18554+1118 SRW 7 AC
18h 55m 24.61s +11° 17' 16.5" P.A. 322.00 sep 29.1 mag 10.73,11.56 Sp A:+A:
Coord 2000 |
18554+1118 |
|
Discov num |
SRW 7 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 55 24.61 +11 17 16.5 |
|
Date first |
1907 |
|
Date last |
2015 |
|
Obs |
14 |
|
Pa first |
321 |
|
Pa last |
321.7 |
|
P.A. Now (θ) |
321.7° |
|
Sep first |
28.9 |
|
Sep last |
29.111 |
|
Sep. Now (ρ) |
29.111" |
|
Mag pri |
10.73 |
|
Mag sec |
11.56 |
|
delta mag (ΔM) |
0.83 |
|
Spectral class |
A:+A: (white/white) |
|
Pri motion ra |
-001 |
|
Sec motion ra |
+003 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-000 |
|
Notes |
|
|
rPM=1.185
This double is not physical.
18554+1118 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 55 25 +11 17 16 |
SRW 7 AB |
2015 |
14 |
24 |
26.4 |
10.73 |
11.00 |
0.27 |
|
|
Show |
|
|
18 55 25 +11 17 16 |
SRW 7 AC |
2015 |
14 |
322 |
29.1 |
10.73 |
11.56 |
0.83 |
|
<=== |
Show |
|
|
18 55 25 +11 17 41 |
SRW 7 BC |
2015 |
15 |
267 |
28.6 |
11.00 |
11.56 |
0.56 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquila |
|
Tycho2 |
1047-01056-1 |
|
Gaia DR2 |
4312129469928184960 |
|