20090+4045 OPI9003AC

 
 
20h 09m 03.33s +40 44' 08.1" P.A. 195 sep 60.1 mag 10.60,11.30 Sp M4
 
 
Coord 2000
20090+4045
Discov num
OPI9003
Comp
AC
Coord arcsec 2000
20 09 03.33 +40 44 08.1
Date first
1925
Date last
2010
Obs
7
Pa first
195
Pa last
195
P.A. Now (θ)
195°
Sep first
60.0
Sep last
60.1
Sep. Now (ρ)
60.1"
Mag pri
10.60
Mag sec
11.30
delta mag (ΔM)
0.7
Spectral class
M4 (red)
Pri motion ra
+001
Sec motion ra
-001
Pri motion dec
-007
Sec motion dec
-008
Notes
Nature of this double is uncertain.
 
 
20090+4045 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20090+4045 HJ 1487 AB 1828 2006 4 298 14.3 10.60 13.60 3.00
Show 20090+4045 OPI9003 AC 1925 2010 7 195 60.1 10.60 11.30 0.70 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
last precise pa
195
last precise sep
60.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20090+4045 OPI9003 AC 2010 4 195 60.1 10.60 11.30 M4 200903.33+404408.1

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