20290-0105 BAL 612

 
 
20h 28m 58.14s -01 05' 02.9" P.A. 238.00 sep 8.5 mag 9.70,10.80
 
 
Coord 2000
20290-0105
Discov num
BAL 612
Comp
Coord arcsec 2000
20 28 58.14 -01 05 02.9
Date first
1895
Date last
2016
Obs
14
Pa first
239
Pa last
238
P.A. Now (θ)
238°
Sep first
8.8
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
9.70
Mag sec
10.80
delta mag (ΔM)
1.1
Spectral class
Pri motion ra
-016
Sec motion ra
-021
Pri motion dec
-020
Sec motion dec
-019
Notes
rPM=0.18 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
237.9
Precise sep
8.477
Constellation
Aquila
Gaia DR2
69148194304
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20290-0105 BAL 612 1998 4 238 8.5 9.70 10.80 D 202858.14-010502.9
20290-0105 BAL 612 2000 5 238 8.5 9.70 10.80 D 202858.14-010502.9
20290-0105 BAL 612 2015 7 238 8.5 9.70 10.80 202858.14-010502.9

If you need more information about this double, apply for a data request form to the WDS.
 
 
WDS 20290-0105 BAL 612 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 

 
 
WDS 20290-0105 BAL 612 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20290-0105 BAL 612 : MEASURES
 
 
No records found.

 
 
WDS 20290-0105 BAL 612 : Virtual Eyepiece
 
 

20290-0105 A mag 9.7 20290-0105 B sep 8.5 P.A. 237.70 mag 10.8 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 20290-0105 BAL 612 : Aladin DSS image @ 20h 28m 58.14s -01 05' 02.9"