18452+3819 STF 2393 AB (HD 173741)
18h 45m 10.84s +38° 18' 54.6" P.A. 24.00 sep 18.2 mag 7.80,10.40 Sp K5III dist. 689.66 pc (2249.67 l.y.)
| Coord 2000 |
18452+3819 |
|
Discov num |
STF2393 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 45 10.84 +38 18 54.6 |
|
| Date first |
1782 |
|
Date last |
2020 |
|
Obs |
43 |
|
| Pa first |
24 |
|
Pa last |
24.1 |
|
P.A. Now (θ) |
24.1° |
|
| Sep first |
9.5 |
|
Sep last |
18.229 |
|
Sep. Now (ρ) |
18.229" |
|
| Mag pri |
7.80 |
|
Mag sec |
10.40 |
|
delta mag (ΔM) |
2.6 |
|
Spectral class |
K5III (yellow-orange) |
|
| Pri motion ra |
-007 |
|
Sec motion ra |
+008 |
|
| Pri motion dec |
-047 |
|
Sec motion dec |
-008 |
|
| Notes |
N
L
(See Notes, Linear solution) |
|
rPM=0.879
This double is not physical.
18452+3819 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 173741 |
67330 |
18 45 11 +38 18 55 |
STF 2393 AB |
2020 |
43 |
24 |
18.2 |
7.80 |
10.40 |
2.60 |
|
<=== |
| Show |
|
67330 |
18 45 11 +38 18 55 |
STF 2393 AC |
2015 |
14 |
302 |
184.5 |
7.80 |
11.62 |
3.82 |
|
|
| Show |
|
|
18 45 11 +38 19 10 |
STF 2393 BC |
2015 |
12 |
296 |
182.8 |
10.40 |
11.62 |
1.22 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 173741 |
|
Constellation |
Lyra |
|
SAO |
67330 |
|
HIP |
92007 |
|
| Tycho2 |
3118-01211-1 |
|
Gaia DR2 |
2096968102390855424 |
|
HD |
173741 |
|
GC |
25696 |
|
| BD |
BD+38 3280 |
|
Distance |
689.66 |
|
Distance ly |
2249.67 |
|
