20419+1931 COU 226 AB (HD 197229)
20h 41m 51.24s +19° 31' 13.6" P.A. 53.00 sep 0.4 mag 8.00,8.30 Sp A2
| Coord 2000 |
20419+1931 |
|
Discov num |
COU 226 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 41 51.24 +19 31 13.6 |
|
| Date first |
1967 |
|
Date last |
2018 |
|
Obs |
28 |
|
| Pa first |
4 |
|
Pa last |
53 |
|
P.A. Now (θ) |
53° |
|
| Sep first |
0.3 |
|
Sep last |
0.419 |
|
Sep. Now (ρ) |
0.419" |
|
| Mag pri |
8.00 |
|
Mag sec |
8.30 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-017 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20419+1931 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 197229 |
106394 |
20 41 51 +19 31 14 |
COU 226 AB |
2018 |
28 |
53 |
0.4 |
8.00 |
8.30 |
0.30 |
|
<=== |
| Show |
|
|
20 41 51 +19 31 14 |
COU 226 AC |
2014 |
10 |
337 |
13.9 |
8.58 |
11.50 |
2.92 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 197229 |
|
Constellation |
Delphinus |
|
SAO |
106394 |
|
Tycho2 |
1642-00186-1 |
|
| HD |
197229 |
|
