19418+3056 TDT1645

 
 
19h 41m 49.44s +30 55' 43.4" P.A. 208 sep 1.1 mag 10.60,10.82 Sp F8IV
 
 
Coord 2000
19418+3056
Discov num
TDT1645
Comp
Coord arcsec 2000
19 41 49.44 +30 55 43.4
Date first
1991
Date last
2009
Obs
2
Pa first
203
Pa last
208
P.A. Now (θ)
208°
Sep first
0.6
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
10.60
Mag sec
10.82
delta mag (ΔM)
0.22
Spectral class
F8IV (yellow-white)
Pri motion ra
-019
Sec motion ra
-019
Pri motion dec
-012
Sec motion dec
-012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
208.1
Precise sep
1.11
Cdsa2 id
TDT 1645
Constellation
Cygnus
Tycho2
2656-04323-1
HD
332342
Ra deg
19.697066666666668
De deg
30.928722222222223
last precise pa
208.1
last precise sep
1.11
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19418+3056 TDT1645 1991 1 203 0.6 10.60 10.82 194149.44+305543.4
19418+3056 TDT1645 2009 2 208 1.1 10.60 10.82 F8IV 194149.44+305543.4

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