18013-6921 TDT 638 AB
18h 01m 19.97s -69° 21' 09.7" P.A. 84.00 sep 0.6 mag 11.81,12.26
| Coord 2000 |
18013-6921 |
|
Discov num |
TDT 638 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 01 19.97 -69 21 09.7 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
84 |
|
Pa last |
84 |
|
P.A. Now (θ) |
84° |
|
| Sep first |
0.6 |
|
Sep last |
0.59 |
|
Sep. Now (ρ) |
0.59" |
|
| Mag pri |
11.81 |
|
Mag sec |
12.26 |
|
delta mag (ΔM) |
0.45 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
-027 |
|
Sec motion dec |
-027 |
|
| Notes |
|
|
Nature of this double is uncertain.
18013-6921 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 01 20 -69 21 10 |
TDT 638 AB |
1991 |
1 |
84 |
0.6 |
11.81 |
12.26 |
0.45 |
|
<=== |
| Show |
|
|
18 01 20 -69 21 10 |
CVR 7 AB,C |
2000 |
2 |
234 |
8.6 |
11.40 |
15.20 |
3.80 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Apus |
|
Tycho2 |
9290-00459-1 |
|
Gaia DR2 |
6432642136351078144 |
|
