15379+3006 STF 1963 AB (HD 139569)
15h 37m 53.73s +30° 06' 10.4" P.A. 298.00 sep 5.2 mag 8.54,8.85 Sp F8 dist. 75.87 pc (247.49 l.y.)
Coord 2000 |
15379+3006 |
|
Discov num |
STF1963 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 37 53.73 +30 06 10.4 |
|
Date first |
1829 |
|
Date last |
2019 |
|
Obs |
130 |
|
Pa first |
291 |
|
Pa last |
298.2 |
|
P.A. Now (θ) |
298.2° |
|
Sep first |
4.2 |
|
Sep last |
5.188 |
|
Sep. Now (ρ) |
5.188" |
|
Mag pri |
8.54 |
|
Mag sec |
8.85 |
|
delta mag (ΔM) |
0.31 |
|
Spectral class |
F8 (yellow-white) |
|
Pri motion ra |
-023 |
|
Sec motion ra |
-042 |
|
Pri motion dec |
+023 |
|
Sec motion dec |
+038 |
|
Notes |
N
(See Notes) |
|
rPM=0.427
Nature of this double is uncertain.
15379+3006 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 139569 |
64818 |
15 37 54 +30 06 10 |
STF 1963 AB |
2019 |
130 |
298 |
5.2 |
8.54 |
8.85 |
0.31 |
|
<=== |
Show |
|
64818 |
15 37 54 +30 06 10 |
STF 1963 AC |
2017 |
9 |
116 |
32.4 |
8.54 |
13.58 |
5.04 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 139569 |
|
Constellation |
Corona Borealis |
|
SAO |
64818 |
|
HIP |
76536 |
|
Tycho2 |
2571-00621-1 |
|
Gaia DR2 |
1273174236640553344 |
|
HD |
139569 |
|
GC |
21028 |
|
BD |
BD+30 2684 |
|
Distance |
75.87 |
|
Distance ly |
247.49 |
|