04138+3947 MLB 921
04h 13m 47.06s +39° 46' 50.6" P.A. 127.00 sep 2.7 mag 13.80,14.00
Coord 2000 |
04138+3947 |
|
Discov num |
MLB 921 |
|
Comp |
|
|
Coord arcsec 2000 |
04 13 47.06 +39 46 50.6 |
|
Date first |
1934 |
|
Date last |
2015 |
|
Obs |
2 |
|
Pa first |
135 |
|
Pa last |
126.9 |
|
P.A. Now (θ) |
126.9° |
|
Sep first |
2.6 |
|
Sep last |
2.671 |
|
Sep. Now (ρ) |
2.671" |
|
Mag pri |
13.80 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
Pri motion ra |
+033 |
|
Sec motion ra |
|
|
Pri motion dec |
-031 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Perseus |
|
Gaia DR2 |
226281451502109056 |
|