20477+4204 BU 268 (HD 198253)
20h 47m 40.78s +42° 04' 06.8" P.A. 201.00 sep 0.4 mag 7.75,9.29 Sp A0V dist. 462.96 pc (1510.18 l.y.)
| Coord 2000 |
20477+4204 |
|
Discov num |
BU 268 |
|
Comp |
|
|
Coord arcsec 2000 |
20 47 40.78 +42 04 06.8 |
|
| Date first |
1875 |
|
Date last |
2009 |
|
Obs |
34 |
|
| Pa first |
221 |
|
Pa last |
200.6 |
|
P.A. Now (θ) |
200.6° |
|
| Sep first |
0.4 |
|
Sep last |
0.38 |
|
Sep. Now (ρ) |
0.38" |
|
| Mag pri |
7.75 |
|
Mag sec |
9.29 |
|
delta mag (ΔM) |
1.54 |
|
Spectral class |
A0V (white) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 198253 |
|
Constellation |
Cygnus |
|
SAO |
50066 |
|
HIP |
102619 |
|
| Tycho2 |
3174-00710-1 |
|
Gaia DR2 |
2066232693645792512 |
|
HD |
198253 |
|
BD |
BD+41 3889 |
|
| Distance |
462.96 |
|
Distance ly |
1510.18 |
|
