20003+4213 GRF 14 (HD 189821)
20h 00m 15.47s +42° 13' 04.3" P.A. 157.00 sep 157.2 mag 7.24,9.16 Sp K0+M0 dist. 400 pc (1304.8 l.y.)
| Coord 2000 |
20003+4213 |
|
Discov num |
GRF 14 |
|
Comp |
|
|
Coord arcsec 2000 |
20 00 15.47 +42 13 04.3 |
|
| Date first |
1893 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
157 |
|
Pa last |
157.1 |
|
P.A. Now (θ) |
157.1° |
|
| Sep first |
156.4 |
|
Sep last |
157.213 |
|
Sep. Now (ρ) |
157.213" |
|
| Mag pri |
7.24 |
|
Mag sec |
9.16 |
|
delta mag (ΔM) |
1.92 |
|
Spectral class |
K0+M0 (yellow-orange/red) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-014 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=0.566
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 189821 |
|
Constellation |
Cygnus |
|
SAO |
49069 |
|
HIP |
98459 |
|
| Tycho2 |
3158-01553-1 |
|
Gaia DR2 |
2075300473434616960 |
|
HD |
189821 |
|
GC |
27740 |
|
| BD |
BD+41 3562 |
|
Distance |
400 |
|
Distance ly |
1304.8 |
|
