18300+0113 DCH 100 Aa,Ab
18h 29m 57.80s +01° 12' 52.0" P.A. 227.00 sep 0.2 mag 11.80,10.60
Coord 2000 |
18300+0113 |
|
Discov num |
DCH 100 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
18 29 57.80 +01 12 52.0 |
|
Date first |
2005 |
|
Date last |
2005 |
|
Obs |
1 |
|
Pa first |
227 |
|
Pa last |
227.2 |
|
P.A. Now (θ) |
227.2° |
|
Sep first |
0.2 |
|
Sep last |
0.152 |
|
Sep. Now (ρ) |
0.152" |
|
Mag pri |
11.80 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
1.2 |
|
Spectral class |
|
|
Pri motion ra |
-020 |
|
Sec motion ra |
|
|
Pri motion dec |
+055 |
|
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.
18300+0113 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 29 58 +01 12 52 |
DCH 100 Aa,Ab |
2005 |
1 |
227 |
0.2 |
11.80 |
10.60 |
1.20 |
|
<=== |
Show |
|
|
18 29 58 +01 12 52 |
HCH 9 AB |
2005 |
4 |
354 |
5.2 |
9.80 |
10.40 |
0.60 |
|
|
Show |
|
|
18 29 58 +01 12 57 |
DCH 100 Ba,Bb |
2005 |
1 |
109 |
2.5 |
10.40 |
17.70 |
7.30 |
|
|
Show |
|
|
18 29 58 +01 12 52 |
DCH 98 AC |
2005 |
2 |
12 |
4.4 |
9.80 |
8.50 |
1.30 |
|
|
Show |
|
|
18 29 58 +01 13 00 |
DCH 98 Ca,Cb |
2005 |
1 |
92 |
0.1 |
8.70 |
10.30 |
1.60 |
|
|
Sextuple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS