18453+4005 ROE 50 CF
18h 45m 21.83s +40° 04' 44.2" P.A. 99.00 sep 9.9 mag 11.20,12.70
| Coord 2000 |
18453+4005 |
|
Discov num |
ROE 50 |
|
Comp |
CF |
|
Coord arcsec 2000 |
18 45 21.83 +40 04 44.2 |
|
| Date first |
1910 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
114 |
|
Pa last |
99.1 |
|
P.A. Now (θ) |
99.1° |
|
| Sep first |
10.0 |
|
Sep last |
9.917 |
|
Sep. Now (ρ) |
9.917" |
|
| Mag pri |
11.20 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-016 |
|
| Notes |
|
|
rPM=0.545
Nature of this double is uncertain.
18453+4005 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 45 20 +40 04 58 |
ROE 50 AB |
2015 |
11 |
282 |
4.7 |
10.80 |
11.70 |
0.90 |
|
|
| Show |
|
|
18 45 20 +40 04 58 |
ROE 50 AC |
2015 |
7 |
120 |
26.2 |
10.66 |
12.53 |
1.87 |
|
|
| Show |
|
|
18 45 20 +40 04 58 |
ROE 50 AD |
2015 |
7 |
253 |
96.6 |
10.66 |
12.91 |
2.25 |
|
|
| Show |
|
|
18 45 20 +40 04 58 |
ROE 50 AE |
2015 |
7 |
196 |
93.6 |
10.66 |
13.89 |
3.23 |
|
|
| Show |
|
|
18 45 20 +40 04 58 |
ROE 50 AF |
2015 |
7 |
114 |
35.7 |
10.80 |
12.70 |
1.90 |
|
|
| Show |
|
|
18 45 20 +40 04 58 |
BKO 53 AG |
2015 |
6 |
156 |
51.7 |
10.66 |
15.21 |
4.55 |
|
|
| Show |
|
|
18 45 20 +40 04 58 |
BKO 53 AH |
2015 |
6 |
301 |
35.7 |
10.66 |
15.60 |
4.94 |
|
|
| Show |
|
|
18 45 22 +40 04 44 |
ROE 50 CF |
2015 |
10 |
99 |
9.9 |
11.20 |
12.70 |
1.50 |
|
<=== |
Octuple system
8 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Lyra |
|
Gaia DR2 |
2098250472247633408 |
|
