18481+4122 ES 1561

 
 
18h 48m 05.03s +41 21' 54.6" P.A. 125 sep 6.7 mag 9.66,11.00 Sp F2
 
 
Coord 2000
18481+4122
Discov num
ES 1561
Comp
Coord arcsec 2000
18 48 05.03 +41 21 54.6
Date first
1894
Date last
2010
Obs
6
Pa first
124
Pa last
125
P.A. Now (θ)
125°
Sep first
6.7
Sep last
6.7
Sep. Now (ρ)
6.7"
Mag pri
9.66
Mag sec
11.00
delta mag (ΔM)
1.34
Spectral class
F2 (yellow-white)
Pri motion ra
+008
Sec motion ra
+008
Pri motion dec
-022
Sec motion dec
-022
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
124.6
Precise sep
6.72
Constellation
Lyra
Tycho2
3126-00350-1
last precise pa
124.6
last precise sep
6.72
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18481+4122 ES 1561 2000 3 126 6.5 9.66 11.00 F2 D 184805.03+412154.6
18481+4122 ES 1561 2010 4 125 6.7 9.66 11.00 F2 D 184805.03+412154.6

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