)
94°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
9.48
Mag sec
delta mag (ΔM)
Spectral class
K0IV (yellow-orange)
Pri motion ra
-001
Sec motion ra
Pri motion dec
001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
94
Precise sep
0.36
Constellation
Sagittarius
SAO
163176
Tycho2
6318-00985-1
HD
189464
last precise pa
94
last precise sep
0.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20007-1757 ARU 18 1984 1 94 0.4 9.48   K0IV 200044.81-175718.9

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