18217+4039 UC 3559
18h 21m 43.91s +40° 38' 30.1" P.A. 248.00 sep 48.2 mag 10.80,15.65
Coord 2000 |
18217+4039 |
|
Discov num |
UC 3559 |
|
Comp |
|
|
Coord arcsec 2000 |
18 21 43.91 +40 38 30.1 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
248 |
|
Pa last |
247.7 |
|
P.A. Now (θ) |
247.7° |
|
Sep first |
48.2 |
|
Sep last |
48.213 |
|
Sep. Now (ρ) |
48.213" |
|
Mag pri |
10.80 |
|
Mag sec |
15.65 |
|
delta mag (ΔM) |
4.85 |
|
Spectral class |
|
|
Pri motion ra |
-030 |
|
Sec motion ra |
-029 |
|
Pri motion dec |
-050 |
|
Sec motion dec |
-049 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.024 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Tycho2 |
3108-01602-1 |
|
Gaia DR2 |
2109819950208290560 |
|