20064+1802 HJ 2931 AB
20h 06m 24.26s +18° 02' 39.2" P.A. 312.00 sep 6.6 mag 11.54,13.00
| Coord 2000 |
20064+1802 |
|
Discov num |
HJ 2931 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 06 24.26 +18 02 39.2 |
|
| Date first |
1831 |
|
Date last |
2016 |
|
Obs |
13 |
|
| Pa first |
316 |
|
Pa last |
311.8 |
|
P.A. Now (θ) |
311.8° |
|
| Sep first |
3.0 |
|
Sep last |
6.594 |
|
Sep. Now (ρ) |
6.594" |
|
| Mag pri |
11.54 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
1.46 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=0.485
Nature of this double is uncertain.
20064+1802 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 06 24 +18 02 39 |
HJ 2931 AB |
2016 |
13 |
312 |
6.6 |
11.54 |
13.00 |
1.46 |
|
<=== |
| Show |
|
|
20 06 24 +18 02 39 |
DOO 80 AC |
2015 |
8 |
207 |
14.5 |
11.54 |
14.20 |
2.66 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagitta |
|
Tycho2 |
1621-01884-1 |
|
Gaia DR2 |
1821878230233310208 |
|
HD |
351504 |
|
