20028+2331 POU 4188 AB
20h 02m 44.78s +23° 31' 21.0" P.A. 313.00 sep 16.6 mag 10.54,14.00
| Coord 2000 |
20028+2331 |
|
Discov num |
POU4188 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 02 44.78 +23 31 21.0 |
|
| Date first |
1898 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
328 |
|
Pa last |
313.4 |
|
P.A. Now (θ) |
313.4° |
|
| Sep first |
15.6 |
|
Sep last |
16.598 |
|
Sep. Now (ρ) |
16.598" |
|
| Mag pri |
10.54 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
3.46 |
|
Spectral class |
|
|
| Pri motion ra |
+057 |
|
Sec motion ra |
|
|
| Pri motion dec |
+050 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20028+2331 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 02 45 +23 31 21 |
POU 4188 AB |
2015 |
8 |
313 |
16.6 |
10.54 |
14.00 |
3.46 |
|
<=== |
| Show |
|
|
20 02 45 +23 31 21 |
BKO 756 AC |
2015 |
8 |
296 |
16.9 |
10.50 |
13.50 |
3.00 |
|
|
| Show |
|
|
20 02 44 +23 31 34 |
BKO 756 BC |
2015 |
7 |
218 |
5.2 |
14.00 |
13.50 |
0.50 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2141-00911-1 |
|
Gaia DR2 |
1833312154739971840 |
|
HD |
345559 |
|
