10537-2321 DON 445

 
 
10h 53m 43.03s -23 20' 51.8" P.A. 291 sep 7.4 mag 9.24,16.00 Sp K0III
 
 
Coord 2000
10537-2321
Discov num
DON 445
Comp
Coord arcsec 2000
10 53 43.03 -23 20 51.8
Date first
1930
Date last
2000
Obs
5
Pa first
302
Pa last
291
P.A. Now (θ)
291°
Sep first
5.7
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
9.24
Mag sec
16.00
delta mag (ΔM)
6.76
Spectral class
K0III (yellow-orange)
Pri motion ra
-003
Sec motion ra
+120
Pri motion dec
+002
Sec motion dec
-055
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hydra
SAO
179313
Tycho2
6635-00039-1
HD
94428
last precise pa
290.5
last precise sep
7.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10537-2321 DON 445 1940 2 299 5.7 9.24 16.00 K0III 105343.03-232051.8
10537-2321 DON 445 2000 4 291 7.3 9.24 16.00 K0III 105343.03-232051.8

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