18274-1838 LEO 17 AB
18h 27m 24.69s -18° 38' 19.0" P.A. 211.00 sep 4.1 mag 11.60,11.80
Coord 2000 |
18274-1838 |
|
Discov num |
LEO 17 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 27 24.69 -18 38 19.0 |
|
Date first |
1916 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
217 |
|
Pa last |
210.6 |
|
P.A. Now (θ) |
210.6° |
|
Sep first |
4.2 |
|
Sep last |
4.114 |
|
Sep. Now (ρ) |
4.114" |
|
Mag pri |
11.60 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
Pri motion ra |
+029 |
|
Sec motion ra |
+005 |
|
Pri motion dec |
+038 |
|
Sec motion dec |
-008 |
|
Notes |
|
|
rPM=1.085
This double is not physical.
18274-1838 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 27 25 -18 38 19 |
LEO 17 AB |
2016 |
7 |
211 |
4.1 |
11.60 |
11.80 |
0.20 |
|
<=== |
Show |
|
|
18 27 25 -18 38 19 |
LEO 17 AC |
2015 |
6 |
276 |
17.9 |
11.60 |
13.50 |
1.90 |
|
|
Show |
|
|
18 27 37 -18 36 50 |
LEO 17 DE |
2018 |
8 |
295 |
15.9 |
11.14 |
11.27 |
0.13 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Gaia DR2 |
4093191935878098432 |
|