20256-5644 HJ 5193 AB (Peacock)
20h 25m 38.85s -56° 44' 06.3" P.A. 80.00 sep 249.4 mag 1.90,9.14 Sp B2IV dist. 54.82 pc (178.82 l.y.)
| Coord 2000 |
20256-5644 |
|
Discov num |
HJ 5193 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 25 38.85 -56 44 06.3 |
|
| Date first |
1879 |
|
Date last |
2008 |
|
Obs |
7 |
|
| Pa first |
85 |
|
Pa last |
80.2 |
|
P.A. Now (θ) |
80.2° |
|
| Sep first |
245.4 |
|
Sep last |
249.4 |
|
Sep. Now (ρ) |
249.4" |
|
| Mag pri |
1.90 |
|
Mag sec |
9.14 |
|
delta mag (ΔM) |
7.24 |
|
Spectral class |
B2IV (blue-white) |
|
| Pri motion ra |
+007 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-086 |
|
Sec motion dec |
-021 |
|
| Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=0.753
This double is not physical.
20256-5644 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Peacock |
246574 |
20 25 39 -56 44 06 |
HJ 5193 AB |
2008 |
7 |
80 |
249.4 |
1.90 |
9.14 |
7.24 |
|
<=== |
| Show |
|
246574 |
20 25 39 -56 44 06 |
HJ 5193 AC |
2010 |
3 |
77 |
244.4 |
1.90 |
9.70 |
7.80 |
|
|
| Show |
|
246574 |
20 25 39 -56 44 06 |
HJ 5193 AD |
2010 |
3 |
254 |
62.3 |
1.90 |
9.70 |
7.80 |
|
|
| Show |
|
|
20 26 09 -56 43 24 |
HJ 5193 BC |
2010 |
10 |
332 |
16.7 |
9.14 |
9.70 |
0.56 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Common name |
Peacock |
|
Var name |
NSV13060 Pav |
|
Constellation |
Pavo |
|
SAO |
246574 |
|
| HIP |
100751 |
|
Tycho2 |
8785-01898-1 |
|
Gaia DR2 |
6468936087465816064 |
|
HD |
193924 |
|
| HR |
7790 |
|
GC |
28374 |
|
CP |
CP-57 9674 |
|
Bayer |
Alpha Pavonis |
|
| Bayer name |
Alp Pav |
|
FK5 |
764 |
|
Distance |
54.82 |
|
Distance ly |
178.82 |
|
| Bayer greek |
α Pav |
|
