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
Cdsa2 id
SEI 746
Constellation
Cygnus
Ra deg
19.957666666666665
De deg
39.513527777777774
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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