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
248
P.A. Now (θ)
248°
Sep first
48.2
Sep last
48.2
Sep. Now (ρ)
48.2"
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
 
 
Precise pa
247.7
Precise sep
48.213
Constellation
Lyra
Tycho2
3108-01602-1
Gaia DR2
2109819950208290560
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18217+4039 UC 3559 2000 2 248 48.2 10.80 15.60 V 182143.91+403830.1
18217+4039 UC 3559 2003 3 248 48.2 10.80 15.60 V 182143.91+403830.1
18217+4039 UC 3559 2010 4 248 48.2 10.80 15.65 V 182143.91+403830.1
18217+4039 UC 3559 2015 5 248 48.1 10.80 15.65 V 182143.91+403830.1

If you need more information about this double, apply for a data request form to the WDS.