12539+7440 STF 1698
12h 54m 47.82s +74° 39' 06.1" P.A. 109.00 sep 10.1 mag 9.64,10.24 Sp A2
Coord 2000 |
12539+7440 |
|
Discov num |
STF1698 |
|
Comp |
|
|
Coord arcsec 2000 |
12 54 47.82 +74 39 06.1 |
|
Date first |
1831 |
|
Date last |
2016 |
|
Obs |
33 |
|
Pa first |
111 |
|
Pa last |
108.5 |
|
P.A. Now (θ) |
108.5° |
|
Sep first |
10.5 |
|
Sep last |
10.116 |
|
Sep. Now (ρ) |
10.116" |
|
Mag pri |
9.64 |
|
Mag sec |
10.24 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
A2 (white) |
|
Pri motion ra |
+023 |
|
Sec motion ra |
+023 |
|
Pri motion dec |
-013 |
|
Sec motion dec |
-011 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.076 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Draco |
|
Tycho2 |
4407-01792-1 |
|
Gaia DR2 |
1691762470861771520 |
|