19574+3931 SEI 746

 
 
19h 57m 27.60s +39 30' 48.7" P.A. 324 sep 26.3 mag 10.00,12.42 Sp A3
 
 
Coord 2000
19574+3931
Discov num
SEI 746
Comp
Coord arcsec 2000
19 57 27.60 +39 30 48.7
Date first
1896
Date last
2010
Obs
5
Pa first
325
Pa last
324
P.A. Now (θ)
324°
Sep first
26.6
Sep last
26.3
Sep. Now (ρ)
26.3"
Mag pri
10.00
Mag sec
12.42
delta mag (ΔM)
2.42
Spectral class
A3 (white)
Pri motion ra
-001
Sec motion ra
+001
Pri motion dec
+003
Sec motion dec
+002
Notes
rPM=0.707
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
323.6
Precise sep
26.28
Constellation
Cygnus
Tycho2
3141-03083-1
HD
226785
last precise pa
323.6
last precise sep
26.28
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19574+3931 SEI 746 1998 3 324 26.3 9.99 11.80 D 195727.60+393048.7
19574+3931 SEI 746 2002 4 324 26.3 9.99 11.80 D 195727.60+393048.7
19574+3931 SEI 746 2010 5 324 26.3 10.00 12.42 A3 195727.60+393048.7

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