21571-3847 RST 2189

 
 
21h 57m 07.82s -38° 47' 15.5" P.A. 201.00 sep 0.8 mag 10.20,11.60
 
 
Coord 2000 21571-3847 Discov num RST2189 Comp Coord arcsec 2000 21 57 07.82 -38 47 15.5
Date first 1934 Date last 1945 Obs 2
Pa first 203 Pa last 201.3 P.A. Now (θ) 201.3°
Sep first 0.8 Sep last 0.76 Sep. Now (ρ) 0.76"
Mag pri 10.20 Mag sec 11.60 delta mag (ΔM) 1.4 Spectral class
Pri motion ra +090 Sec motion ra
Pri motion dec -071 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Grus Tycho2 7982-00492-1 Gaia DR2 6574499644796058240
 
 
WDS 21571-3847 RST 2189 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 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
21571-3847 RST2189 1945 2 201 0.8 10.20 11.60 215707.82-384715.5

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WDS 21571-3847 RST 2189 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21571-3847 RST 2189 : MEASURES
 
 
No records found.

 
 
WDS 21571-3847 : VIRTUAL EYEPIECE
 
 

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Radius:
Components only
 
 
WDS 21571-3847 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.