12550+4236 COU 1580 Ba,Bb
12h 55m 05.45s +42° 36' 34.9" P.A. 109.00 sep 0.4 mag 11.80,11.80 Sp F8
| Coord 2000 |
12550+4236 |
|
Discov num |
COU1580 |
|
Comp |
Ba,Bb |
|
Coord arcsec 2000 |
12 55 05.45 +42 36 34.9 |
|
| Date first |
1977 |
|
Date last |
2019 |
|
Obs |
11 |
|
| Pa first |
92 |
|
Pa last |
108.5 |
|
P.A. Now (θ) |
108.5° |
|
| Sep first |
0.4 |
|
Sep last |
0.44 |
|
Sep. Now (ρ) |
0.44" |
|
| Mag pri |
11.80 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
|
|
| Pri motion dec |
-015 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
12550+4236 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
12 55 02 +42 36 25 |
ES 2644 AB |
2017 |
15 |
75 |
39.7 |
10.88 |
11.01 |
0.13 |
|
|
| Show |
|
|
12 55 05 +42 36 35 |
COU 1580 Ba,Bb |
2019 |
11 |
109 |
0.4 |
11.80 |
11.80 |
0.00 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Canes Venatici |
|
Tycho2 |
3023-01933-1 |
|
