17131+5408 STF 2146 AB
17h 12m 58.26s +54° 07' 20.9" P.A. 224.00 sep 2.6 mag 8.71,10.56 Sp ms ms
Coord 2000 |
17131+5408 |
|
Discov num |
STF2146 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 12 58.26 +54 07 20.9 |
|
Date first |
2015 |
|
Date last |
2015 |
|
Obs |
1 |
|
Pa first |
224 |
|
Pa last |
224.3 |
|
P.A. Now (θ) |
224.3° |
|
Sep first |
2.6 |
|
Sep last |
2.636 |
|
Sep. Now (ρ) |
2.636" |
|
Mag pri |
8.71 |
|
Mag sec |
10.56 |
|
delta mag (ΔM) |
1.85 |
|
Spectral class |
ms ms |
|
Pri motion ra |
-024 |
|
Sec motion ra |
-030 |
|
Pri motion dec |
+102 |
|
Sec motion dec |
+099 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.064 (< 0.3, Physical double)
This double is physical.
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 |
|
Gaia DR2 |
1419938560543496192 |
|