20127+2430 POU 4273 AB (HD 339840)
20h 12m 41.08s +24° 30' 26.6" P.A. 234.00 sep 8.0 mag 10.95,12.16
| Coord 2000 |
20127+2430 |
|
Discov num |
POU4273 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 12 41.08 +24 30 26.6 |
|
| Date first |
1892 |
|
Date last |
2016 |
|
Obs |
12 |
|
| Pa first |
234 |
|
Pa last |
233.8 |
|
P.A. Now (θ) |
233.8° |
|
| Sep first |
7.8 |
|
Sep last |
7.987 |
|
Sep. Now (ρ) |
7.987" |
|
| Mag pri |
10.95 |
|
Mag sec |
12.16 |
|
delta mag (ΔM) |
1.21 |
|
Spectral class |
|
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
+001 |
|
| Notes |
|
|
rPM=0.243 (< 0.3, Physical double)
This double is physical.
20127+2430 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 339840 |
|
20 12 41 +24 30 27 |
POU 4273 AB |
2016 |
12 |
234 |
8.0 |
10.95 |
12.16 |
1.21 |
|
<=== |
| Show |
|
|
20 12 41 +24 30 27 |
POU 4274 AC |
2015 |
9 |
9 |
13.4 |
10.95 |
13.91 |
2.96 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 339840 |
|
Constellation |
Vulpecula |
|
Tycho2 |
2158-00369-1 |
|
Gaia DR2 |
1833699148464421376 |
|
| HD |
339840 |
|
