20244+2923 HO 457 AB (HD 194380)
20h 24m 21.08s +29° 22' 55.3" P.A. 61.00 sep 2.0 mag 9.08,9.18 Sp A0
| Coord 2000 |
20244+2923 |
|
Discov num |
HO 457 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 24 21.08 +29 22 55.3 |
|
| Date first |
1889 |
|
Date last |
2020 |
|
Obs |
51 |
|
| Pa first |
80 |
|
Pa last |
61.3 |
|
P.A. Now (θ) |
61.3° |
|
| Sep first |
1.5 |
|
Sep last |
1.98 |
|
Sep. Now (ρ) |
1.98" |
|
| Mag pri |
9.08 |
|
Mag sec |
9.18 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+007 |
|
Sec motion ra |
|
|
| Pri motion dec |
+003 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20244+2923 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 194380 |
|
20 24 21 +29 22 55 |
HO 457 AB |
2020 |
51 |
61 |
2.0 |
9.08 |
9.18 |
0.10 |
|
<=== |
| Show |
|
|
20 24 21 +29 22 55 |
HO 457 AC |
2002 |
5 |
268 |
28.0 |
9.08 |
14.00 |
4.92 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 194380 |
|
Constellation |
Vulpecula |
|
Tycho2 |
2168-00980-1 |
|
Gaia DR2 |
1860504004986507776 |
|
| HD |
194380 |
|