18444+2015 ALD 4 AB (HD 349263)
18h 44m 35.48s +20° 23' 00.7" P.A. 338.00 sep 4.1 mag 11.70,12.20 Sp F2
Coord 2000 |
18444+2015 |
|
Discov num |
ALD 4 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 44 35.48 +20 23 00.7 |
|
Date first |
1916 |
|
Date last |
2014 |
|
Obs |
4 |
|
Pa first |
339 |
|
Pa last |
338.3 |
|
P.A. Now (θ) |
338.3° |
|
Sep first |
3.9 |
|
Sep last |
4.14 |
|
Sep. Now (ρ) |
4.14" |
|
Mag pri |
11.70 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
F2 (yellow-white) |
|
Pri motion ra |
+000 |
|
Sec motion ra |
-023 |
|
Pri motion dec |
-012 |
|
Sec motion dec |
+003 |
|
Notes |
|
|
rPM=1.184
This double is not physical.
18444+2015 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 349263 |
|
18 44 35 +20 23 01 |
ALD 4 AB |
2014 |
4 |
338 |
4.1 |
11.70 |
12.20 |
0.50 |
|
<=== |
Show |
|
|
18 44 35 +20 23 01 |
DAM 640 AC |
2014 |
3 |
169 |
11.0 |
11.70 |
13.40 |
1.70 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 349263 |
|
Constellation |
Hercules |
|
Tycho2 |
1591-00493-1 |
|
Gaia DR2 |
4530746883009311360 |
|
HD |
349263 |
|