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Current system
20209+3657
ARY 26
HD 193815


Nearby doubles
3' : 20208+3655
SLE1010

6' : 20214+3656
BLL 50

7' : 20204+3656
SLE1007

9' : 20217+3657
SEI1099

10' : 20201+3700
TDT2183AB

11' : 20204+3648
SLE1008

13' : 20200+3702
SLE1005

15' : 20191+3648
COU2286

18' : 20198+3707
ARY 1

20' : 20226+3656
ES 2506

21' : 20227+3651
ES 2190

22' : 20194+3646
SLE1002

23' : 20194+3644
BKO 565

24' : 20192+3647
SEI1081AB

24' : 20214+3720
SLE1012

25' : 20228+3647
KPP 4

25' : 20191+3645
BU 1206AB

26' : 20193+3641
BKO 564

26' : 20191+3644
SLE 997

30' : 20193+3635
AG 253AB

30' : 20184+3658
MLB 417

30' : 20216+3725
SEI1100AB

30' : 20213+3726
KPP2090

31' : 20199+3725
COU2287

31' : 20206+3726
SEI1093

32' : 20191+3635
SEI1080



Selections
Full WDS
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.

20209+3657 ARY 26 (HD 193815)

 
 
20h 20m 56.57s +36° 56' 44.1" P.A. 307.00 sep 111.3 mag 8.50,10.71 Sp F0V
 
 
Coord 2000 20209+3657 Discov num ARY  26 Comp Coord arcsec 2000 20 20 56.57 +36 56 44.1
Date first 1896 Date last 2015 Obs 16
Pa first 308 Pa last 307 P.A. Now (θ) 307°
Sep first 109.0 Sep last 111.312 Sep. Now (ρ) 111.312"
Mag pri 8.50 Mag sec 10.71 delta mag (ΔM) 2.21 Spectral class F0V (yellow-white)
Pri motion ra +024 Sec motion ra +011
Pri motion dec +004 Sec motion dec +010
Notes
rPM=0.588
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 193815 Constellation Cygnus SAO 69872 Tycho2 2684-01465-1
Gaia DR2 2057575899309257728 HD 193815
 
 
WDS 20209+3657 ARY 26 (HD 193815) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ary1977 Ma - Argyle, R.W. ...................
Ary1977 +Mr Webb Society Handbook 1, 1977
Ary1979 Ma j Argyle, R.W. 1979RGOB..184...17A
Ary1979 R. Obs. Bull. #184, 1979
Ary1983 Ma j Argyle, R.W. 1983A&AS...53..177A
Ary1983 A&AS 53, 177, 1983
Ary1989 Mb - Argyle, R.W. ...................
Ary1989 Webb Soc., Double Star Circ. 4, 1989
Ary1992 Ma - Argyle, R.W. ...................
Ary1992 Webb Soc., Double Star Circ. 5, 1992
Ary1994 Ma - Argyle, R.W. ...................
Ary1994 Webb Soc., Double Star Circ. 6, 1994
Ary1998 Ma - Argyle, R.W. ...................
Ary1998 Webb Soc., Double Star Circ. 7, 1998
Ary2000 Ma - Argyle, R.W. ...................
Ary2000 Webb Soc., Double Star Circ. 8, 2000
Ary2001a orb - Argyle, R.W. & Alzner, A. 2001IAUDS.143....1A
Ary2001a Inf. Circ. 143, 1, 2001
Ary2001b Ma - Argyle, R.W. ...................
Ary2001b Webb Soc., Double Star Circ. 9, 2001
Ary2002 Ma - Argyle, R.W. ...................
Ary2002 Webb Soc., Double Star Circ. 10, 2002
Ary2002b orb - Argyle, R.W., Alzner, A. & Horch, E. 2002A&A...384..171A
Ary2002b A&A 384, 171, 2002
Ary2003 Ma j Argyle, R.W. ...................
Ary2003 Webb Soc., Double Star Circ. 11, 2, 2003
Ary2004 Ma j Argyle, R.W. ...................
Ary2004 Webb Soc., Double Star Circ. 12, 1, 2004
Ary2005 Ma j Argyle, R.W. ...................
Ary2005 Webb Soc., Double Star Circ. 13, 1, 2005
Ary2006 Ma j Argyle, R.W. ...................
Ary2006 Webb Soc., Double Star Circ. 14, 2006
Ary2007 Ma j Argyle, R.W. ...................
Ary2007 Webb Soc., Double Star Circ. 15, 2007
Ary2008 Ma j Argyle, R.W. ...................
Ary2008 Webb Soc., Double Star Circ. 16, 2008
Ary2009 Ma j Argyle, R.W. ...................
Ary2009 Webb Soc., Double Star Circ. 17, 2009
Ary2010 orb - Argyle, R.W. & Alzner, A. 2010IAUDS.170....1A
Ary2010 Inf. Circ. 170, 1, 2010
Ary2010b Ma j Argyle, R.W. ...................
Ary2010b Webb Soc., Double Star Circ. 18, 2010
Ary2011 Ma j Argyle, R.W. ...................
Ary2011 Webb Soc., Double Star Circ. 19, 2011
Ary2012 Ma j Argyle, R.W. ...................
Ary2012 Webb Soc., Double Star Circ. 20, 2012
Ary2013 Ma j Argyle, R.W. ...................
Ary2013 Webb Soc., Double Star Circ. 21, 2013
Ary2014 Ma j Argyle, R.W. ...................
Ary2014 Webb Soc., Double Star Circ. 22, 2014
Ary2014b Ma j Argyle, R.W. ...................
Ary2014b Webb Soc., Double Star Circ. 22, 2014
Ary2015 Ma j Argyle, R.W. ...................
Ary2015 Webb Soc., Double Star Circ. 23, 1, 2015
Ary2015b Ma j Argyle, R.W., Alzner, A. & van Leeuwen, F. 2015AN....336..378S
Ary2015b +orb AN 336, 378, 2015
Ary2016 Ma j Argyle, R.W. ...................
Ary2016 Webb Soc., Double Star Circ. 24, 1, 2016
Ary2016b Ma j Argyle, R.W. (measure in Csr2016) ..................
Ary2016b Webb Soc., Double Star Circ. 24, 40, 2016
Ary2017a Ma j Argyle, R.W. ...................
Ary2017a Webb Soc., Double Star Circ. 25, 1, 2017
Ary2017b Ma j Argyle, R.W. ...................
Ary2017b Webb Soc., Double Star Circ. 25, 6, 2017
Ary2018a Ma j Argyle, R.W. ...................
Ary2018a Webb Soc., Double Star Circ. 26, 1, 2018
Ary2019a Ma j Argyle, R.W. ...................
Ary2019a Webb Soc., Double Star Circ. 27, 1, 2019
Ary2020 Ma j Argyle, R.A. .
Ary2020 Webb Soc., Double Star Circ. 28, 1, 2020
Ary2022 Hg j Argyle, R.A. .
Ary2022 Webb Soc., Double Star Circ. 30, 6, 2022
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20209+3657 ARY 26 2002 8 307 110.0 8.50 10.71 D 202056.57+365644.1
20209+3657 ARY 26 2012 10 307 111.6 8.50 10.71 D 202056.57+365644.1
20209+3657 ARY 26 2015 12 307 111.3 8.50 10.71 F0V 202056.57+365644.1

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

 
 
WDS 20209+3657 ARY 26 (HD 193815) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20209+3657 ARY 26 (HD 193815) : MEASURES
 
 
No records found.

 
 
WDS 20209+3657 (HD 193815) : VIRTUAL EYEPIECE
 
 

20209+3657 ARY 26A mag 8.5 Sp F0V 20209+3657 ARY 26B sep 97.6 P.A. 313.30 mag 10.71 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20209+3657 (HD 193815) : ALADIN DSS IMAGE @ 20h 20m 56.57s +36° 56' 44.1"
 
 
 
 
WDS 20209+3657 ARY 26 (HD 193815) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20209+3657 ARY 26 distance=0' 20208+3655 SLE1010 distance=3' 20214+3656 BLL 50 distance=6' 20204+3656 SLE1007 distance=7' 20217+3657 SEI1099 distance=9' 20201+3700 TDT2183AB distance=10' 20201+3700 SEI1087AC distance=10' 20204+3648 SLE1008 distance=11' 20200+3702 SLE1005 distance=13' 20191+3648 COU2286 distance=15' 20198+3707 ARY 1 distance=18' 20226+3656 ES 2506 distance=20' 20227+3651 ES 2190 distance=21' 20194+3646 SLE1002 distance=22' 20194+3644 BKO 565 distance=23' 20192+3647 SEI1081AB distance=24' 20192+3647 TOB 184BC distance=24' 20214+3720 SLE1012 distance=24' 20228+3647 KPP 4 distance=25' 20191+3645 BU 1206AB distance=25' 20193+3641 BKO 564 distance=26' 20191+3644 SLE 997 distance=26' 20193+3635 AG 253AB distance=30' 20193+3635 AG 253AC distance=30' 20184+3658 MLB 417 distance=30' 20216+3725 SEI1100AB distance=30' 20216+3725 SEI1100AC distance=30' 20213+3726 KPP2090 distance=30' 20199+3725 COU2287 distance=31' 20206+3726 SEI1093 distance=31' 20191+3635 SEI1080 distance=32' 20191+3720 TDT2163 distance=33' 20187+3715 SLE 994 distance=33' 20189+3635 BKO 562 distance=34' 20205+3623 SEI1092 distance=35' 20187+3720 SLE 995 distance=36' 20189+3723 BKO 823 distance=36' 20191+3628 SLE 998 distance=38' 20191+3730 SLE 999 distance=40' 20179+3712 SEI1071 distance=40' 20178+3645 SEI1067 distance=40' 20189+3730 TDT2160 distance=42' 20176+3643 SLE 988 distance=43' 20200+3616 BU 431 distance=43' 20188+3620 SEI1077 distance=45' 20242+3720 COU2288 distance=46' 20237+3729 CIA 20 distance=47' 20185+3735 TDT2155 distance=49' 20212+3745 SLE1011 distance=49' 20197+3743 ES 2505 distance=49' 20235+3618 ES 2191 distance=50' 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 20209+3657 ARY 26 307 111.3
Show 20208+3655 SLE1010 352 12.8 3
Show 20214+3656 BLL 50 110 125.6 6
Show 20204+3656 SLE1007 345 9.7 7
Show 20217+3657 SEI1099 288 6.7 9
Show 20201+3700 TDT2183 AB 192 1.6 10
Show 20201+3700 SEI1087 AC 259 11.8 10
Show 20204+3648 SLE1008 42 7.5 11
Show 20200+3702 SLE1005 12 6.5 13
Show 20191+3648 COU2286 120 0.5 15
Show 20198+3707 ARY 1 257 76.6 18
Show 20226+3656 ES 2506 150 5.7 20
Show 20227+3651 ES 2190 187 1.5 21
Show 20194+3646 SLE1002 239 7.9 22
Show 20194+3644 BKO 565 13 11.3 23
Show 20192+3647 SEI1081 AB 231 18.0 24
Show 20192+3647 TOB 184 BC 170 23.9 24
Show 20214+3720 SLE1012 302 10.6 24
Show 20228+3647 KPP 4 176 8.5 25
Show 20191+3645 BU 1206 AB 355 2.2 25
Show 20193+3641 BKO 564 137 11.3 26
Show 20191+3644 SLE 997 339 10.0 26
Show 20193+3635 AG 253 AB 118 9.8 30
Show 20193+3635 AG 253 AC 268 171.9 30
Show 20184+3658 MLB 417 75 4.0 30
Show 20216+3725 SEI1100 AB 286 7.2 30
Show 20216+3725 SEI1100 AC 129 15.4 30
Show 20213+3726 KPP2090 335 16.9 30
Show 20199+3725 COU2287 309 0.2 31
Show 20206+3726 SEI1093 67 6.7 31
Show 20191+3635 SEI1080 72 22.6 32
Show 20191+3720 TDT2163 289 3.7 33
Show 20187+3715 SLE 994 353 14.5 33
Show 20189+3635 BKO 562 241 6.6 34
Show 20205+3623 SEI1092 14 27.3 35
Show 20187+3720 SLE 995 143 8.8 36
Show 20189+3723 BKO 823 201 6.4 36
Show 20191+3628 SLE 998 183 7.5 38
Show 20191+3730 SLE 999 168 10.7 40
Show 20179+3712 SEI1071 11 27.5 40
Show 20178+3645 SEI1067 58 16.6 40
Show 20189+3730 TDT2160 274 6.0 42
Show 20176+3643 SLE 988 115 10.8 43
Show 20200+3616 BU 431 208 0.5 43
Show 20188+3620 SEI1077 330 11.3 45
Show 20242+3720 COU2288 98 0.4 46
Show 20237+3729 CIA 20 300 0.0 47
Show 20185+3735 TDT2155 125 0.6 49
Show 20212+3745 SLE1011 37 7.8 49
Show 20197+3743 ES 2505 247 8.3 49
Show 20235+3618 ES 2191 181 1.9 50

 
 
WDS 20209+3657 : COMPONENTS
 
 
  A
B pa=313.3°
sep=97.64"
 
 
20209+3657 A
 
 
Componente originario normalizzato AB Name HD 193815 Coord arcsec 2000 202056.57+365644.1 Mag 8.5
Spectral class F0V (yellow-white) PmRA 24.00 PmDE 4.0 SAO 69872
Tycho2 2684-01465-1 HD 193815 DM BD+36 4020
Tycho2
Tycho2 2684-01465-1 Pflag RAmdeg 305.23572727 DEmdeg 36.94557840
PmRA 24.6 PmDE 2.4 E RAmdeg 7 E DEmdeg 6
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.91 EpDEm 1991.29
Num 11 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 1.0 BTmag 8.852 E BTmag 0.016 VTmag 8.504
E VTmag 0.013 Prox 999 TYC T HIP
CCDM RAdeg 305.23565500 DEdeg 36.94557306 EpRA 1990 1.58
EpDE 1990 1.77 E RAdeg 6.6 E DEdeg 6.0 Posflg
Corr 0.1
SAO
SAO 69872 DelFlag RA1950 PmRA1950 0.0018
DE1950 PmDE1950 0.02 Vmag 8.5 SpType F0
Double code Source 5 CatNum 1999 DM BD+36 4020
DMcomp BDsup HD 193815 M HD 0
GC RA1950rad 5.31916226 DE1950rad 0.6420368 PmRA2000 0.0021
PmDE2000 0.018
 
 
20209+3657 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202050.64+365751.1 Mag 10.71 PmRA 11.00
PmDE 10.0 Tycho2 2684-01135-1 Calc delta mag 2.21 Calc coord yes
Tycho2
Tycho2 2684-01135-1 Pflag RAmdeg 305.20494882 DEmdeg 36.96419564
PmRA 11.7 PmDE 12.5 E RAmdeg 28 E DEmdeg 27
E pmRA 1.7 E pmDE 1.6 EpRAm 1985.29 EpDEm 1986.68
Num 6 Q RAmdeg 1.8 Q DEmdeg 1.1 Q pmRA 1.7
Q pmDE 1.2 BTmag 11.340 E BTmag 0.060 VTmag 10.710
E VTmag 0.053 Prox 999 TYC T HIP
CCDM RAdeg 305.20493167 DEdeg 36.96416167 EpRA 1990 1.53
EpDE 1990 1.78 E RAdeg 38.3 E DEdeg 32.0 Posflg
Corr 0.0