15392+5403 NSN 57
15h 39m 09.33s +54° 02' 46.4" P.A. 8.00 sep 4.8 mag 17.60,19.60
| Coord 2000 |
15392+5403 |
|
Discov num |
NSN 57 |
|
Comp |
|
|
Coord arcsec 2000 |
15 39 09.33 +54 02 46.4 |
|
| Date first |
2000 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
8 |
|
Pa last |
7.5 |
|
P.A. Now (θ) |
7.5° |
|
| Sep first |
4.8 |
|
Sep last |
4.843 |
|
Sep. Now (ρ) |
4.843" |
|
| Mag pri |
17.60 |
|
Mag sec |
19.60 |
|
delta mag (ΔM) |
2 |
|
Spectral class |
|
|
| Pri motion ra |
+006 |
|
Sec motion ra |
-020 |
|
| Pri motion dec |
-130 |
|
Sec motion dec |
-122 |
|
| Notes |
|
|
rPM=0.209 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Gaia DR2 |
1597863898676942976 |
|
