20455+5401 HLD 41 AB (HD 198055)
20h 45m 29.03s +54° 00' 59.9" P.A. 225.00 sep 3.7 mag 8.62,12.40 Sp K0
| Coord 2000 |
20455+5401 |
|
Discov num |
HLD 41 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 45 29.03 +54 00 59.9 |
|
| Date first |
1881 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
238 |
|
Pa last |
224.7 |
|
P.A. Now (θ) |
224.7° |
|
| Sep first |
3.4 |
|
Sep last |
3.736 |
|
Sep. Now (ρ) |
3.736" |
|
| Mag pri |
8.62 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
3.78 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+025 |
|
Sec motion ra |
|
|
| Pri motion dec |
-027 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20455+5401 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 198055 |
32861 |
20 45 29 +54 00 60 |
HLD 41 AB |
2016 |
6 |
225 |
3.7 |
8.62 |
12.40 |
3.78 |
|
<=== |
| Show |
|
32861 |
20 45 29 +54 00 60 |
HLD 41 AC |
2015 |
12 |
262 |
9.6 |
8.62 |
11.10 |
2.48 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 198055 |
|
Constellation |
Cygnus |
|
SAO |
32861 |
|
Tycho2 |
3951-00784-1 |
|
| Gaia DR2 |
2182537010709115904 |
|
HD |
198055 |
|
