18124-0718 A 36 A,BC (HD 166761)
18h 12m 24.02s -07° 17' 49.1" P.A. 40.00 sep 70.1 mag 7.78,11.03 Sp G0 dist. 85.03 pc (277.37 l.y.)
Coord 2000 |
18124-0718 |
|
Discov num |
A 36 |
|
Comp |
A,BC |
|
Coord arcsec 2000 |
18 12 24.02 -07 17 49.1 |
|
Date first |
1899 |
|
Date last |
2000 |
|
Obs |
7 |
|
Pa first |
42 |
|
Pa last |
39.6 |
|
P.A. Now (θ) |
39.6° |
|
Sep first |
65.6 |
|
Sep last |
70.105 |
|
Sep. Now (ρ) |
70.105" |
|
Mag pri |
7.78 |
|
Mag sec |
11.03 |
|
delta mag (ΔM) |
3.25 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-022 |
|
Sec motion ra |
-013 |
|
Pri motion dec |
-050 |
|
Sec motion dec |
+008 |
|
Notes |
|
|
rPM=1.074
This double is not physical.
18124-0718 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 166761 |
142150 |
18 12 24 -07 17 49 |
A 36 A,BC |
2000 |
7 |
40 |
70.1 |
7.78 |
11.03 |
3.25 |
|
<=== |
Show |
|
|
18 12 27 -07 16 55 |
A 36 BC |
2015 |
10 |
207 |
1.3 |
11.00 |
11.30 |
0.30 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 166761 |
|
Constellation |
Serpens |
|
SAO |
142150 |
|
HIP |
89216 |
|
Tycho2 |
5109-00035-1 |
|
Gaia DR2 |
4160558188577118848 |
|
HD |
166761 |
|
BD |
BD-07 4571 |
|
Distance |
85.03 |
|
Distance ly |
277.37 |
|