21555+7358 UC 4599 BC
21h 55m 18.49s +73° 58' 22.9" P.A. 305.00 sep 42.2 mag 16.10,16.00
| Coord 2000 |
21555+7358 |
|
Discov num |
UC 4599 |
|
Comp |
BC |
|
Coord arcsec 2000 |
21 55 18.49 +73 58 22.9 |
|
| Date first |
1999 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
305 |
|
Pa last |
304.9 |
|
P.A. Now (θ) |
304.9° |
|
| Sep first |
42.3 |
|
Sep last |
42.247 |
|
Sep. Now (ρ) |
42.247" |
|
| Mag pri |
16.10 |
|
Mag sec |
16.00 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
+102 |
|
Sec motion dec |
+092 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.106 (< 0.3, Physical double)
This double is physical.
21555+7358 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 55 28 +73 57 34 |
UC 4599 AB |
2015 |
4 |
321 |
62.5 |
15.20 |
16.10 |
0.90 |
|
|
| Show |
|
|
21 55 18 +73 58 23 |
UC 4599 BC |
2015 |
4 |
305 |
42.2 |
16.10 |
16.00 |
0.10 |
|
<=== |
| Show |
|
|
21 55 10 +73 58 47 |
UC 4599 CD |
2015 |
4 |
243 |
85.4 |
16.00 |
16.10 |
0.10 |
|
|
| Show |
|
|
21 54 52 +73 58 08 |
UC 4599 DE |
2015 |
4 |
227 |
67.4 |
16.10 |
16.20 |
0.10 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Gaia DR2 |
2279189988363879680 |
|
