20409-4224 I 1121 BC
20h 40m 54.05s -42° 23' 38.4" P.A. 243.00 sep 9.3 mag 10.40,12.80
| Coord 2000 |
20409-4224 |
|
Discov num |
I 1121 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 40 54.05 -42 23 38.4 |
|
| Date first |
1901 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
248 |
|
Pa last |
243.2 |
|
P.A. Now (θ) |
243.2° |
|
| Sep first |
5.5 |
|
Sep last |
9.331 |
|
Sep. Now (ρ) |
9.331" |
|
| Mag pri |
10.40 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
2.4 |
|
Spectral class |
|
|
| Pri motion ra |
+015 |
|
Sec motion ra |
-032 |
|
| Pri motion dec |
+015 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
rPM=1.577
This double is not physical.
20409-4224 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 196748 |
230321 |
20 40 56 -42 23 48 |
HJ 5211 AB |
2016 |
16 |
299 |
20.0 |
6.26 |
10.10 |
3.84 |
|
|
| Show |
|
|
20 40 54 -42 23 38 |
I 1121 BC |
2015 |
6 |
243 |
9.3 |
10.40 |
12.80 |
2.40 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Microscopium |
|
Gaia DR2 |
6677814984318767616 |
|
