20422+4041 MLB 23
20h 42m 10.11s +40° 40' 51.8" P.A. 41.00 sep 7.6 mag 9.00,10.90 Sp G0
Coord 2000 |
20422+4041 |
|
Discov num |
MLB 23 |
|
Comp |
|
|
Coord arcsec 2000 |
20 42 10.11 +40 40 51.8 |
|
Date first |
1892 |
|
Date last |
2015 |
|
Obs |
16 |
|
Pa first |
43 |
|
Pa last |
40.7 |
|
P.A. Now (θ) |
40.7° |
|
Sep first |
7.0 |
|
Sep last |
7.617 |
|
Sep. Now (ρ) |
7.617" |
|
Mag pri |
9.00 |
|
Mag sec |
10.90 |
|
delta mag (ΔM) |
1.9 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+083 |
|
Sec motion ra |
|
|
Pri motion dec |
+011 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3170-00667-1 |
|
Gaia DR2 |
2066050213373111296 |
|