18459-4046 HDS2661

 
 
18h 45m 51.70s -40 46' 23.6" P.A. 263 sep 4.3 mag 8.98,12.35 Sp F5V dist. 147.49 pc (481.11 l.y.)
 
 
Coord 2000
18459-4046
Discov num
HDS2661
Comp
Coord arcsec 2000
18 45 51.70 -40 46 23.6
Date first
1991
Date last
1999
Obs
4
Pa first
261
Pa last
263
P.A. Now (θ)
263°
Sep first
4.7
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
8.98
Mag sec
12.35
delta mag (ΔM)
3.37
Spectral class
F5V (yellow-white)
Pri motion ra
-007
Sec motion ra
-014
Pri motion dec
-027
Sec motion dec
-027
Notes
rPM=0.23 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
262.8
Precise sep
4.34
Cdsa2 id
HDS 2661
Constellation
Corona Austrina
HIP
92063
Tycho2
7919-00921-1
HD
173181
Ra deg
18.76436111111111
De deg
-40.77322222222222
Distance
147.49
Distance ly
481.11
last precise pa
262.8
last precise sep
4.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18459-4046 HDS2661 1999 3 263 4.3 8.98 12.35 F5V D 184551.70-404623.6

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WDS 18459-4046 HDS2661 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
HDS Hipparcos Double Star (from additional DD list)

 
 
WDS 18459-4046 HDS2661 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18459-4046 HDS2661 : MEASURES
 
 
No records found.

 
 
WDS 18459-4046 HDS2661 : Virtual Eyepiece
 
 

18459-4046  HDS2661 A 18459-4046  HDS2661 sep 4.3 P.A. 263 mag 8.98,12.35 Sp F5V virtual eyepiece
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Radius:
 
 
WDS 18459-4046 HDS2661 : Aladin DSS image @ 18h 45m 51.70s -40 46' 23.6"