01572+1858 STF 189

 
 
01h 57m 09.47s +18 57' 32.2" P.A. 269 sep 9 mag 9.88,10.97 Sp K7
 
 
Coord 2000
01572+1858
Discov num
STF 189
Comp
Coord arcsec 2000
01 57 09.47 +18 57 32.2
Date first
1829
Date last
2013
Obs
21
Pa first
270
Pa last
269
P.A. Now (θ)
269°
Sep first
8.5
Sep last
9.0
Sep. Now (ρ)
9"
Mag pri
9.88
Mag sec
10.97
delta mag (ΔM)
1.09
Spectral class
K7 (yellow-orange)
Pri motion ra
-014
Sec motion ra
-012
Pri motion dec
-014
Sec motion dec
-014
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Aries
SAO
92717
Tycho2
1209-00301-1
last precise pa
268.5
last precise sep
9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01572+1858 STF 189 1998 17 269 9.0 9.88 10.97 K7 D 015709.47+185732.2
01572+1858 STF 189 2010 18 269 8.8 9.88 10.97 K7 D 015709.47+185732.2
01572+1858 STF 189 2013 20 269 9.0 9.88 10.97 K7 015709.47+185732.2

If you need more information about this double, apply for a data request form to the WDS.