19254+3418 SEI 598

 
 
19h 25m 26.95s +34 18' 14.3" P.A. 147 sep 25.2 mag 10.87,11.68
 
 
Coord 2000
19254+3418
Discov num
SEI 598
Comp
Coord arcsec 2000
19 25 26.95 +34 18 14.3
Date first
1895
Date last
2017
Obs
8
Pa first
147
Pa last
147
P.A. Now (θ)
147°
Sep first
24.8
Sep last
25.2
Sep. Now (ρ)
25.2"
Mag pri
10.87
Mag sec
11.68
delta mag (ΔM)
0.81
Spectral class
Pri motion ra
+001
Sec motion ra
+000
Pri motion dec
+004
Sec motion dec
+001
Notes
rPM=0.767
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.8
Precise sep
25.182
Constellation
Lyra
Tycho2
2662-00502-1
last precise pa
146.8
last precise sep
25.182
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19254+3418 SEI 598 2000 5 146 25.1 10.87 11.61 D 192526.95+341814.3
19254+3418 SEI 598 2002 6 146 25.1 10.87 11.61 D 192526.95+341814.3
19254+3418 SEI 598 2010 7 146 25.2 10.87 11.68 192526.95+341814.3
19254+3418 SEI 598 2017 8 147 25.2 10.87 11.68 192526.95+341814.3

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