18258+1952 BRT 2446 AB (HD 348581)
18h 25m 51.22s +19° 52' 29.4" P.A. 323.00 sep 3.4 mag 11.50,11.70 Sp F0
| Coord 2000 |
18258+1952 |
|
Discov num |
BRT2446 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 25 51.22 +19 52 29.4 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
16 |
|
| Pa first |
322 |
|
Pa last |
322.6 |
|
P.A. Now (θ) |
322.6° |
|
| Sep first |
3.3 |
|
Sep last |
3.4 |
|
Sep. Now (ρ) |
3.4" |
|
| Mag pri |
11.50 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
+011 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-019 |
|
Sec motion dec |
-001 |
|
| Notes |
R
(Red magnitudes) |
|
rPM=1.011
This double is not physical.
18258+1952 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 348581 |
|
18 25 51 +19 52 29 |
BRT 2446 AB |
2015 |
16 |
323 |
3.4 |
11.50 |
11.70 |
0.20 |
|
<=== |
| Show |
|
|
18 25 51 +19 52 29 |
BRT 2446 AC |
2015 |
9 |
256 |
8.0 |
11.50 |
13.40 |
1.90 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 348581 |
|
Constellation |
Hercules |
|
Tycho2 |
1577-01525-1 |
|
Gaia DR2 |
4525395662986176896 |
|
| HD |
348581 |
|
