19490-2236 DON 969

 
 
19h 48m 57.93s -22° 36' 50.1" P.A. 12.00 sep 1.9 mag 10.90,15.40
 
 
Coord 2000 19490-2236 Discov num DON 969 Comp Coord arcsec 2000 19 48 57.93 -22 36 50.1
Date first 1929 Date last 2016 Obs 3
Pa first 10 Pa last 12.3 P.A. Now (θ) 12.3°
Sep first 1.4 Sep last 1.928 Sep. Now (ρ) 1.928"
Mag pri 10.90 Mag sec 15.40 delta mag (ΔM) 4.5 Spectral class
Pri motion ra -009 Sec motion ra
Pri motion dec -015 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6891-00377-1 Gaia DR2 6864662726170406144
 
 
WDS 19490-2236 DON 969 : NOTES
 
 
discov_num notes refcode
DON 969 CD-22@14256.
 
 
REFERENCES
 
 
refcode metd author reference
Don1937 Ma j Donner, H.F. 1937MmRAS..65...51R
Don1937 MemRAS 65, 51, 1937
Don1955 Ma - Donner, H.F. 1955POMic..11....1R
Don1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964 Ma j Donner, H.F. 1964POMic...9...73R
Don1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19490-2236 DON 969 1940 2 10 1.4 10.90 15.40 N 194857.93-223650.1
19490-2236 DON 969 2016 3 12 1.9 10.90 15.40 N 194857.93-223650.1

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WDS 19490-2236 DON 969 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19490-2236 DON 969 : MEASURES
 
 
No records found.

 
 
WDS 19490-2236 : VIRTUAL EYEPIECE
 
 

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WDS 19490-2236 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.