19162+1534 KU 57 AB (HD 231028)
19h 16m 14.48s +15° 33' 31.4" P.A. 230.00 sep 10.2 mag 9.71,10.40 Sp K0
| Coord 2000 |
19162+1534 |
|
Discov num |
KU 57 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 16 14.48 +15 33 31.4 |
|
| Date first |
1897 |
|
Date last |
2018 |
|
Obs |
20 |
|
| Pa first |
230 |
|
Pa last |
229.8 |
|
P.A. Now (θ) |
229.8° |
|
| Sep first |
9.7 |
|
Sep last |
10.23 |
|
Sep. Now (ρ) |
10.23" |
|
| Mag pri |
9.71 |
|
Mag sec |
10.40 |
|
delta mag (ΔM) |
0.69 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
-019 |
|
Sec motion ra |
-023 |
|
| Pri motion dec |
-077 |
|
Sec motion dec |
-078 |
|
| Notes |
|
|
rPM=0.051 (< 0.3, Physical double)
This double is physical.
19162+1534 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 16 14 +15 33 31 |
GKM 9419 Aa,Ab |
2022 |
1 |
240 |
0.1 |
9.70 |
10.80 |
1.10 |
|
|
| Show |
HD 231028 |
|
19 16 14 +15 33 31 |
KU 57 AB |
2018 |
20 |
230 |
10.2 |
9.71 |
10.40 |
0.69 |
|
<=== |
| Show |
|
|
19 16 14 +15 33 31 |
KU 57 AC |
2016 |
13 |
126 |
36.2 |
9.71 |
11.67 |
1.96 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 231028 |
|
Constellation |
Aquila |
|
Tycho2 |
1599-03294-1 |
|
Gaia DR2 |
4320952230454625536 |
|
| HD |
231028 |
|
