20330-7119 I 1047 CD
20h 33m 23.71s -71° 18' 18.4" P.A. 55.00 sep 22.8 mag 9.29,12.40 Sp F8
| Coord 2000 |
20330-7119 |
|
Discov num |
I 1047 |
|
Comp |
CD |
|
Coord arcsec 2000 |
20 33 23.71 -71 18 18.4 |
|
| Date first |
1910 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
90 |
|
Pa last |
54.9 |
|
P.A. Now (θ) |
54.9° |
|
| Sep first |
22.0 |
|
Sep last |
22.82 |
|
Sep. Now (ρ) |
22.82" |
|
| Mag pri |
9.29 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
3.11 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
+038 |
|
| Pri motion dec |
+018 |
|
Sec motion dec |
-018 |
|
| Notes |
|
|
rPM=1.146
This double is not physical.
20330-7119 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
257820 |
20 33 02 -71 19 14 |
I 1047 AB |
2016 |
4 |
331 |
6.2 |
8.21 |
12.60 |
4.39 |
|
|
| Show |
HD 194835 |
257820 |
20 33 02 -71 19 14 |
HJ 5544 AC |
2015 |
14 |
62 |
118.7 |
8.21 |
9.29 |
1.08 |
|
|
| Show |
|
|
20 33 24 -71 18 18 |
I 1047 CD |
2015 |
4 |
55 |
22.8 |
9.29 |
12.40 |
3.11 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pavo |
|
Tycho2 |
9316-00686-1 |
|
Gaia DR2 |
6374398806399953664 |
|