18142-2730 B   384

 
 
18h 14m 10.83s -27 30' 09.9" P.A. 337 sep 6.2 mag 7.15,13.70 Sp B9III dist. 261.1 pc (851.71 l.y.)
 
 
Coord 2000
18142-2730
Discov num
B   384
Comp
Coord arcsec 2000
18 14 10.83 -27 30 09.9
Date first
1927
Date last
2000
Obs
3
Pa first
331
Pa last
337
P.A. Now (θ)
337°
Sep first
4.7
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
7.15
Mag sec
13.70
delta mag (ΔM)
6.55
Spectral class
B9III (blue-white)
Pri motion ra
+007
Sec motion ra
Pri motion dec
-028
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
337
Precise sep
6.16
Cdsa2 id
B 384
Constellation
Sagittarius
SAO
186505
HIP
89366
Tycho2
6851-06510-1
HD
166968
CD
CD-2712588
CP
CP-27 6281
Ra deg
18.236341666666668
De deg
-27.50275
Distance
261.1
Distance ly
851.71
last precise pa
337
last precise sep
6.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18142-2730 B 384 1927 1 331 4.7 7.20 13.70 B9III 181410.83-273009.9
18142-2730 B 384 2000 3 337 6.2 7.20 13.70 B9III 181410.83-273009.9

If you need more information about this double, apply for a data request form to the WDS.
 
 
WDS 18142-2730 B 384 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
B van den Bos, W.H.
B van den Bos, W.H. (in Voute et al.)

 
 
WDS 18142-2730 B 384 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18142-2730 B 384 : MEASURES
 
 
No records found.

 
 
WDS 18142-2730 B 384 : Virtual Eyepiece
 
 

18142-2730  B   384 A 18142-2730  B   384 sep 6.2 P.A. 337 mag 7.15,13.70 Sp B9III virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Radius:
 
 
WDS 18142-2730 B 384 : Aladin DSS image @ 18h 14m 10.83s -27 30' 09.9"