20333+4119 HJ 1539AD

 
 
20h 33m 15.08s +41 18' 50.5" P.A. 51.00 sep 18.2 mag 9.23,11.80 Sp O5.5I+O9V dist. 255.75 pc (834.26 l.y.)
 
 
Coord 2000
20333+4119
Discov num
HJ 1539
Comp
AD
Coord arcsec 2000
20 33 15.08 +41 18 50.5
Date first
1828
Date last
2015
Obs
9
Pa first
70
Pa last
51
P.A. Now (θ)
51°
Sep first
15.0
Sep last
18.2
Sep. Now (ρ)
18.2"
Mag pri
9.23
Mag sec
11.80
delta mag (ΔM)
2.57
Spectral class
O5.5I+O9V (blue/blue)
Pri motion ra
-001
Sec motion ra
+002
Pri motion dec
-002
Sec motion dec
-004
Notes
rPM=0.806
This double is not physical.
 
 
20333+4119 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 49781 20333+4119 HER 4 Aa,Ab 1961 2005 4 17 1.1 8.98 14.00 5.02
Show 49781 20333+4119 HER 4 Aa,Ac 1961 2018 6 340 3.1 8.98 14.00 5.02
Show 49781 20333+4119 HJ 1539 AB 1828 2015 22 203 9.5 9.23 10.80 1.57
Show 49781 20333+4119 ARN 77 AC 1893 2015 11 121 38.0 9.23 10.14 0.91
Show 49781 20333+4119 HJ 1539 AD 1828 2015 9 51 18.2 9.23 11.80 2.57 <===
Show 49781 20333+4119 CAN 52 Aa,N 2005 2005 1 354 7.6 5.50 13.30 7.80
Show 49781 20333+4119 CAN 52 Aa,O 2005 2014 5 310 9.2 5.50 12.00 6.50
Show 49781 20333+4119 ARN 77 BC 1892 2015 14 106 37.8 10.80 10.14 0.66
Show 49781 20333+4119 CAN 52 BF 2008 2008 1 230 0.6 6.60 12.00 5.40
Show 49781 20333+4119 CAN 52 BG 2008 2008 1 307 2.8 6.60 14.90 8.30
Show 49781 20333+4119 CAN 52 BH 2008 2008 1 9 3.6 6.60 14.80 8.20
Show 49781 20333+4119 CAN 52 BI 2008 2008 1 298 4.2 6.60 14.00 7.40
Show 49781 20333+4119 CAN 52 BJ 2008 2008 2 203 4.8 6.60 12.50 5.90
Show 49781 20333+4119 CAN 52 BK 2008 2008 1 81 6.9 6.60 15.20 8.60
Show 49781 20333+4119 CAN 52 BL 2008 2008 2 35 8.0 6.60 14.20 7.60
Show 49781 20333+4119 CAN 52 BM 2008 2008 1 16 11.3 6.60 15.40 8.80
Show 49781 20333+4119 MZA 29 CE 1998 2015 11 185 10.2 10.14 15.40 5.26
Show 49781 20333+4119 CAN 52 CP 2005 2005 1 36 1.7 6.60 14.80 8.20
Show 49781 20333+4119 CAN 52 CQ 1998 2015 7 248 10.3 6.60 11.60 5.00
Show 49781 20333+4119 CAN 52 DN 2008 2008 1 256 15.5 8.80 15.30 6.50
Show 49781 20333+4119 CAN 52 DR 2008 2008 2 174 2.7 8.20 14.30 6.10
Show 49781 20333+4119 CAN 52 DS 2008 2008 2 317 3.0 8.20 13.10 4.90
Show 49781 20333+4119 CAN 52 DT 2008 2008 1 314 4.8 8.20 15.70 7.50
Show 49781 20333+4119 CAN 52 DU 2008 2008 2 342 5.2 8.20 14.40 6.20
Show 49781 20333+4119 CAN 52 DV 2008 2008 1 303 6.0 8.20 14.90 6.70
Show 49781 20333+4119 CAN 52 DW 2008 2008 1 271 7.9 8.20 16.00 7.80
Show 49781 20333+4119 CAN 52 DX 2008 2008 1 50 8.2 8.20 16.40 8.20
Show 49781 20333+4119 CAN 52 DY 2008 2008 1 147 8.7 8.20 15.00 6.80
Show 49781 20333+4119 CAN 52 D,Za 2008 2008 1 48 9.0 8.20 15.90 7.70
Show 49781 20333+4119 CAN 52 D,Zb 2008 2008 1 78 10.4 8.20 16.50 8.30
Show 49781 20333+4119 CAN 52 D,Zc 2008 2008 1 83 10.6 8.20 16.70 8.50
Show 49781 20333+4119 CAN 52 D,Zd 2008 2008 1 136 11.1 8.20 16.70 8.50
Show 49781 20333+4119 CAN 52 D,Ze 1998 2014 5 67 12.5 8.20 15.30 7.10
Show 49781 20333+4119 CAN 52 D,Zf 2008 2008 1 326 13.5 8.20 16.20 8.00
33-fold system
25 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
51.2
Precise sep
18.19
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 HJ 1539 AD 1998 4 51 18.1 9.23 11.80 O6e D 203315.08+411850.5
20333+4119 HJ 1539 AD 2009 5 52 18.3 9.23 11.80 O6e D 203315.08+411850.5
20333+4119 HJ 1539 AD 2014 8 51 18.2 9.23 11.80 O6e 203315.08+411850.5
20333+4119 HJ 1539 AD 2015 9 51 18.2 9.23 11.80 O6e 203315.08+411850.5

If you need more information about this double, apply for a data request form to the WDS.