17515+8038 MFL 219
17h 51m 27.39s +80° 38' 02.1" P.A. 81.00 sep 19.5 mag 12.50,18.90
| Coord 2000 |
17515+8038 |
|
Discov num |
MFL 219 |
|
Comp |
|
|
Coord arcsec 2000 |
17 51 27.39 +80 38 02.1 |
|
| Date first |
1999 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
81 |
|
Pa last |
80.9 |
|
P.A. Now (θ) |
80.9° |
|
| Sep first |
19.4 |
|
Sep last |
19.507 |
|
Sep. Now (ρ) |
19.507" |
|
| Mag pri |
12.50 |
|
Mag sec |
18.90 |
|
delta mag (ΔM) |
6.4 |
|
Spectral class |
|
|
| Pri motion ra |
-014 |
|
Sec motion ra |
-014 |
|
| Pri motion dec |
+041 |
|
Sec motion dec |
+040 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.023 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Draco |
|
Tycho2 |
4581-00145-1 |
|
