18487+4631 DEA 312
18h 48m 46.76s +46° 31' 22.5" P.A. 136.00 sep 12.9 mag 10.10,12.20
Coord 2000 |
18487+4631 |
|
Discov num |
DEA 312 |
|
Comp |
|
|
Coord arcsec 2000 |
18 48 46.76 +46 31 22.5 |
|
Date first |
1998 |
|
Date last |
2016 |
|
Obs |
10 |
|
Pa first |
136 |
|
Pa last |
135.9 |
|
P.A. Now (θ) |
135.9° |
|
Sep first |
13.0 |
|
Sep last |
12.889 |
|
Sep. Now (ρ) |
12.889" |
|
Mag pri |
10.10 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
2.1 |
|
Spectral class |
|
|
Pri motion ra |
+012 |
|
Sec motion ra |
+013 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
+006 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.156 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
3540-01517-1 |
|
Gaia DR2 |
2119132916774654080 |
|