18475-0338 TNN 12 AB
18h 47m 27.25s -03° 38' 23.4" P.A. 266.00 sep 2.1 mag 5.58,13.63 Sp K5
Coord 2000 |
18475-0338 |
|
Discov num |
TNN 12 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 47 27.25 -03 38 23.4 |
|
Date first |
2004 |
|
Date last |
2004 |
|
Obs |
1 |
|
Pa first |
266 |
|
Pa last |
266.4 |
|
P.A. Now (θ) |
266.4° |
|
Sep first |
2.1 |
|
Sep last |
2.11 |
|
Sep. Now (ρ) |
2.11" |
|
Mag pri |
5.58 |
|
Mag sec |
13.63 |
|
delta mag (ΔM) |
8.05 |
|
Spectral class |
K5 (yellow-orange) |
|
Pri motion ra |
-133 |
|
Sec motion ra |
|
|
Pri motion dec |
-273 |
|
Sec motion dec |
|
|
Notes |
K
(K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
18475-0338 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 47 27 -03 38 23 |
TNN 12 AB |
2004 |
1 |
266 |
2.1 |
5.58 |
13.63 |
8.05 |
|
<=== |
Show |
|
|
18 47 27 -03 38 23 |
TNN 12 AC |
2004 |
1 |
224 |
2.5 |
5.58 |
14.31 |
8.73 |
|
|
Show |
|
|
18 47 27 -03 38 23 |
TNN 12 AD |
2004 |
1 |
237 |
3.1 |
5.58 |
17.62 |
12.04 |
|
|
Show |
|
|
18 47 27 -03 38 23 |
TNN 12 AE |
2004 |
1 |
355 |
3.9 |
5.58 |
16.42 |
10.84 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquila |
|
Gaia DR2 |
4258375617747092864 |
|