20255+4006 POP 224 AD
20h 25m 31.16s +40° 05' 50.8" P.A. 98.00 sep 71.2 mag 8.15,11.58 Sp F8V
| Coord 2000 |
20255+4006 |
|
Discov num |
POP 224 |
|
Comp |
AD |
|
Coord arcsec 2000 |
20 25 31.16 +40 05 50.8 |
|
| Date first |
1928 |
|
Date last |
2009 |
|
Obs |
6 |
|
| Pa first |
97 |
|
Pa last |
97.5 |
|
P.A. Now (θ) |
97.5° |
|
| Sep first |
77.6 |
|
Sep last |
71.2 |
|
Sep. Now (ρ) |
71.2" |
|
| Mag pri |
8.15 |
|
Mag sec |
11.58 |
|
delta mag (ΔM) |
3.43 |
|
Spectral class |
F8V (yellow-white) |
|
| Pri motion ra |
+092 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
+019 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
rPM=1.064
This double is not physical.
20255+4006 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 194685 |
70001 |
20 25 31 +40 05 51 |
D 22 AB |
2016 |
72 |
163 |
2.9 |
8.15 |
9.48 |
1.33 |
|
|
| Show |
|
70001 |
20 25 31 +40 05 51 |
D 22 AC |
1998 |
5 |
114 |
18.1 |
8.15 |
13.20 |
5.05 |
|
|
| Show |
|
70001 |
20 25 31 +40 05 51 |
POP 224 AD |
2009 |
6 |
98 |
71.2 |
8.15 |
11.58 |
3.43 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
70001 |
|
Tycho2 |
3156-00437-1 |
|
Gaia DR2 |
2067478101017759616 |
|
| HD |
194685 |
|
