20183+2002 HJ 912 AC
20h 18m 17.00s +20° 01' 42.9" P.A. 170.00 sep 89.6 mag 10.65,9.02
| Coord 2000 |
20183+2002 |
|
Discov num |
HJ 912 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 18 17.00 +20 01 42.9 |
|
| Date first |
1904 |
|
Date last |
2015 |
|
Obs |
14 |
|
| Pa first |
169 |
|
Pa last |
169.6 |
|
P.A. Now (θ) |
169.6° |
|
| Sep first |
86.6 |
|
Sep last |
89.645 |
|
Sep. Now (ρ) |
89.645" |
|
| Mag pri |
10.65 |
|
Mag sec |
9.02 |
|
delta mag (ΔM) |
1.63 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-031 |
|
| Notes |
|
|
rPM=0.945
This double is not physical.
20183+2002 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 18 17 +20 01 43 |
HJ 912 AB |
2015 |
18 |
78 |
5.1 |
10.65 |
10.53 |
0.12 |
|
|
| Show |
|
105942 |
20 18 17 +20 01 43 |
HJ 912 AC |
2015 |
14 |
170 |
89.6 |
10.65 |
9.02 |
1.63 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagitta |
|
SAO |
105942 |
|
Tycho2 |
1639-00598-1 |
|
Gaia DR2 |
1816588136189590656 |
|
| HD |
351846 |
|
