19521+4548 SMA 105

 
 
19h 52m 01.76s +45 49' 04.1" P.A. 322 sep 12.5 mag 12.30,12.70
 
 
Coord 2000
19521+4548
Discov num
SMA 105
Comp
Coord arcsec 2000
19 52 01.76 +45 49 04.1
Date first
1892
Date last
2010
Obs
8
Pa first
318
Pa last
322
P.A. Now (θ)
322°
Sep first
12.0
Sep last
12.5
Sep. Now (ρ)
12.5"
Mag pri
12.30
Mag sec
12.70
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
-003
Sec motion ra
+002
Pri motion dec
-003
Sec motion dec
+007
Notes
rPM=1.536
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
322.2
Precise sep
12.54
Cdsa2 id
SMA 105
Constellation
Cygnus
Ra deg
19.867155555555556
De deg
45.81780555555556
last precise pa
322.2
last precise sep
12.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19521+4548 SMA 105 1921 4 317 12.1 11.00 11.50 195260.00+454800.0
19521+4548 SMA 105 1998 5 322 12.5 12.40 12.70 D 195201.76+454904.1
19521+4548 SMA 105 2007 6 322 12.5 12.40 12.70 D 195201.76+454904.1
19521+4548 SMA 105 2010 8 322 12.4 12.30 12.70 195201.76+454904.1

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