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Doubles in session


Current system
20210+3919
TOB 186 BC


Nearby doubles
4' : 20208+3919
TDT2196

5' : 20208+3922
BKO 568

6' : 20207+3922
SEI1094

6' : 20206+3919
TDS1061

6' : 20206+3917
BKO 567AB

10' : 20203+3919
BKO 566

10' : 20203+3920
SEI1090

10' : 20203+3922
SEI1091

11' : 20209+3928
HO 127

12' : 20203+3924
A 1427AB

12' : 20201+3921
ES 2050AB

13' : 20200+3921
MLB 882

17' : 20216+3902
SEI1101

18' : 20214+3900
GRV 334

21' : 20199+3933
HO 593

23' : 20191+3916
TRN 28AB

23' : 20230+3913
STTA206AB

26' : 20221+3855
SEI1104

28' : 20188+3924
SEI1078

28' : 20188+3909
SEI1079

29' : 20192+3859
HO 126AB

29' : 20235+3918
SEI1111

30' : 20192+3938
ES 2051

30' : 20185+3916
MLB 881

31' : 20190+3900
HO 125

31' : 20198+3852
SLE1004



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.

20210+3919 TOB 186 BC

 
 
20h 21m 03.80s +39° 17' 52.5" P.A. 51.00 sep 16.2 mag 12.19,12.09
 
 
Coord 2000 20210+3919 Discov num TOB 186 Comp BC Coord arcsec 2000 20 21 03.80 +39 17 52.5
Date first 1983 Date last 2015 Obs 10
Pa first 44 Pa last 51 P.A. Now (θ) 51°
Sep first 16.1 Sep last 16.242 Sep. Now (ρ) 16.242"
Mag pri 12.19 Mag sec 12.09 delta mag (ΔM) 0.1 Spectral class
Pri motion ra +004 Sec motion ra -001
Pri motion dec +013 Sec motion dec -003
Notes
rPM=1.232
This double is not physical.
 
 
20210+3919 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 21 02 +39 17 34 SEI 1097 AB 2015 23 44 27.2 11.20 12.19 0.99
Show 20 21 04 +39 17 52 TOB 186 BC 2015 10 51 16.2 12.19 12.09 0.10 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3152-00343-1 Gaia DR2 2061412370255626752
 
 
WDS 20210+3919 TOB 186 BC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
Tob2000 Mb u Tobal, T. 2000O&T....52...67T
Tob2000 Obs. et Travaux 52, 67, 2000
Tob2003 M+ j Tobal, T. ...................
Tob2003 +Pa OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003
Tob2003 +Z
Tob2005a Pu j Tobal, T. ...................
Tob2005a Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 1, 2004)
Tob2005b Pu j Tobal, T. ...................
Tob2005b Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 2, 2004)
Tob2005c Pu j Tobal, T. ...................
Tob2005c Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 3, 2004)
Tob2005d Pp j Tobal, T. ...................
Tob2005d Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 4, 2004)
Tob2005e Pp j Tobal, T. ...................
Tob2005e Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 5, 2004)
Tob2005f Pp j Tobal, T. ...................
Tob2005f Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 6, 2004)
Tob2005g Pp j Tobal, T. ...................
Tob2005g Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 7, 2004)
Tob2005h Pu j Tobal, T. ...................
Tob2005h Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 8, 2005)
Tob2005i Pp j Tobal, T. ...................
Tob2005i Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 9, 2005)
Tob2005j Pp j Tobal, T. & Martin, I.T. ...................
Tob2005j Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 10, 2005)
Tob2006a Pp j Tobal, T. ...................
Tob2006a Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 11, 2006)
Tob2006b Pp j Tobal, T. ...................
Tob2006b Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 12, 2006)
Tob2006c Pa j Tobal, T. ...................
Tob2006c Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 13, 2006)
Tob2006d Pa j Tobal, T. ...................
Tob2006d Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 14, 2006)
Tob2007a Pu j Tobal, T. ...................
Tob2007a Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 15, 2007)
Tob2007b Pa j Tobal, T. ...................
Tob2007b Webb Soc., Double Star Circ. 16, 2008 (also OAG General Cat. Suppl. 20, 2007)
Tob2008 Pa j Tobal, T. ...................
Tob2008 OAG General Cat. Suppl. 21, 2008
Tob2009 Pa j Tobal, T. ...................
Tob2009 Webb Soc., Double Star Circ. 18, 2010 (also OAG General Cat. Suppl. 23, 2009)
Tob2012a Pa j Tobal, T. ...................
Tob2012a GWP Catalog, part I (equatorial zone), OAG CPMWP Survey (2012)
Tob2012b not - Tobal, T. ...................
Tob2012b private communication, 2012
Tob2012c Pa j Tobal, T. ...................
Tob2012c Webb Soc., Double Star Circ. 20, 2012 (also OAG General Cat. Suppl. 26, 2010)
Tob2016 Pa j Tobal, T. ...................
Tob2016 GWP Catalog, part II (equatorial zone), OAG CPMWP Survey (2016)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20210+3919 TOB 186 BC 1998 3 51 16.5 12.02 12.09 D 202103.80+391752.5
20210+3919 TOB 186 BC 2008 4 52 16.4 12.02 12.09 D 202103.80+391752.5
20210+3919 TOB 186 BC 2015 6 51 16.2 12.19 12.09 202103.80+391752.5

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

 
 
WDS 20210+3919 TOB 186 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20210+3919 TOB 186 BC : MEASURES
 
 
No records found.

 
 
WDS 20210+3919 : VIRTUAL EYEPIECE
 
 

20210+3919 SEI1097A mag 11.2 20210+3919 TOB 186B sep 26.7 P.A. 45.20 mag 12.19 20210+3919 TOB 186C sep 40.8 P.A. 44.70 mag 12.09 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 20210+3919 : ALADIN DSS IMAGE @ 20h 21m 03.80s +39° 17' 52.5"
 
 
 
 
WDS 20210+3919 TOB 186 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20210+3919 TOB 186BC distance=1' 20210+3919 SEI1097AB distance=1' 20208+3919 TDT2196 distance=4' 20208+3922 BKO 568 distance=5' 20207+3922 SEI1094 distance=6' 20206+3919 TDS1061 distance=6' 20206+3917 BKO 567AB distance=6' 20206+3917 BKO 567AC distance=6' 20203+3919 BKO 566 distance=10' 20203+3920 SEI1090 distance=10' 20203+3922 SEI1091 distance=10' 20209+3928 HO 127 distance=11' 20203+3924 A 1427AB distance=12' 20203+3924 STF2668AB,C distance=12' 20201+3921 ES 2050AB distance=12' 20201+3921 ES 2050AC distance=12' 20200+3921 MLB 882 distance=13' 20216+3902 SEI1101 distance=17' 20214+3900 GRV 334 distance=18' 20199+3933 HO 593 distance=21' 20230+3913 SEI1107BC distance=23' 20191+3916 TRN 28AB distance=23' 20191+3916 TRN 28AC distance=23' 20230+3913 STTA206AB distance=23' 20230+3913 STTA206AD distance=23' 20221+3855 SEI1104 distance=26' 20188+3924 SEI1078 distance=28' 20188+3909 SEI1079 distance=28' 20192+3859 HO 126AB distance=29' 20192+3859 HO 126AC distance=29' 20235+3918 SEI1111 distance=29' 20192+3938 ES 2051 distance=30' 20185+3916 MLB 881 distance=30' 20190+3900 HO 125 distance=31' 20198+3852 SLE1004 distance=31' 20229+3856 SEI1106 distance=31' 20215+3950 SEI1103 distance=33' 20239+3912 J 129 distance=33' 20241+3912 SEI1115 distance=36' 20237+3937 ALI1141 distance=36' 20240+3906 FGS 32 distance=36' 20189+3945 COU2537 distance=38' 20236+3854 TDT2232AB distance=38' 20236+3854 GII 51AC distance=38' 20236+3854 GII 51Aa,Ab distance=38' 20177+3921 SEI1070 distance=40' 20236+3852 TDT2233 distance=40' 20204+3840 SEI1088AB distance=40' 20204+3840 SEI1089AC distance=40' 20177+3914 COU2536 distance=40' 20202+3840 SLE1006AB distance=40' 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 20210+3919 TOB 186 BC 51 16.2 1
Show 20210+3919 SEI1097 AB 44 27.2 1
Show 20208+3919 TDT2196 192 0.4 4
Show 20208+3922 BKO 568 249 8.1 5
Show 20207+3922 SEI1094 316 27.1 6
Show 20206+3919 TDS1061 345 1.5 6
Show 20206+3917 BKO 567 AB 284 5.6 6
Show 20206+3917 BKO 567 AC 87 5.2 6
Show 20203+3919 BKO 566 159 5.9 10
Show 20203+3920 SEI1090 154 13.9 10
Show 20203+3922 SEI1091 180 27.7 10
Show 20209+3928 HO 127 94 1.9 11
Show 20203+3924 A 1427 AB 132 0.2 12
Show 20203+3924 STF2668 AB,C 280 3.5 12
Show 20201+3921 ES 2050 AB 92 5.9 12
Show 20201+3921 ES 2050 AC 191 11.2 12
Show 20200+3921 MLB 882 279 5.0 13
Show 20216+3902 SEI1101 11 11.6 17
Show 20214+3900 GRV 334 275 31.1 18
Show 20199+3933 HO 593 313 5.0 21
Show 20230+3913 SEI1107 BC 69 19.3 23
Show 20191+3916 TRN 28 AB 80 4.9 23
Show 20191+3916 TRN 28 AC 158 3.2 23
Show 20230+3913 STTA206 AB 254 43.7 23
Show 20230+3913 STTA206 AD 259 24.5 23
Show 20221+3855 SEI1104 195 18.2 26
Show 20188+3924 SEI1078 45 17.7 28
Show 20188+3909 SEI1079 110 6.2 28
Show 20192+3859 HO 126 AB 163 2.2 29
Show 20192+3859 HO 126 AC 247 37.0 29
Show 20235+3918 SEI1111 10 25.3 29
Show 20192+3938 ES 2051 306 4.9 30
Show 20185+3916 MLB 881 145 10.3 30
Show 20190+3900 HO 125 196 3.5 31
Show 20198+3852 SLE1004 166 11.2 31
Show 20229+3856 SEI1106 109 3.8 31
Show 20215+3950 SEI1103 223 17.0 33
Show 20239+3912 J 129 35 3.3 33
Show 20241+3912 SEI1115 181 23.6 36
Show 20237+3937 ALI1141 21 11.5 36
Show 20240+3906 FGS 32 -1 -1.0 36
Show 20189+3945 COU2537 295 0.8 38
Show 20236+3854 TDT2232 AB 211 1.5 38
Show 20236+3854 GII 51 AC 356 3.2 38
Show 20236+3854 GII 51 Aa,Ab 115 0.1 38
Show 20177+3921 SEI1070 143 27.9 40
Show 20236+3852 TDT2233 151 2.4 40
Show 20204+3840 SEI1088 AB 238 4.3 40
Show 20204+3840 SEI1089 AC 17 28.2 40
Show 20177+3914 COU2536 312 1.8 40
Show 20202+3840 SLE1006 AB 156 16.0 40

 
 
WDS 20210+3919 : COMPONENTS
 
 
  A B
B pa=45.2°
sep=26.67"
 
C pa=44.7°
sep=40.81"
pa=43.7°
sep=14.14"
 
 
20210+3919 A
 
 
Coord arcsec 2000 202102.17+391733.7 Mag 11.2 PmRA -4.00 PmDE -22.0
Tycho2 3152-00403-1
Tycho2
Tycho2 3152-00403-1 Pflag RAmdeg 305.25903047 DEmdeg 39.29269713
PmRA -5.1 PmDE -19.9 E RAmdeg 48 E DEmdeg 43
E pmRA 1.6 E pmDE 1.5 EpRAm 1977.07 EpDEm 1979.55
Num 7 Q RAmdeg 0.4 Q DEmdeg 1.7 Q pmRA 0.4
Q pmDE 1.7 BTmag 11.784 E BTmag 0.083 VTmag 11.199
E VTmag 0.085 Prox 264 TYC HIP
CCDM RAdeg 305.25904083 DEdeg 39.29274722 EpRA 1990 1.48
EpDE 1990 1.72 E RAdeg 60.9 E DEdeg 49.9 Posflg
Corr -0.1
 
 
20210+3919 B
 
 
Coord arcsec 2000 202103.80+391752.5 Coord calc 202103.80+391752.5 Mag 12.19 PmRA 4.00
PmDE 13.0 Calc delta mag 0.99
 
 
20210+3919 C
 
 
Coord arcsec 2000 202104.64+391802.7 Mag 12.09 PmRA -1.00 PmDE -3.0
Tycho2 3152-00343-1 Calc delta mag 0.89 Calc coord yes
Tycho2
Tycho2 3152-00343-1 Pflag RAmdeg 305.26583450 DEmdeg 39.29791408
PmRA 3.6 PmDE 13.5 E RAmdeg 84 E DEmdeg 73
E pmRA 1.9 E pmDE 1.7 EpRAm 1952.32 EpDEm 1958.81
Num 6 Q RAmdeg 0.8 Q DEmdeg 2.0 Q pmRA 0.8
Q pmDE 2.0 BTmag 12.249 E BTmag 0.158 VTmag 12.024
E VTmag 0.181 Prox 169 TYC HIP
CCDM RAdeg 305.26581889 DEdeg 39.29786972 EpRA 1990 1.47
EpDE 1990 1.70 E RAdeg 113.5 E DEdeg 93.2 Posflg
Corr -0.1