01572+7143 HDS 264

 
 
01h 57m 11.06s +71 43' 29.9" P.A. 273 sep 0.6 mag 7.30,10.78 Sp A2 dist. 181.16 pc (590.94 l.y.)
 
 
Coord 2000
01572+7143
Discov num
HDS 264
Comp
Coord arcsec 2000
01 57 11.06 +71 43 29.9
Date first
1991
Date last
2011
Obs
6
Pa first
284
Pa last
273
P.A. Now (θ)
273°
Sep first
0.5
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
7.30
Mag sec
10.78
delta mag (ΔM)
3.48
Spectral class
A2 (white)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
272.5
Precise sep
0.558
Constellation
Cassiopeia
SAO
4522
HIP
9097
Tycho2
4318-00993-1
HD
11609
BD
BD+71 111
Distance
181.16
Distance ly
590.94
last precise pa
272.5
last precise sep
0.558
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01572+7143 HDS 264 1991 1 284 0.5 7.30 10.78 A2 D 015711.06+714329.9
01572+7143 HDS 264 2009 2 274 0.6 7.30 10.78 A2 D 015711.06+714329.9
01572+7143 HDS 264 2011 6 273 0.6 7.30 10.78 A2 015711.06+714329.9

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