12550+5810 STF 1691 AB (HD 112311)
12h 54m 59.60s +58° 09' 37.6" P.A. 275.00 sep 18.5 mag 8.58,9.80 Sp F0IV dist. 24.2 pc (78.94 l.y.)
Coord 2000 |
12550+5810 |
|
Discov num |
STF1691 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 54 59.60 +58 09 37.6 |
|
Date first |
1830 |
|
Date last |
2017 |
|
Obs |
31 |
|
Pa first |
277 |
|
Pa last |
274.7 |
|
P.A. Now (θ) |
274.7° |
|
Sep first |
20.7 |
|
Sep last |
18.54 |
|
Sep. Now (ρ) |
18.54" |
|
Mag pri |
8.58 |
|
Mag sec |
9.80 |
|
delta mag (ΔM) |
1.22 |
|
Spectral class |
F0IV (yellow-white) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
-005 |
|
Pri motion dec |
-057 |
|
Sec motion dec |
-059 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.034 (< 0.3, Physical double)
This double is physical.
12550+5810 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 112311 |
28561 |
12 54 60 +58 09 38 |
STF 1691 AB |
2017 |
31 |
275 |
18.5 |
8.58 |
9.80 |
1.22 |
|
<=== |
Show |
|
28561 |
12 54 60 +58 09 38 |
STF 1691 AC |
2015 |
18 |
84 |
130.3 |
8.58 |
9.61 |
1.03 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 112311 |
|
Constellation |
Ursa Major |
|
SAO |
28561 |
|
HIP |
63028 |
|
Tycho2 |
3848-00075-1 |
|
Gaia DR2 |
1577303099958895360 |
|
HD |
112311 |
|
GC |
17538 |
|
BD |
BD+58 1402 |
|
Distance |
24.2 |
|
Distance ly |
78.94 |
|