18549-1733 HJ 2843 AB,C
18h 54m 52.14s -17° 33' 10.3" P.A. 339.00 sep 22.0 mag 9.57,13.00 Sp K2
| Coord 2000 |
18549-1733 |
|
Discov num |
HJ 2843 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
18 54 52.14 -17 33 10.3 |
|
| Date first |
1831 |
|
Date last |
1999 |
|
Obs |
3 |
|
| Pa first |
350 |
|
Pa last |
339.1 |
|
P.A. Now (θ) |
339.1° |
|
| Sep first |
12.0 |
|
Sep last |
22.049 |
|
Sep. Now (ρ) |
22.049" |
|
| Mag pri |
9.57 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
3.43 |
|
Spectral class |
K2 (yellow-orange) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
rPM=1.597
This double is not physical.
18549-1733 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 54 52 -17 33 10 |
RST 3205 AB |
1991 |
5 |
300 |
0.5 |
10.23 |
10.17 |
0.06 |
|
|
| Show |
|
|
18 54 52 -17 33 10 |
HJ 2843 AB,C |
1999 |
3 |
339 |
22.0 |
9.57 |
13.00 |
3.43 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Gaia DR2 |
4086972788766155520 |
|
