12574+3022 STF1696

 
 
12h 57m 24.25s +30 22' 15.5" P.A. 204.00 sep 3.7 mag 9.38,9.51 Sp F4 dist. 197.24 pc (643.4 l.y.)
 
 
Coord 2000
12574+3022
Discov num
STF1696
Comp
Coord arcsec 2000
12 57 24.25 +30 22 15.5
Date first
1830
Date last
2017
Obs
50
Pa first
199
Pa last
204
P.A. Now (θ)
204°
Sep first
3.7
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
9.38
Mag sec
9.51
delta mag (ΔM)
0.13
Spectral class
F4 (yellow-white)
Pri motion ra
-017
Sec motion ra
-020
Pri motion dec
+002
Sec motion dec
-006
Notes
rPM=0.409
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
203.7
Precise sep
3.651
Constellation
Coma Berenices
SAO
63265
HIP
63231
Tycho2
2532-00569-1
Gaia DR2
14874317440
HD
112571
BD
BD+31 2425
Distance
197.24
Distance ly
643.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12574+3022 STF1696 2005 41 204 3.6 9.38 9.51 F4 D 125724.25+302215.5
12574+3022 STF1696 2010 42 204 3.6 9.38 9.51 F4 D 125724.25+302215.5
12574+3022 STF1696 2011 44 204 3.7 9.38 9.51 F4 D 125724.25+302215.5
12574+3022 STF1696 2013 44 204 3.6 9.38 9.51 F4 D 125724.25+302215.5
12574+3022 STF1696 2014 45 203 3.5 9.38 9.51 F4 D 125724.25+302215.5
12574+3022 STF1696 2017 47 204 3.7 9.38 9.51 F4 125724.25+302215.5

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