23079+3128 BU 78 AB (HD 218472)
23h 07m 55.22s +31° 27' 31.7" P.A. 53.00 sep 18.6 mag 7.47,11.09 Sp A5V dist. 92.25 pc (300.92 l.y.)
| Coord 2000 |
23079+3128 |
|
Discov num |
BU 78 |
|
Comp |
AB |
|
Coord arcsec 2000 |
23 07 55.22 +31 27 31.7 |
|
| Date first |
1895 |
|
Date last |
2016 |
|
Obs |
21 |
|
| Pa first |
55 |
|
Pa last |
53.4 |
|
P.A. Now (θ) |
53.4° |
|
| Sep first |
18.3 |
|
Sep last |
18.58 |
|
Sep. Now (ρ) |
18.58" |
|
| Mag pri |
7.47 |
|
Mag sec |
11.09 |
|
delta mag (ΔM) |
3.62 |
|
Spectral class |
A5V (white) |
|
| Pri motion ra |
+025 |
|
Sec motion ra |
+025 |
|
| Pri motion dec |
-025 |
|
Sec motion dec |
-024 |
|
| Notes |
V
W
(Proper motion indicates physical, ) |
|
rPM=0.028 (< 0.3, Physical double)
This double is physical.
23079+3128 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 218472 |
73021 |
23 07 55 +31 27 32 |
BU 78 AB |
2016 |
21 |
53 |
18.6 |
7.47 |
11.09 |
3.62 |
|
<=== |
| Show |
|
73021 |
23 07 55 +31 27 32 |
BU 78 AC |
2015 |
13 |
58 |
47.5 |
7.47 |
12.27 |
4.80 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 218472 |
|
Constellation |
Pegasus |
|
SAO |
73021 |
|
HIP |
114224 |
|
| Tycho2 |
2751-00021-1 |
|
Gaia DR2 |
1886648089387929856 |
|
HD |
218472 |
|
GC |
32222 |
|
| BD |
BD+30 4881 |
|
Distance |
92.25 |
|
Distance ly |
300.92 |
|
