01576+3134 STF 187AB

 
 
01h 57m 33.16s +31 34' 09.9" P.A. 189 sep 10.9 mag 9.68,11.90 Sp G5
 
 
Coord 2000
01576+3134
Discov num
STF 187
Comp
AB
Coord arcsec 2000
01 57 33.16 +31 34 09.9
Date first
1906
Date last
2015
Obs
9
Pa first
180
Pa last
189
P.A. Now (θ)
189°
Sep first
13.1
Sep last
10.9
Sep. Now (ρ)
10.9"
Mag pri
9.68
Mag sec
11.90
delta mag (ΔM)
2.22
Spectral class
G5 (yellow)
Pri motion ra
-004
Sec motion ra
-010
Pri motion dec
-046
Sec motion dec
-020
Notes
Nature of this double is uncertain.
 
 
01576+3134 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 55133 01576+3134 STF 187 AB 1906 2015 9 189 10.9 9.68 11.90 2.22 <===
Show 55133 01576+3134 BAR 21 AD 1951 2015 6 244 19.8 9.68 15.50 5.82
Show 55133 01576+3134 BAR 21 BC 1915 2015 2 254 2.3 11.90 15.90 4.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Triangulum
SAO
55133
Tycho2
2308-01036-1
last precise pa
189.4
last precise sep
10.91
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01576+3134 STF 187 AB 1999 5 190 11.2 9.68 11.90 G5 D 015733.16+313409.9
01576+3134 STF 187 AB 2001 6 189 11.3 9.68 11.90 G5 D 015733.16+313409.9
01576+3134 STF 187 AB 2011 7 190 11.0 9.68 11.90 G5 D 015733.16+313409.9
01576+3134 STF 187 AB 2012 8 190 11.0 9.68 11.90 G5 D 015733.16+313409.9
01576+3134 STF 187 AB 2015 9 189 10.9 9.68 11.90 G5 015733.16+313409.9

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