18452+3914 STF 2392 BC
18h 45m 09.81s +39° 13' 34.9" P.A. 169.00 sep 26.2 mag 11.07,10.46
Coord 2000 |
18452+3914 |
|
Discov num |
STF2392 |
|
Comp |
BC |
|
Coord arcsec 2000 |
18 45 09.81 +39 13 34.9 |
|
Date first |
1831 |
|
Date last |
2015 |
|
Obs |
19 |
|
Pa first |
175 |
|
Pa last |
168.8 |
|
P.A. Now (θ) |
168.8° |
|
Sep first |
25.4 |
|
Sep last |
26.231 |
|
Sep. Now (ρ) |
26.231" |
|
Mag pri |
11.07 |
|
Mag sec |
10.46 |
|
delta mag (ΔM) |
0.61 |
|
Spectral class |
|
|
Pri motion ra |
+002 |
|
Sec motion ra |
+009 |
|
Pri motion dec |
+000 |
|
Sec motion dec |
+000 |
|
Notes |
|
|
rPM=0.778
Nature of this double is uncertain.
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 |
|
Tycho2 |
3118-02082-1 |
|
Gaia DR2 |
2098144167514814464 |
|