16430-4713 B  1821

 
 
16h 42m 58.07s -47 13' 11.4" P.A. 82 sep 4.2 mag 9.74,11.20 Sp F2/3V
 
 
Coord 2000
16430-4713
Discov num
B  1821
Comp
Coord arcsec 2000
16 42 58.07 -47 13 11.4
Date first
1920
Date last
2015
Obs
5
Pa first
82
Pa last
82
P.A. Now (θ)
82°
Sep first
4.2
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
9.74
Mag sec
11.20
delta mag (ΔM)
1.46
Spectral class
F2/3V (yellow-white)
Pri motion ra
-041
Sec motion ra
+081
Pri motion dec
-021
Sec motion dec
+005
Notes
rPM=1.537
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
81.9
Precise sep
4.197
Constellation
Ara
SAO
227086
Tycho2
8330-02180-1
Gaia DR2
5942552214323972352
HD
150388
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16430-4713 B 1821 1999 3 81 3.8 9.74 11.20 F2/3V D 164258.07-471311.4
16430-4713 B 1821 2015 5 82 4.2 9.74 11.20 F2/3V 164258.07-471311.4

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WDS 16430-4713 B 1821 : NOTES
 
 
No records found.

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

 
 
WDS 16430-4713 B 1821 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16430-4713 B 1821 : MEASURES
 
 
No records found.

 
 
WDS 16430-4713 B 1821 : Virtual Eyepiece
 
 

16430-4713  B  1821 A 16430-4713  B  1821 sep 4.2 P.A. 82 mag 9.74,11.20 Sp F2/3V virtual eyepiece
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Radius:
 
 
WDS 16430-4713 B 1821 : Aladin DSS image @ 16h 42m 58.07s -47 13' 11.4"