21412+4733 GRF 18 (HD 206523)
21h 41m 10.17s +47° 32' 42.6" P.A. 203.00 sep 146.6 mag 7.40,11.10 Sp K0III dist. 185.87 pc (606.31 l.y.)
| Coord 2000 |
21412+4733 |
|
Discov num |
GRF 18 |
|
Comp |
|
|
Coord arcsec 2000 |
21 41 10.17 +47 32 42.6 |
|
| Date first |
1899 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
201 |
|
Pa last |
202.6 |
|
P.A. Now (θ) |
202.6° |
|
| Sep first |
145.7 |
|
Sep last |
146.621 |
|
Sep. Now (ρ) |
146.621" |
|
| Mag pri |
7.40 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
3.7 |
|
Spectral class |
K0III (yellow-orange) |
|
| Pri motion ra |
+021 |
|
Sec motion ra |
+005 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-002 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=0.754
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 206523 |
|
Constellation |
Cygnus |
|
SAO |
51182 |
|
HIP |
107075 |
|
| Tycho2 |
3595-02029-1 |
|
Gaia DR2 |
1977929785242199040 |
|
HD |
206523 |
|
GC |
30369 |
|
| BD |
BD+46 3407 |
|
Distance |
185.87 |
|
Distance ly |
606.31 |
|
