19366+4327 ES 490 BC
19h 36m 35.38s +43° 26' 47.8" P.A. 180.00 sep 3.6 mag 10.22,11.40
| Coord 2000 |
19366+4327 |
|
Discov num |
ES 490 |
|
Comp |
BC |
|
Coord arcsec 2000 |
19 36 35.38 +43 26 47.8 |
|
| Date first |
1893 |
|
Date last |
2021 |
|
Obs |
6 |
|
| Pa first |
170 |
|
Pa last |
179.8 |
|
P.A. Now (θ) |
179.8° |
|
| Sep first |
3.4 |
|
Sep last |
3.6 |
|
Sep. Now (ρ) |
3.6" |
|
| Mag pri |
10.22 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
1.18 |
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
|
|
| Pri motion dec |
+007 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
19366+4327 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 36 39 +43 27 35 |
ES 490 AB |
2021 |
9 |
223 |
64.1 |
10.15 |
10.22 |
0.07 |
|
|
| Show |
|
|
19 36 39 +43 27 35 |
ES 490 AD |
2015 |
8 |
226 |
18.3 |
10.15 |
14.42 |
4.27 |
|
|
| Show |
|
|
19 36 35 +43 26 48 |
ES 490 BC |
2021 |
6 |
180 |
3.6 |
10.22 |
11.40 |
1.18 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3147-01317-1 |
|
Gaia DR2 |
2078189268425309952 |
|
