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Doubles in session


Current system
20214+3656
BLL 50
V2183 Cyg


Nearby doubles
4' : 20217+3657
SEI1099

6' : 20209+3657
ARY 26

7' : 20208+3655
SLE1010

12' : 20204+3656
SLE1007

14' : 20226+3656
ES 2506

15' : 20204+3648
SLE1008

15' : 20201+3700
TDT2183AB

16' : 20227+3651
ES 2190

18' : 20200+3702
SLE1005

19' : 20191+3648
COU2286

20' : 20228+3647
KPP 4

23' : 20198+3707
ARY 1

25' : 20214+3720
SLE1012

26' : 20194+3646
SLE1002

27' : 20194+3644
BKO 565

28' : 20192+3647
SEI1081AB

30' : 20191+3645
BU 1206AB

30' : 20193+3641
BKO 564

30' : 20216+3725
SEI1100AB

30' : 20191+3644
SLE 997

31' : 20213+3726
KPP2090

33' : 20193+3635
AG 253AB

34' : 20206+3726
SEI1093

34' : 20199+3725
COU2287

35' : 20191+3635
SEI1080

35' : 20184+3658
MLB 417



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

20214+3656 BLL 50 (V2183 Cyg)

 
 
20h 21m 21.88s +36° 55' 55.8" P.A. 110.00 sep 125.6 mag 9.54,9.82 Sp M4 dist. 462.96 pc (1510.18 l.y.)
 
 
Coord 2000 20214+3656 Discov num BLL  50 Comp Coord arcsec 2000 20 21 21.88 +36 55 55.8
Date first 1880 Date last 2015 Obs 14
Pa first 111 Pa last 110 P.A. Now (θ) 110°
Sep first 124.7 Sep last 125.583 Sep. Now (ρ) 125.583"
Mag pri 9.54 Mag sec 9.82 delta mag (ΔM) 0.28 Spectral class M4 (red)
Pri motion ra +000 Sec motion ra -003
Pri motion dec -004 Sec motion dec -007
Notes N (See Notes)
rPM=0.557
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V2183 Cyg Constellation Cygnus HIP 120155 Tycho2 2684-00522-1
Gaia DR2 2057564148278709760 HD 193928 BD BD+36 4028 Distance 462.96
Distance ly 1510.18
 
 
WDS 20214+3656 BLL 50 (V2183 Cyg) : NOTES
 
 
discov_num notes refcode
BLL 50 A is the irregular variable BI Cyg. B is BD+36@4028.
 
 
REFERENCES
 
 
refcode metd author reference
Bll1872 orb - Ball, R.S. .
Bll1872 Proc. Royal Irish Acad., June 1872
Bll1884 Ma j Ball, R.S. 1884DunOP...5....1B
Bll1884 Pub. Dunsink Obs. 5, 1, 1884
Bll1913A Ma - Ball, R.S. 1913QB811.B8.......
Bll1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Bll1932A - Ball, R.S. 1932QB821.A43......
Bll1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20214+3656 BLL 50 2004 7 110 125.4 9.54 9.82 M4 N 202121.88+365555.8
20214+3656 BLL 50 2010 11 110 126.0 9.54 9.82 M4 N 202121.88+365555.8
20214+3656 BLL 50 2015 14 110 125.6 9.54 9.82 M4 N 202121.88+365555.8

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

 
 
WDS 20214+3656 BLL 50 (V2183 Cyg) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20214+3656 BLL 50 (V2183 Cyg) : MEASURES
 
 
No records found.

 
 
WDS 20214+3656 (V2183 Cyg) : VIRTUAL EYEPIECE
 
 

20214+3656 BLL 50A mag 9.54 Sp M4 20214+3656 BLL 50B sep 103.7 P.A. 114.50 mag 9.82 virtual eyepiece
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Radius:
Components only
 
 
WDS 20214+3656 (V2183 Cyg) : ALADIN DSS IMAGE @ 20h 21m 21.88s +36° 55' 55.8"
 
 
 
 
WDS 20214+3656 BLL 50 (V2183 Cyg) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20214+3656 BLL 50 distance=1' 20217+3657 SEI1099 distance=4' 20209+3657 ARY 26 distance=6' 20208+3655 SLE1010 distance=7' 20204+3656 SLE1007 distance=12' 20226+3656 ES 2506 distance=14' 20204+3648 SLE1008 distance=15' 20201+3700 TDT2183AB distance=15' 20201+3700 SEI1087AC distance=15' 20227+3651 ES 2190 distance=16' 20200+3702 SLE1005 distance=18' 20191+3648 COU2286 distance=19' 20228+3647 KPP 4 distance=20' 20198+3707 ARY 1 distance=23' 20214+3720 SLE1012 distance=25' 20194+3646 SLE1002 distance=26' 20194+3644 BKO 565 distance=27' 20192+3647 SEI1081AB distance=28' 20192+3647 TOB 184BC distance=29' 20191+3645 BU 1206AB distance=30' 20193+3641 BKO 564 distance=30' 20216+3725 SEI1100AB distance=30' 20216+3725 SEI1100AC distance=30' 20191+3644 SLE 997 distance=30' 20213+3726 KPP2090 distance=31' 20193+3635 AG 253AB distance=33' 20193+3635 AG 253AC distance=33' 20206+3726 SEI1093 distance=34' 20199+3725 COU2287 distance=34' 20191+3635 SEI1080 distance=35' 20184+3658 MLB 417 distance=35' 20205+3623 SEI1092 distance=35' 20191+3720 TDT2163 distance=37' 20189+3635 BKO 562 distance=37' 20187+3715 SLE 994 distance=38' 20191+3628 SLE 998 distance=40' 20189+3723 BKO 823 distance=40' 20187+3720 SLE 995 distance=40' 20242+3720 COU2288 distance=42' 20191+3730 SLE 999 distance=43' 20200+3616 BU 431 distance=44' 20237+3729 CIA 20 distance=44' 20178+3645 SEI1067 distance=45' 20179+3712 SEI1071 distance=45' 20189+3730 TDT2160 distance=46' 20235+3618 ES 2191 distance=46' 20176+3643 SLE 988 distance=47' 20188+3620 SEI1077 distance=48' 20212+3745 SLE1011 distance=50' 20197+3743 ES 2505 distance=52' 20255+3708 DAM1041 distance=52' 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 20214+3656 BLL 50 110 125.6 1
Show 20217+3657 SEI1099 288 6.7 4
Show 20209+3657 ARY 26 307 111.3 6
Show 20208+3655 SLE1010 352 12.8 7
Show 20204+3656 SLE1007 345 9.7 12
Show 20226+3656 ES 2506 150 5.7 14
Show 20204+3648 SLE1008 42 7.5 15
Show 20201+3700 TDT2183 AB 192 1.6 15
Show 20201+3700 SEI1087 AC 259 11.8 15
Show 20227+3651 ES 2190 187 1.5 16
Show 20200+3702 SLE1005 12 6.5 18
Show 20191+3648 COU2286 120 0.5 19
Show 20228+3647 KPP 4 176 8.5 20
Show 20198+3707 ARY 1 257 76.6 23
Show 20214+3720 SLE1012 302 10.6 25
Show 20194+3646 SLE1002 239 7.9 26
Show 20194+3644 BKO 565 13 11.3 27
Show 20192+3647 SEI1081 AB 231 18.0 28
Show 20192+3647 TOB 184 BC 170 23.9 29
Show 20191+3645 BU 1206 AB 355 2.2 30
Show 20193+3641 BKO 564 137 11.3 30
Show 20216+3725 SEI1100 AB 286 7.2 30
Show 20216+3725 SEI1100 AC 129 15.4 30
Show 20191+3644 SLE 997 339 10.0 30
Show 20213+3726 KPP2090 335 16.9 31
Show 20193+3635 AG 253 AB 118 9.8 33
Show 20193+3635 AG 253 AC 268 171.9 33
Show 20206+3726 SEI1093 67 6.7 34
Show 20199+3725 COU2287 309 0.2 34
Show 20191+3635 SEI1080 72 22.6 35
Show 20184+3658 MLB 417 75 4.0 35
Show 20205+3623 SEI1092 14 27.3 35
Show 20191+3720 TDT2163 289 3.7 37
Show 20189+3635 BKO 562 241 6.6 37
Show 20187+3715 SLE 994 353 14.5 38
Show 20191+3628 SLE 998 183 7.5 40
Show 20189+3723 BKO 823 201 6.4 40
Show 20187+3720 SLE 995 143 8.8 40
Show 20242+3720 COU2288 98 0.4 42
Show 20191+3730 SLE 999 168 10.7 43
Show 20200+3616 BU 431 208 0.5 44
Show 20237+3729 CIA 20 300 0.0 44
Show 20178+3645 SEI1067 58 16.6 45
Show 20179+3712 SEI1071 11 27.5 45
Show 20189+3730 TDT2160 274 6.0 46
Show 20235+3618 ES 2191 181 1.9 46
Show 20176+3643 SLE 988 115 10.8 47
Show 20188+3620 SEI1077 330 11.3 48
Show 20212+3745 SLE1011 37 7.8 50
Show 20197+3743 ES 2505 247 8.3 52
Show 20255+3708 DAM1041 256 2.8 52

 
 
WDS 20214+3656 : COMPONENTS
 
 
  A
B pa=114.5°
sep=103.66"
 
 
20214+3656 A
 
 
Componente originario normalizzato AB Name V2183 Cyg Var name BI Cyg Coord arcsec 2000 202121.88+365555.8
Mag 9.54 Spectral class M4 (red) PmRA 0.00 PmDE -4.0
Tycho2 2684-00522-1
Tycho2
Tycho2 2684-00522-1 Pflag RAmdeg 305.34118385 DEmdeg 36.93215599
PmRA -6.1 PmDE -5.6 E RAmdeg 18 E DEmdeg 16
E pmRA 4.0 E pmDE 3.6 EpRAm 1991.03 EpDEm 1991.11
Num 4 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.7 BTmag 12.375 E BTmag 0.154 VTmag 9.542
E VTmag 0.020 Prox 919 TYC T HIP
CCDM RAdeg 305.34120250 DEdeg 36.93216944 EpRA 1990 1.60
EpDE 1990 1.77 E RAdeg 17.8 E DEdeg 16.1 Posflg
Corr 0.1
 
 
20214+3656 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202129.75+365512.8 Mag 9.82 PmRA -3.00
PmDE -7.0 HIP 120155 Tycho2 2684-00384-1 HD 193928
BD BD+36 4028 Calc delta mag 0.28 Calc coord yes
Tycho2
Tycho2 2684-00384-1 Pflag RAmdeg 305.38220953 DEmdeg 36.92021364
PmRA -3.5 PmDE -6.3 E RAmdeg 17 E DEmdeg 16
E pmRA 1.5 E pmDE 1.5 EpRAm 1988.92 EpDEm 1989.58
Num 6 Q RAmdeg 0.6 Q DEmdeg 0.9 Q pmRA 0.6
Q pmDE 0.9 BTmag 10.826 E BTmag 0.038 VTmag 9.822
E VTmag 0.024 Prox 675 TYC T HIP 120155
CCDM RAdeg 305.38222222 DEdeg 36.92022611 EpRA 1990 1.60
EpDE 1990 1.78 E RAdeg 19.2 E DEdeg 16.7 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 120155 Proxy RAhms 20 21 31.73
DEdms +36 55 12.8 Vmag 9.72 VarFlag R Vmag H
RAdeg 305.382 DEdeg 36.9202 AstroRef Plx -0.79
CCDM 20215+3656 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 193928 BD BD+36 4028
CD CP Dm number +36 4028 VIred 0.82
SpType WN6 (SB1) R SpType Coord arcsec 2000 202131.73+365512.8
Hipparcos 2
HIP 120155 Sn 5 So 0 Nc 1
RArad 5.3299250739 DErad 0.644379545 Plx -2.16 PmRA -3.27
PmDE -4.89 E RArad 0.86 E DErad 1.03 E Plx 1.27
E pmRA 1.03 E pmDE 1.08 Hpmag 9.8658 E Hpmag 0.0031
SHp 0.034 VA 0 BV 0.792 E BV 0.025
VI 0.82