17039+5314 STTA 151 AB (HD 154650)
17h 03m 55.75s +53° 13' 52.4" P.A. 171.00 sep 88.4 mag 7.93,9.34 Sp K0 dist. 274.73 pc (896.17 l.y.)
| Coord 2000 |
17039+5314 |
|
Discov num |
STTA151 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 03 55.75 +53 13 52.4 |
|
| Date first |
1875 |
|
Date last |
2015 |
|
Obs |
26 |
|
| Pa first |
173 |
|
Pa last |
171.4 |
|
P.A. Now (θ) |
171.4° |
|
| Sep first |
78.2 |
|
Sep last |
88.42 |
|
Sep. Now (ρ) |
88.42" |
|
| Mag pri |
7.93 |
|
Mag sec |
9.34 |
|
delta mag (ΔM) |
1.41 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
+018 |
|
| Pri motion dec |
+034 |
|
Sec motion dec |
-031 |
|
| Notes |
W
|
|
rPM=1.874
This double is not physical.
17039+5314 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
30225 |
17 03 56 +53 13 52 |
MLR 603 Aa,Ab |
2012 |
4 |
347 |
0.4 |
8.09 |
10.54 |
2.45 |
|
|
| Show |
HD 154650 |
30225 |
17 03 56 +53 13 52 |
STTA 151 AB |
2015 |
26 |
171 |
88.4 |
7.93 |
9.34 |
1.41 |
|
<=== |
| Show |
|
|
17 03 57 +53 12 27 |
STTA 151 BC |
2015 |
7 |
356 |
22.4 |
9.32 |
12.40 |
3.08 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 154650 |
|
Constellation |
Draco |
|
SAO |
30225 |
|
HIP |
83501 |
|
| Tycho2 |
3886-00907-1 |
|
Gaia DR2 |
1419786346902433024 |
|
HD |
154650 |
|
BD |
BD+53 1915 |
|
| Distance |
274.73 |
|
Distance ly |
896.17 |
|
