23072+6050 BU 180 AB,C (HD 218439)
23h 07m 09.99s +60° 49' 57.1" P.A. 104.00 sep 34.5 mag 7.64,10.70 Sp A5IV dist. 255.75 pc (834.26 l.y.)
| Coord 2000 |
23072+6050 |
|
Discov num |
BU 180 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
23 07 09.99 +60 49 57.1 |
|
| Date first |
1873 |
|
Date last |
2016 |
|
Obs |
16 |
|
| Pa first |
100 |
|
Pa last |
103.9 |
|
P.A. Now (θ) |
103.9° |
|
| Sep first |
40.0 |
|
Sep last |
34.49 |
|
Sep. Now (ρ) |
34.49" |
|
| Mag pri |
7.64 |
|
Mag sec |
10.70 |
|
delta mag (ΔM) |
3.06 |
|
Spectral class |
A5IV (white) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-013 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
rPM=0.644
Nature of this double is uncertain.
23072+6050 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
20432 |
23 07 10 +60 49 57 |
BU 180 AB |
2016 |
46 |
134 |
0.5 |
7.95 |
9.23 |
1.28 |
Y |
|
| Show |
HD 218439 |
20432 |
23 07 10 +60 49 57 |
BU 180 AB,C |
2016 |
16 |
104 |
34.5 |
7.64 |
10.70 |
3.06 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 218439 |
|
Constellation |
Cepheus |
|
SAO |
20432 |
|
HIP |
114161 |
|
| Tycho2 |
4278-00668-1 |
|
Gaia DR2 |
2014819358131368960 |
|
HD |
218439 |
|
BD |
BD+60 2482 |
|
| Distance |
255.75 |
|
Distance ly |
834.26 |
|
