18492+1813 DAM 353 AD
18h 49m 12.54s +18° 12' 50.8" P.A. 259.00 sep 9.6 mag 11.23,13.00 Sp G0
Coord 2000 |
18492+1813 |
|
Discov num |
DAM 353 |
|
Comp |
AD |
|
Coord arcsec 2000 |
18 49 12.54 +18 12 50.8 |
|
Date first |
1997 |
|
Date last |
2022 |
|
Obs |
9 |
|
Pa first |
259 |
|
Pa last |
258.8 |
|
P.A. Now (θ) |
258.8° |
|
Sep first |
9.0 |
|
Sep last |
9.63 |
|
Sep. Now (ρ) |
9.63" |
|
Mag pri |
11.23 |
|
Mag sec |
13.00 |
|
delta mag (ΔM) |
1.77 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+009 |
|
Sec motion ra |
|
|
Pri motion dec |
-011 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
18492+1813 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 49 13 +18 12 51 |
SMA 81 AB |
2022 |
14 |
338 |
21.9 |
11.23 |
11.65 |
0.42 |
|
|
Show |
|
|
18 49 13 +18 12 51 |
DAM 353 AC |
2015 |
5 |
118 |
6.3 |
11.23 |
14.00 |
2.77 |
|
|
Show |
|
|
18 49 13 +18 12 51 |
DAM 353 AD |
2022 |
9 |
259 |
9.6 |
11.23 |
13.00 |
1.77 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
1588-01017-1 |
|
Gaia DR2 |
4512246191125304320 |
|