01584+2547 A  2011

 
 
01h 58m 23.72s +25 47' 23.7" P.A. 297 sep 3.7 mag 8.70,13.70 Sp G2V dist. 62.42 pc (203.61 l.y.)
 
 
Coord 2000
01584+2547
Discov num
A  2011
Comp
Coord arcsec 2000
01 58 23.72 +25 47 23.7
Date first
1909
Date last
2017
Obs
7
Pa first
291
Pa last
297
P.A. Now (θ)
297°
Sep first
3.3
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
8.70
Mag sec
13.70
delta mag (ΔM)
5
Spectral class
G2V (yellow)
Pri motion ra
-025
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
296.6
Precise sep
3.74
Constellation
Triangulum
SAO
75058
HIP
9197
Tycho2
1760-01428-1
BD
BD+25 333
Distance
62.42
Distance ly
203.61
last precise pa
296.6
last precise sep
3.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01584+2547 A 2011 1987 4 295 3.7 8.80 13.70 G2V 015823.72+254723.7
01584+2547 A 2011 2004 5 293 3.5 8.80 13.70 G2V 015823.72+254723.7
01584+2547 A 2011 2017 7 297 3.7 8.70 13.70 G2V N 015823.72+254723.7

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