13425+2121 SLW 915
13h 42m 27.44s +21° 20' 33.6" P.A. 261.00 sep 21.7 mag 16.46,17.15 Sp K7.7+M0.4
Coord 2000 |
13425+2121 |
|
Discov num |
SLW 915 |
|
Comp |
|
|
Coord arcsec 2000 |
13 42 27.44 +21 20 33.6 |
|
Date first |
1950 |
|
Date last |
2016 |
|
Obs |
13 |
|
Pa first |
261 |
|
Pa last |
261 |
|
P.A. Now (θ) |
261° |
|
Sep first |
21.7 |
|
Sep last |
21.702 |
|
Sep. Now (ρ) |
21.702" |
|
Mag pri |
16.46 |
|
Mag sec |
17.15 |
|
delta mag (ΔM) |
0.69 |
|
Spectral class |
K7.7+M0.4 (yellow-orange/red) |
|
Pri motion ra |
+018 |
|
Sec motion ra |
+018 |
|
Pri motion dec |
-044 |
|
Sec motion dec |
-042 |
|
Notes |
V
R
(Proper motion indicates physical, Red magnitudes) |
|
rPM=0.042 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Bootes |
|
Gaia DR2 |
1249663310782855552 |
|