20178+0612 AG 251 AC
20h 17m 46.09s +06° 11' 37.8" P.A. 221.00 sep 87.7 mag 8.61,12.11 Sp A3
| Coord 2000 |
20178+0612 |
|
Discov num |
AG 251 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 17 46.09 +06 11 37.8 |
|
| Date first |
1911 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
223 |
|
Pa last |
221.1 |
|
P.A. Now (θ) |
221.1° |
|
| Sep first |
87.6 |
|
Sep last |
87.651 |
|
Sep. Now (ρ) |
87.651" |
|
| Mag pri |
8.61 |
|
Mag sec |
12.11 |
|
delta mag (ΔM) |
3.5 |
|
Spectral class |
A3 (white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
+004 |
|
Sec motion dec |
-014 |
|
| Notes |
|
|
rPM=1.349
This double is not physical.
20178+0612 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 192994 |
|
20 17 46 +06 11 38 |
AG 251 AB |
2016 |
27 |
185 |
7.3 |
8.61 |
10.00 |
1.39 |
|
|
| Show |
|
|
20 17 46 +06 11 38 |
AG 251 AC |
2015 |
8 |
221 |
87.7 |
8.61 |
12.11 |
3.50 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquila |
|
Tycho2 |
0508-02203-1 |
|
Gaia DR2 |
4249399617137656576 |
|
HD |
192994 |
|
