15149+3818 STF 1926 AB (HD 135631)
15h 14m 56.57s +38° 18' 04.0" P.A. 222.00 sep 0.3 mag 7.35,9.01 Sp F1V dist. 121.8 pc (397.31 l.y.)
Coord 2000 |
15149+3818 |
|
Discov num |
STF1926 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 14 56.57 +38 18 04.0 |
|
Date first |
1830 |
|
Date last |
2016 |
|
Obs |
95 |
|
Pa first |
261 |
|
Pa last |
221.7 |
|
P.A. Now (θ) |
221.7° |
|
Sep first |
1.6 |
|
Sep last |
0.318 |
|
Sep. Now (ρ) |
0.318" |
|
Mag pri |
7.35 |
|
Mag sec |
9.01 |
|
delta mag (ΔM) |
1.66 |
|
Spectral class |
F1V (yellow-white) |
|
Pri motion ra |
-034 |
|
Sec motion ra |
-034 |
|
Pri motion dec |
+048 |
|
Sec motion dec |
+048 |
|
Notes |
|
|
Nature of this double is uncertain.
15149+3818 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
64585 |
15 14 57 +38 18 04 |
GII 218 Aa,Ab |
2014 |
1 |
138 |
0.1 |
8.10 |
8.10 |
0.00 |
|
|
Show |
HD 135631 |
64585 |
15 14 57 +38 18 04 |
STF 1926 AB |
2016 |
95 |
222 |
0.3 |
7.35 |
9.01 |
1.66 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 135631 |
|
Constellation |
Bootes |
|
SAO |
64585 |
|
HIP |
74631 |
|
Tycho2 |
3045-00450-1 |
|
HD |
135631 |
|
GC |
20509 |
|
BD |
BD+38 2631 |
|
Distance |
121.8 |
|
Distance ly |
397.31 |
|