18309+1641 SLE 620 AB
18h 30m 56.35s +16° 40' 42.7" P.A. 341.00 sep 19.4 mag 10.86,12.30
Coord 2000 |
18309+1641 |
|
Discov num |
SLE 620 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 30 56.35 +16 40 42.7 |
|
Date first |
1982 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
342 |
|
Pa last |
341 |
|
P.A. Now (θ) |
341° |
|
Sep first |
20.1 |
|
Sep last |
19.442 |
|
Sep. Now (ρ) |
19.442" |
|
Mag pri |
10.86 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
1.44 |
|
Spectral class |
|
|
Pri motion ra |
+007 |
|
Sec motion ra |
|
|
Pri motion dec |
+006 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
18309+1641 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 30 56 +16 40 43 |
SLE 620 AB |
2015 |
10 |
341 |
19.4 |
10.86 |
12.30 |
1.44 |
|
<=== |
Show |
|
|
18 30 56 +16 40 43 |
SLE 620 AC |
2015 |
10 |
9 |
23.4 |
10.86 |
12.60 |
1.74 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
1569-00831-1 |
|
Gaia DR2 |
4522344204684843648 |
|