17161+6043 STF 2155 AB (HD 156890)
17h 16m 04.88s +60° 42' 49.7" P.A. 113.00 sep 10.0 mag 6.93,9.97 Sp F3III dist. 182.48 pc (595.25 l.y.)
Coord 2000 |
17161+6043 |
|
Discov num |
STF2155 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 16 04.88 +60 42 49.7 |
|
Date first |
1830 |
|
Date last |
2018 |
|
Obs |
33 |
|
Pa first |
116 |
|
Pa last |
112.7 |
|
P.A. Now (θ) |
112.7° |
|
Sep first |
9.6 |
|
Sep last |
9.96 |
|
Sep. Now (ρ) |
9.96" |
|
Mag pri |
6.93 |
|
Mag sec |
9.97 |
|
delta mag (ΔM) |
3.04 |
|
Spectral class |
F3III (yellow-white) |
|
Pri motion ra |
+004 |
|
Sec motion ra |
+006 |
|
Pri motion dec |
+038 |
|
Sec motion dec |
+039 |
|
Notes |
|
|
rPM=0.057 (< 0.3, Physical double)
This double is physical.
17161+6043 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 156890 |
17410 |
17 16 05 +60 42 50 |
STF 2155 AB |
2018 |
33 |
113 |
10.0 |
6.93 |
9.97 |
3.04 |
|
<=== |
Show |
|
17410 |
17 16 05 +60 42 50 |
WAL 79 AC |
2020 |
9 |
81 |
134.2 |
6.93 |
9.78 |
2.85 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 156890 |
|
Constellation |
Draco |
|
SAO |
17410 |
|
HIP |
84465 |
|
Tycho2 |
4198-01479-1 |
|
Gaia DR2 |
1437641350585937920 |
|
HD |
156890 |
|
GC |
23358 |
|
BD |
BD+60 1742 |
|
Distance |
182.48 |
|
Distance ly |
595.25 |
|