17131+5408 STF 2146 AC
17h 13m 06.26s +54° 08' 20.9" P.A. 234.00 sep 89.3 mag 8.36,8.87 Sp F0+G5 dist. 108.81 pc (354.94 l.y.)
Coord 2000 |
17131+5408 |
|
Discov num |
STF2146 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 13 06.26 +54 08 20.9 |
|
Date first |
1901 |
|
Date last |
2016 |
|
Obs |
26 |
|
Pa first |
231 |
|
Pa last |
234.1 |
|
P.A. Now (θ) |
234.1° |
|
Sep first |
88.8 |
|
Sep last |
89.258 |
|
Sep. Now (ρ) |
89.258" |
|
Mag pri |
8.36 |
|
Mag sec |
8.87 |
|
delta mag (ΔM) |
0.51 |
|
Spectral class |
F0+G5 (yellow-white/yellow) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
-024 |
|
Pri motion dec |
+066 |
|
Sec motion dec |
+102 |
|
Notes |
W
|
|
rPM=0.418
Nature of this double is uncertain.
17131+5408 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 12 58 +54 07 21 |
STF 2146 AB |
2015 |
1 |
224 |
2.6 |
8.71 |
10.56 |
1.85 |
|
|
Show |
|
30297 |
17 13 06 +54 08 21 |
STF 2146 AC |
2016 |
26 |
234 |
89.3 |
8.36 |
8.87 |
0.51 |
|
<=== |
Show |
|
30297 |
17 12 58 +54 07 28 |
STF 2146 CD |
2018 |
33 |
225 |
2.8 |
8.87 |
10.50 |
1.63 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
SAO |
30297 |
|
HIP |
84236 |
|
Tycho2 |
3887-01068-1 |
|
Gaia DR2 |
1419938560543496192 |
|
HD |
156162 |
|
BD |
BD+54 1869 |
|
Distance |
108.81 |
|
Distance ly |
354.94 |
|