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Doubles in session


Current system
20183+3953
BKO 822
HD 228834


Nearby doubles
4' : 20184+3950
A 1424

6' : 20178+3956
HJ 2951AB

11' : 20189+3945
COU2537

19' : 20198+3958
MLB1014

20' : 20192+3938
ES 2051

20' : 20199+4000
MLB1015

21' : 20168+3942
STF2663AB

25' : 20167+3938
HO 590AB

25' : 20203+3958
BRT2260

27' : 20163+4007
MLB1013

28' : 20199+3933
HO 593

28' : 20176+4020
BRT2259

29' : 20170+4017
CNT 5

30' : 20188+3924
SEI1078

33' : 20158+3937
ES 1974

33' : 20169+4022
BU 661AB

33' : 20177+3921
SEI1070

37' : 20203+3924
A 1427AB

38' : 20185+3916
MLB 881

38' : 20163+3924
SEI1051

38' : 20204+4021
TDT2186

38' : 20177+4030
HDS2897

38' : 20215+3950
SEI1103

39' : 20191+3916
TRN 28AB

39' : 20200+3921
MLB 882

39' : 20201+3921
ES 2050AB



Selections
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Binary Systems
Triple Systems
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20183+3953 BKO 822 (HD 228834)

 
 
20h 18m 15.65s +39° 53' 05.8" P.A. 60.00 sep 7.1 mag 8.75,12.00 Sp B2I dist. 520.83 pc (1698.95 l.y.)
 
 
Coord 2000 20183+3953 Discov num BKO 822 Comp Coord arcsec 2000 20 18 15.65 +39 53 05.8
Date first 1998 Date last 2014 Obs 5
Pa first 61 Pa last 59.9 P.A. Now (θ) 59.9°
Sep first 7.1 Sep last 7.133 Sep. Now (ρ) 7.133"
Mag pri 8.75 Mag sec 12.00 delta mag (ΔM) 3.25 Spectral class B2I (blue-white)
Pri motion ra -005 Sec motion ra +010
Pri motion dec -010 Sec motion dec -013
Notes
rPM=0.933
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228834 Constellation Cygnus SAO 69798 HIP 100085
Tycho2 3155-01332-1 Gaia DR2 2062241436374469248 HD 228834 BD BD+39 4126
Distance 520.83 Distance ly 1698.95
 
 
WDS 20183+3953 BKO 822 (HD 228834) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
BKO Ladanyi, T. & Berko, E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20183+3953 BKO 822 2009 1 59 7.1 8.70 12.00 201815.65+395305.8
20183+3953 BKO 822 2014 5 60 7.1 8.75 12.00 B2I 201815.65+395305.8

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

 
 
WDS 20183+3953 BKO 822 (HD 228834) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20183+3953 BKO 822 (HD 228834) : MEASURES
 
 
No records found.

 
 
WDS 20183+3953 (HD 228834) : VIRTUAL EYEPIECE
 
 

20183+3953 BKO 822A mag 8.75 Sp B2I 20183+3953 BKO 822B sep 7.1 P.A. 59.90 mag 12 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20183+3953 (HD 228834) : ALADIN DSS IMAGE @ 20h 18m 15.65s +39° 53' 05.8"
 
 
 
 
WDS 20183+3953 BKO 822 (HD 228834) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20183+3953 BKO 822 distance=0' 20184+3950 A 1424 distance=4' 20178+3956 HJ 2951AB distance=6' 20178+3956 FOX9014AC distance=6' 20189+3945 COU2537 distance=11' 20198+3958 MLB1014 distance=19' 20192+3938 ES 2051 distance=20' 20199+4000 MLB1015 distance=20' 20168+3942 DAM1040FG distance=21' 20168+3942 STF2663AB distance=21' 20168+3942 CTT 21AC distance=21' 20168+3942 DAM1040AF distance=21' 20167+3938 HO 590AB distance=25' 20167+3938 HO 590AC distance=25' 20203+3958 BRT2260 distance=25' 20163+4007 MLB1013 distance=27' 20199+3933 HO 593 distance=28' 20176+4020 BRT2259 distance=28' 20170+4017 CNT 5 distance=29' 20188+3924 SEI1078 distance=30' 20158+3937 ES 1974 distance=33' 20169+4022 BU 661AB distance=33' 20169+4022 BU 661AC distance=33' 20177+3921 SEI1070 distance=33' 20203+3924 A 1427AB distance=37' 20203+3924 STF2668AB,C distance=37' 20185+3916 MLB 881 distance=38' 20163+3924 SEI1051 distance=38' 20204+4021 TDT2186 distance=38' 20177+4030 HDS2897 distance=38' 20215+3950 SEI1103 distance=38' 20191+3916 TRN 28AB distance=39' 20191+3916 TRN 28AC distance=39' 20200+3921 MLB 882 distance=39' 20201+3921 ES 2050AB distance=39' 20201+3921 ES 2050AC distance=39' 20203+3922 SEI1091 distance=39' 20177+3914 COU2536 distance=40' 20209+3928 HO 127 distance=40' 20184+4033 ARN 49 distance=40' 20203+3920 SEI1090 distance=41' 20158+4024 TDS1055 distance=42' 20203+3919 BKO 566 distance=42' 20207+3922 SEI1094 distance=43' 20151+3929 MLB 982AB distance=43' 20151+3929 MLB 982BC distance=44' 20208+3922 BKO 568 distance=44' 20206+3919 TDS1061 distance=44' 20188+3909 SEI1079 distance=45' 20206+3917 BKO 567AB distance=46' 20206+3917 BKO 567AC distance=46' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 20183+3953 BKO 822 60 7.1 0
Show 20184+3950 A 1424 46 1.1 4
Show 20178+3956 HJ 2951 AB 125 10.8 6
Show 20178+3956 FOX9014 AC 61 24.4 6
Show 20189+3945 COU2537 295 0.8 11
Show 20198+3958 MLB1014 241 7.6 19
Show 20192+3938 ES 2051 306 4.9 20
Show 20199+4000 MLB1015 89 4.0 20
Show 20168+3942 DAM1040 FG 225 3.5 21
Show 20168+3942 STF2663 AB 322 5.4 21
Show 20168+3942 CTT 21 AC 188 103.0 21
Show 20168+3942 DAM1040 AF 123 22.3 21
Show 20167+3938 HO 590 AB 207 3.5 25
Show 20167+3938 HO 590 AC 88 25.9 25
Show 20203+3958 BRT2260 9 3.2 25
Show 20163+4007 MLB1013 160 4.0 27
Show 20199+3933 HO 593 313 5.0 28
Show 20176+4020 BRT2259 29 1.4 28
Show 20170+4017 CNT 5 331 5.9 29
Show 20188+3924 SEI1078 45 17.7 30
Show 20158+3937 ES 1974 160 2.9 33
Show 20169+4022 BU 661 AB 69 12.3 33
Show 20169+4022 BU 661 AC 217 111.7 33
Show 20177+3921 SEI1070 143 27.9 33
Show 20203+3924 A 1427 AB 143 0.2 37
Show 20203+3924 STF2668 AB,C 280 3.7 37
Show 20185+3916 MLB 881 145 10.3 38
Show 20163+3924 SEI1051 148 22.3 38
Show 20204+4021 TDT2186 349 0.5 38
Show 20177+4030 HDS2897 273 0.3 38
Show 20215+3950 SEI1103 223 17.0 38
Show 20191+3916 TRN 28 AB 80 4.9 39
Show 20191+3916 TRN 28 AC 158 3.2 39
Show 20200+3921 MLB 882 279 5.0 39
Show 20201+3921 ES 2050 AB 92 5.9 39
Show 20201+3921 ES 2050 AC 191 11.2 39
Show 20203+3922 SEI1091 180 27.7 39
Show 20177+3914 COU2536 312 1.8 40
Show 20209+3928 HO 127 94 1.9 40
Show 20184+4033 ARN 49 313 30.2 40
Show 20203+3920 SEI1090 154 13.9 41
Show 20158+4024 TDS1055 163 0.9 42
Show 20203+3919 BKO 566 159 5.9 42
Show 20207+3922 SEI1094 316 27.1 43
Show 20151+3929 MLB 982 AB 183 30.8 43
Show 20151+3929 MLB 982 BC 355 6.0 44
Show 20208+3922 BKO 568 249 8.1 44
Show 20206+3919 TDS1061 345 1.5 44
Show 20188+3909 SEI1079 110 6.2 45
Show 20206+3917 BKO 567 AB 284 5.6 46
Show 20206+3917 BKO 567 AC 87 5.2 46

 
 
WDS 20183+3953 : COMPONENTS
 
 
  A
B pa=59.9°
sep=7.13"
 
 
20183+3953 A
 
 
Name HD 228834 Coord arcsec 2000 201815.65+395305.8 Mag 8.75 Spectral class B2I (blue-white)
PmRA -5.00 PmDE -10.0 SAO 69798 HIP 100085
BD BD+39 4126
SAO
SAO 69798 DelFlag RA1950 PmRA1950 -0.0007
DE1950 PmDE1950 -0.024 Vmag 8.7 SpType K5
Double code Source 5 CatNum 2097 DM BD+39 4126
DMcomp BDsup HD 228834 M HD 0
GC RA1950rad 5.30782558 DE1950rad 0.69338389 PmRA2000 -0.0004
PmDE2000 -0.026
Hipparcos
Catalog H HIP 100085 Proxy RAhms 20 18 15.65
DEdms +39 53 05.8 Vmag 8.72 VarFlag R Vmag H
RAdeg 304.565 DEdeg 39.8849 AstroRef Plx 3.07
CCDM -1.41 N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 228834 BD BD+39 4126
CD CP Dm number +39 4126 VIred 0.07
SpType B3 R SpType Coord arcsec 2000 201815.65+395305.8
Hipparcos 2
HIP 100085 Sn 5 So 0 Nc 1
RArad 5.3156658465 DErad 0.6961235951 Plx 1.92 PmRA -1.44
PmDE -6.86 E RArad 0.52 E DErad 0.55 E Plx 0.7
E pmRA 0.56 E pmDE 0.62 Hpmag E Hpmag 0.0018
SHp 0.017 VA 0 BV 0.097 E BV 0.018
VI 0.11
 
 
20183+3953 B
 
 
Coord arcsec 2000 201816.19+395309.4 Mag 12 PmRA 10.00 PmDE -13.0
Tycho2 3155-01332-1 HD 228834 Delta magnitude 3.25 Coordinate calculated yes
Tycho2
Tycho2 3155-01332-1 Pflag RAmdeg 304.56521914 DEmdeg 39.88492194
PmRA -1.4 PmDE -9.0 E RAmdeg 7 E DEmdeg 7
E pmRA 0.9 E pmDE 1.0 EpRAm 1990.79 EpDEm 1990.87
Num 10 Q RAmdeg 2.1 Q DEmdeg 0.4 Q pmRA 2.2
Q pmDE 0.5 BTmag 8.893 E BTmag 0.016 VTmag 8.752
E VTmag 0.014 Prox 652 TYC T HIP 100085
CCDM RAdeg 304.56522139 DEdeg 39.88494278 EpRA 1990 1.65
EpDE 1990 1.60 E RAdeg 7.1 E DEdeg 7.1 Posflg
Corr 0.0