19504+4541 SMA  99

 
 
19h 50m 18.60s +45 41' 40.8" P.A. 116 sep 4.2 mag 12.41,12.46
 
 
Coord 2000
19504+4541
Discov num
SMA  99
Comp
Coord arcsec 2000
19 50 18.60 +45 41 40.8
Date first
1892
Date last
2003
Obs
5
Pa first
114
Pa last
116
P.A. Now (θ)
116°
Sep first
3.8
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
12.41
Mag sec
12.46
delta mag (ΔM)
0.05
Spectral class
Pri motion ra
-005
Sec motion ra
+027
Pri motion dec
+011
Sec motion dec
-002
Notes
B (Blue magnitudes)
rPM=1.276
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
116.4
Precise sep
4.174
Constellation
Cygnus
last precise pa
116.4
last precise sep
4.174
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19504+4541 SMA 99 1998 4 116 4.2 12.41 12.46 DB 195018.60+454140.8
19504+4541 SMA 99 2003 5 116 4.2 12.41 12.46 DB 195018.60+454140.8

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