20155+4030 A 390 (HD 228608)
20h 15m 27.59s +40° 30' 08.6" P.A. 328.00 sep 0.8 mag 9.02,10.32 Sp A0
| Coord 2000 |
20155+4030 |
|
Discov num |
A 390 |
|
Comp |
|
|
Coord arcsec 2000 |
20 15 27.59 +40 30 08.6 |
|
| Date first |
1902 |
|
Date last |
2017 |
|
Obs |
15 |
|
| Pa first |
324 |
|
Pa last |
327.5 |
|
P.A. Now (θ) |
327.5° |
|
| Sep first |
0.7 |
|
Sep last |
0.8 |
|
Sep. Now (ρ) |
0.8" |
|
| Mag pri |
9.02 |
|
Mag sec |
10.32 |
|
delta mag (ΔM) |
1.3 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+003 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 228608 |
|
Constellation |
Cygnus |
|
SAO |
49376 |
|
Tycho2 |
3155-01818-1 |
|
| Gaia DR2 |
2062517856186967296 |
|
HD |
228608 |
|