18044-4306 DON 880

 
 
18h 04m 25.27s -43 05' 36.5" P.A. 178 sep 3.3 mag 10.29,10.83 Sp F3/5V
 
 
Coord 2000
18044-4306
Discov num
DON 880
Comp
Coord arcsec 2000
18 04 25.27 -43 05 36.5
Date first
1931
Date last
1998
Obs
5
Pa first
176
Pa last
178
P.A. Now (θ)
178°
Sep first
2.9
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
10.29
Mag sec
10.83
delta mag (ΔM)
0.54
Spectral class
F3/5V (yellow-white)
Pri motion ra
-001
Sec motion ra
-004
Pri motion dec
+024
Sec motion dec
-058
Notes
rPM=1.411
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
177.5
Precise sep
3.284
Constellation
Corona Austrina
Tycho2
7907-00012-1
HD
164691
last precise pa
177.5
last precise sep
3.284
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18044-4306 DON 880 1991 4 178 3.3 10.29 10.83 F3/5V 180425.27-430536.5
18044-4306 DON 880 1998 5 178 3.3 10.29 10.83 F3/5V 180425.27-430536.5

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