12411+6831 STF1671AB

 
 
12h 41m 04.48s +68 30' 57.9" P.A. 201 sep 29 mag 9.30,11.04 Sp F2V dist. 165.02 pc (538.3 l.y.)
 
 
Coord 2000
12411+6831
Discov num
STF1671
Comp
AB
Coord arcsec 2000
12 41 04.48 +68 30 57.9
Date first
1898
Date last
2015
Obs
12
Pa first
201
Pa last
201
P.A. Now (θ)
201°
Sep first
29.0
Sep last
29.0
Sep. Now (ρ)
29"
Mag pri
9.30
Mag sec
11.04
delta mag (ΔM)
1.74
Spectral class
F2V (yellow-white)
Pri motion ra
-005
Sec motion ra
-004
Pri motion dec
-008
Sec motion dec
-009
Notes
U W (Proper motion indicates non-physical, )
rPM=0.144 (< 0.3, Physical double)
This double is not physical.
 
 
12411+6831 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15868 12411+6831 STF1671 AB 1898 2015 12 201 29.0 9.30 11.04 1.74 <===
Show 15868 12411+6831 STF1671 AC 1898 2011 11 153 38.7 9.30 11.04 1.74
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
200.8
Precise sep
28.988
Cdsa2 id
STF 1671 AB
Constellation
Draco
SAO
15868
HIP
61900
Tycho2
4394-01444-1
BD
BD+69 673
Ra deg
12.684577777777777
De deg
68.51608333333333
Distance
165.02
Distance ly
538.3
last precise pa
200.8
last precise sep
28.988
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12411+6831 STF1671 AB 1999 9 201 29.0 9.30 11.04 F2V D 124104.48+683057.9
12411+6831 STF1671 AB 2011 10 201 29.0 9.30 11.04 F2V UD 124104.48+683057.9
12411+6831 STF1671 AB 2015 12 201 29.0 9.30 11.04 F2V UW 124104.48+683057.9

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