19567-2029 DON 973

 
 
19h 56m 42.69s -20 28' 38.1" P.A. 351 sep 4.3 mag 9.10,13.00 Sp F2V dist. 440.53 pc (1437.01 l.y.)
 
 
Coord 2000
19567-2029
Discov num
DON 973
Comp
Coord arcsec 2000
19 56 42.69 -20 28 38.1
Date first
1929
Date last
1986
Obs
3
Pa first
347
Pa last
351
P.A. Now (θ)
351°
Sep first
3.7
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
9.10
Mag sec
13.00
delta mag (ΔM)
3.9
Spectral class
F2V (yellow-white)
Pri motion ra
-004
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351
Precise sep
4.28
Constellation
Sagittarius
SAO
188740
HIP
98140
Tycho2
6321-00464-1
HD
188600
BD
BD-20 5768
Distance
440.53
Distance ly
1437.01
last precise pa
351
last precise sep
4.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19567-2029 DON 973 1986 3 351 4.3 9.10 13.00 F2V 195642.69-202838.1

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