18384+1643 SLE 225 AB
18h 38m 23.35s +16° 43' 01.1" P.A. 280.00 sep 10.5 mag 10.80,11.40
Coord 2000 |
18384+1643 |
|
Discov num |
SLE 225 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 38 23.35 +16 43 01.1 |
|
Date first |
1896 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
286 |
|
Pa last |
279.6 |
|
P.A. Now (θ) |
279.6° |
|
Sep first |
10.5 |
|
Sep last |
10.455 |
|
Sep. Now (ρ) |
10.455" |
|
Mag pri |
10.80 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
Pri motion ra |
+007 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
-016 |
|
Notes |
|
|
rPM=0.407
Nature of this double is uncertain.
18384+1643 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 38 23 +16 43 01 |
SLE 225 AB |
2015 |
11 |
280 |
10.5 |
10.80 |
11.40 |
0.60 |
|
<=== |
Show |
|
|
18 38 23 +16 43 01 |
SLE 225 AC |
2015 |
9 |
305 |
60.4 |
10.80 |
12.50 |
1.70 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4511612047784419968 |
|