21465+2210 HO 465 AB (HD 207147)
21h 46m 28.79s +22° 10' 28.1" P.A. 246.00 sep 44.5 mag 7.09,11.50 Sp A7IV dist. 167.22 pc (545.47 l.y.)
Coord 2000 |
21465+2210 |
|
Discov num |
HO 465 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 46 28.79 +22 10 28.1 |
|
Date first |
1893 |
|
Date last |
2012 |
|
Obs |
14 |
|
Pa first |
246 |
|
Pa last |
245.6 |
|
P.A. Now (θ) |
245.6° |
|
Sep first |
42.2 |
|
Sep last |
44.539 |
|
Sep. Now (ρ) |
44.539" |
|
Mag pri |
7.09 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
4.41 |
|
Spectral class |
A7IV (white) |
|
Pri motion ra |
+006 |
|
Sec motion ra |
-013 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-011 |
|
Notes |
|
|
rPM=1.154
This double is not physical.
21465+2210 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
89978 |
21 46 29 +22 10 28 |
HDS 3101 Aa,Ab |
2021 |
5 |
22 |
0.1 |
7.24 |
9.59 |
2.35 |
|
|
Show |
HD 207147 |
89978 |
21 46 29 +22 10 28 |
HO 465 AB |
2012 |
14 |
246 |
44.5 |
7.09 |
11.50 |
4.41 |
|
<=== |
Show |
|
|
21 46 26 +22 10 10 |
HO 465 BC |
2014 |
9 |
80 |
4.9 |
11.50 |
13.20 |
1.70 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 207147 |
|
Constellation |
Pegasus |
|
SAO |
89978 |
|
HIP |
107512 |
|
Tycho2 |
1678-01260-1 |
|
Gaia DR2 |
1793377411355966592 |
|
HD |
207147 |
|
GC |
30488 |
|
BD |
BD+21 4615 |
|
Distance |
167.22 |
|
Distance ly |
545.47 |
|