21061+4448 ROE 45 BC
21h 05m 55.55s +44° 48' 10.5" P.A. 238.00 sep 123.3 mag 10.38,10.60
| Coord 2000 |
21061+4448 |
|
Discov num |
ROE 45 |
|
Comp |
BC |
|
Coord arcsec 2000 |
21 05 55.55 +44 48 10.5 |
|
| Date first |
1892 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
239 |
|
Pa last |
238 |
|
P.A. Now (θ) |
238° |
|
| Sep first |
126.7 |
|
Sep last |
123.274 |
|
Sep. Now (ρ) |
123.274" |
|
| Mag pri |
10.38 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
0.22 |
|
Spectral class |
|
|
| Pri motion ra |
-002 |
|
Sec motion ra |
+022 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
+007 |
|
| Notes |
|
|
rPM=1.299
This double is not physical.
21061+4448 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 201115 |
50449 |
21 06 08 +44 47 34 |
ROE 45 AB |
2015 |
13 |
286 |
134.5 |
8.22 |
10.38 |
2.16 |
|
|
| Show |
|
50449 |
21 06 08 +44 47 34 |
ROE 45 AD |
2015 |
13 |
241 |
131.8 |
8.22 |
10.53 |
2.31 |
|
|
| Show |
|
|
21 05 56 +44 48 10 |
ROE 45 BC |
2015 |
13 |
238 |
123.3 |
10.38 |
10.60 |
0.22 |
|
<=== |
| Show |
|
|
21 05 56 +44 48 10 |
ROE 45 BF |
2016 |
8 |
312 |
10.8 |
10.38 |
13.00 |
2.62 |
|
|
| Show |
|
|
21 05 46 +44 47 05 |
TDT 2745 Ca,Cb |
1991 |
1 |
116 |
0.6 |
11.11 |
11.39 |
0.28 |
|
|
| Show |
|
|
21 05 46 +44 47 05 |
ROE 45 CD |
2015 |
11 |
107 |
124.4 |
10.60 |
10.53 |
0.07 |
|
|
| Show |
|
|
21 05 57 +44 46 30 |
ROE 45 DE |
2016 |
11 |
6 |
27.5 |
10.53 |
11.72 |
1.19 |
|
|
Septuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3180-01763-1 |
|
Gaia DR2 |
2162427836398336640 |
|
