20333+4119 HER   4Aa,Ab

 
 
20h 33m 15.08s +41 18' 50.5" P.A. 200 sep 0.9 mag 8.98,14.00 Sp O6e dist. 255.75 pc (834.26 l.y.)
 
 
Coord 2000
20333+4119
Discov num
HER   4
Comp
Aa,Ab
Coord arcsec 2000
20 33 15.08 +41 18 50.5
Date first
1961
Date last
1961
Obs
1
Pa first
200
Pa last
200
P.A. Now (θ)
200°
Sep first
0.9
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
8.98
Mag sec
14.00
delta mag (ΔM)
5.02
Spectral class
O6e (blue)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20333+4119 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20333+4119 HER 4 Aa,Ab 1961 1961 1 200 0.9 8.98 14.00 5.02 <===
Show 20333+4119 HER 4 Aa,Ac 1961 1961 1 350 4.0 8.98 14.00 5.02
Show 20333+4119 HJ 1539 AB 1828 2015 17 203 9.5 9.23 10.80 1.57
Show 20333+4119 ARN 77 AC 1893 2015 11 121 38.0 9.23 10.14 0.91
Show 20333+4119 HJ 1539 AD 1828 2015 9 51 18.2 9.23 11.80 2.57
Show 20333+4119 ARN 77 BC 1892 2015 14 106 37.8 10.80 10.14 0.66
Show 20333+4119 MZA 29 CE 1998 2015 8 185 10.2 10.14 15.40 5.26
Septuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
200
Precise sep
0.9
Constellation
Cygnus
SAO
49781
HIP
101425
Tycho2
3161-01325-1
Gaia DR2
24247057920
BD
BD+40 4227
Distance
255.75
Distance ly
834.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20333+4119 HER 4 Aa,Ab 1961 1 200 0.9 8.98 14.00 O6e 203315.08+411850.5

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