12457+1317 SKF 1740
12h 45m 41.99s +13° 16' 39.1" P.A. 129.00 sep 10.8 mag 18.50,19.30 Sp K/M+DA
Coord 2000 |
12457+1317 |
|
Discov num |
SKF1740 |
|
Comp |
|
|
Coord arcsec 2000 |
12 45 41.99 +13 16 39.1 |
|
Date first |
1950 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
128 |
|
Pa last |
129.2 |
|
P.A. Now (θ) |
129.2° |
|
Sep first |
10.8 |
|
Sep last |
10.8 |
|
Sep. Now (ρ) |
10.8" |
|
Mag pri |
18.50 |
|
Mag sec |
19.30 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
K/M+DA (yellow-orange/white dwarf) |
|
Pri motion ra |
-199 |
|
Sec motion ra |
-202 |
|
Pri motion dec |
-017 |
|
Sec motion dec |
-021 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.025 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Virgo |
|
Gaia DR2 |
3929063123495222400 |
|