18150-4831 I 1356 AB (HD 166837)
18h 14m 58.35s -48° 31' 09.5" P.A. 320.00 sep 0.4 mag 10.60,10.53 Sp A1/2III/
Coord 2000 |
18150-4831 |
|
Discov num |
I 1356 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 14 58.35 -48 31 09.5 |
|
Date first |
1926 |
|
Date last |
1991 |
|
Obs |
2 |
|
Pa first |
316 |
|
Pa last |
319.8 |
|
P.A. Now (θ) |
319.8° |
|
Sep first |
0.8 |
|
Sep last |
0.41 |
|
Sep. Now (ρ) |
0.41" |
|
Mag pri |
10.60 |
|
Mag sec |
10.53 |
|
delta mag (ΔM) |
0.07 |
|
Spectral class |
A1/2III/ (white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
Notes |
|
|
Nature of this double is uncertain.
18150-4831 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 166837 |
228840 |
18 14 58 -48 31 10 |
I 1356 AB |
1991 |
2 |
320 |
0.4 |
10.60 |
10.53 |
0.07 |
|
<=== |
Show |
|
|
18 14 58 -48 31 10 |
I 1356 AC |
2015 |
4 |
167 |
8.1 |
10.60 |
13.00 |
2.40 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 166837 |
|
Constellation |
Telescopium |
|
SAO |
228840 |
|
Tycho2 |
8362-00205-1 |
|
Gaia DR2 |
6706718804259137920 |
|
HD |
166837 |
|
DM |
CP-48 9711 |
|