12289+2555 BU 1080 BD
12h 28m 44.56s +25° 53' 57.5" P.A. 284.00 sep 192.9 mag 6.64,11.63 Sp Am dist. 68.4 pc (223.12 l.y.)
Coord 2000 |
12289+2555 |
|
Discov num |
BU 1080 |
|
Comp |
BD |
|
Coord arcsec 2000 |
12 28 44.56 +25 53 57.5 |
|
Date first |
1896 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
285 |
|
Pa last |
283.9 |
|
P.A. Now (θ) |
283.9° |
|
Sep first |
194.4 |
|
Sep last |
192.908 |
|
Sep. Now (ρ) |
192.908" |
|
Mag pri |
6.64 |
|
Mag sec |
11.63 |
|
delta mag (ΔM) |
4.99 |
|
Spectral class |
Am (white) |
|
Pri motion ra |
-020 |
|
Sec motion ra |
-006 |
|
Pri motion dec |
-016 |
|
Sec motion dec |
-028 |
|
Notes |
N
(See Notes) |
|
rPM=0.644
Nature of this double is uncertain.
12289+2555 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
17 Com |
82330 |
12 28 55 +25 54 46 |
STFA 21 AB |
2018 |
49 |
251 |
146.4 |
5.23 |
6.64 |
1.41 |
|
|
Show |
|
82330 |
12 28 55 +25 54 46 |
BU 1080 AD |
2015 |
7 |
270 |
324.0 |
5.23 |
11.63 |
6.40 |
|
|
Show |
|
82330 |
12 28 55 +25 54 46 |
SLE 898 AE |
2015 |
4 |
270 |
447.4 |
5.23 |
13.60 |
8.37 |
|
|
Show |
|
82330 |
12 28 55 +25 54 46 |
SLE 898 AF |
2015 |
4 |
145 |
125.5 |
5.23 |
13.92 |
8.69 |
|
|
Show |
|
82328 |
12 28 45 +25 53 58 |
BU 1080 BC |
2015 |
5 |
180 |
1.4 |
6.64 |
13.70 |
7.06 |
|
|
Show |
|
82328 |
12 28 45 +25 53 58 |
BU 1080 BD |
2015 |
7 |
284 |
192.9 |
6.64 |
11.63 |
4.99 |
|
<=== |
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Coma Berenices |
|
SAO |
82328 |
|
HIP |
60891 |
|
Tycho2 |
1989-03208-1 |
|
Gaia DR2 |
3960724286666918016 |
|
HD |
108651 |
|
HR |
4751 |
|
GC |
17007 |
|
ADS |
8568 |
|
BD |
BD+26 2353 |
|
Flamsteed |
17 Comae Berenices |
|
Flamsteed name |
17 Com |
|
Distance |
68.4 |
|
Distance ly |
223.12 |
|