18277+1918 STF 2319 AC
18h 27m 43.94s +19° 17' 43.9" P.A. 268.00 sep 43.1 mag 8.41,10.74 Sp F5
Coord 2000 |
18277+1918 |
|
Discov num |
STF2319 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 27 43.94 +19 17 43.9 |
|
Date first |
1829 |
|
Date last |
2018 |
|
Obs |
39 |
|
Pa first |
279 |
|
Pa last |
268.4 |
|
P.A. Now (θ) |
268.4° |
|
Sep first |
38.4 |
|
Sep last |
43.121 |
|
Sep. Now (ρ) |
43.121" |
|
Mag pri |
8.41 |
|
Mag sec |
10.74 |
|
delta mag (ΔM) |
2.33 |
|
Spectral class |
F5 (yellow-white) |
|
Pri motion ra |
+020 |
|
Sec motion ra |
-006 |
|
Pri motion dec |
+022 |
|
Sec motion dec |
-014 |
|
Notes |
|
|
rPM=1.494
This double is not physical.
18277+1918 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 170267 |
103740 |
18 27 44 +19 17 44 |
STF 2319 AB |
2019 |
121 |
190 |
5.3 |
8.41 |
8.23 |
0.18 |
|
|
Show |
|
103740 |
18 27 44 +19 17 44 |
STF 2319 AC |
2018 |
39 |
268 |
43.1 |
8.41 |
10.74 |
2.33 |
|
<=== |
Show |
|
103740 |
18 27 44 +19 17 44 |
STF 2319 AD |
2015 |
14 |
71 |
156.7 |
8.41 |
9.17 |
0.76 |
|
|
Show |
|
|
18 27 44 +19 17 39 |
STF 2319 BC |
2018 |
35 |
276 |
42.4 |
8.23 |
10.74 |
2.51 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
SAO |
103740 |
|
Tycho2 |
1577-01902-1 |
|
Gaia DR2 |
4525128550381295616 |
|