19091+4058 ES 1659

 
 
19h 09m 07.19s +40 57' 58.5" P.A. 254 sep 7.7 mag 10.84,13.60
 
 
Coord 2000
19091+4058
Discov num
ES 1659
Comp
Coord arcsec 2000
19 09 07.19 +40 57 58.5
Date first
1917
Date last
2015
Obs
6
Pa first
252
Pa last
254
P.A. Now (θ)
254°
Sep first
6.0
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
10.84
Mag sec
13.60
delta mag (ΔM)
2.76
Spectral class
Pri motion ra
+005
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
253.5
Precise sep
7.69
Constellation
Lyra
Tycho2
3124-01793-1
Gaia DR2
2100837215090133632
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19091+4058 ES 1659 1998 3 253 7.6 10.84 13.60 D 190907.19+405758.5
19091+4058 ES 1659 2002 4 254 7.6 10.84 13.60 D 190907.19+405758.5
19091+4058 ES 1659 2010 5 253 7.2 10.84 13.60 190907.19+405758.5
19091+4058 ES 1659 2015 6 254 7.7 10.84 13.60 190907.19+405758.5

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