20415+6710 MLB 300
20h 41m 30.28s +67° 09' 13.1" P.A. 18.00 sep 1.7 mag 11.10,12.27
| Coord 2000 |
20415+6710 |
|
Discov num |
MLB 300 |
|
Comp |
|
|
Coord arcsec 2000 |
20 41 30.28 +67 09 13.1 |
|
| Date first |
1923 |
|
Date last |
1991 |
|
Obs |
2 |
|
| Pa first |
16 |
|
Pa last |
18.2 |
|
P.A. Now (θ) |
18.2° |
|
| Sep first |
2.8 |
|
Sep last |
1.71 |
|
Sep. Now (ρ) |
1.71" |
|
| Mag pri |
11.10 |
|
Mag sec |
12.27 |
|
delta mag (ΔM) |
1.17 |
|
Spectral class |
|
|
| Pri motion ra |
-025 |
|
Sec motion ra |
-025 |
|
| Pri motion dec |
-059 |
|
Sec motion dec |
-059 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4258-00471-1 |
|
Gaia DR2 |
2246780547401970560 |
|
