18452+3914 STF 2392 AC
18h 45m 09.99s +39° 13' 32.8" P.A. 173.00 sep 23.8 mag 9.25,10.46 Sp A2 dist. 43.65 pc (142.39 l.y.)
| Coord 2000 |
18452+3914 |
|
Discov num |
STF2392 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 45 09.99 +39 13 32.8 |
|
| Date first |
1831 |
|
Date last |
2021 |
|
Obs |
28 |
|
| Pa first |
179 |
|
Pa last |
172.7 |
|
P.A. Now (θ) |
172.7° |
|
| Sep first |
23.3 |
|
Sep last |
23.75 |
|
Sep. Now (ρ) |
23.75" |
|
| Mag pri |
9.25 |
|
Mag sec |
10.46 |
|
delta mag (ΔM) |
1.21 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+009 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=1.024
This double is not physical.
18452+3914 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 45 10 +39 13 33 |
STF 2392 AB |
2021 |
27 |
314 |
2.8 |
9.25 |
11.07 |
1.82 |
|
|
| Show |
|
|
18 45 10 +39 13 33 |
STF 2392 AC |
2021 |
28 |
173 |
23.8 |
9.25 |
10.46 |
1.21 |
|
<=== |
| Show |
|
|
18 45 10 +39 13 35 |
STF 2392 BC |
2015 |
19 |
169 |
26.2 |
11.07 |
10.46 |
0.61 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
HIP |
92006 |
|
Tycho2 |
3118-00694-1 |
|
Gaia DR2 |
2098144167514561280 |
|
| Distance |
43.65 |
|
Distance ly |
142.39 |
|