01576+3134 BAR  21BC

 
 
01H 57M 33.02S +31 33' 58.7" P.A. 254 SEP 2.3 MAG 11.90,15.90
 
 
Coord 2000
01576+3134
Discov num
BAR  21
Comp
BC
Coord arcsec 2000
01 57 33.02 +31 33 58.7
Date first
1915
Date last
2015
Obs
2
Pa first
259
Pa last
254
P.A. Now (θ)
254°
Sep first
2.0
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
11.90
Mag sec
15.90
delta mag (ΔM)
4
Spectral class
Pri motion ra
-011
Sec motion ra
Pri motion dec
-021
Sec motion dec
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
253.5
last precise sep
2.343