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Current system
21140+3809
SEI 1456


Nearby doubles
2' : 21140+3808
GUR 20

5' : 21138+3812
SMA 144

8' : 21137+3815
GUR 17

8' : 21144+3803
SEI1461AB

9' : 21138+3800
KPP 786

10' : 21146+3813
GUR 23

10' : 21133+3803
TOB 214

12' : 21148+3803
AGC 13AB

12' : 21149+3806
GUR 28

14' : 21129+3815
GUR 14

15' : 21140+3755
SEI1457

15' : 21127+3807
GUR 12

16' : 21127+3806
GUR 11

17' : 21144+3753
SEI1460

19' : 21124+3810
COU1971AB

19' : 21123+3808
TDT2822

19' : 21126+3819
GUR 10

22' : 21139+3830
COU1817

22' : 21137+3830
GUR 18

25' : 21146+3832
SEI1464AB

27' : 21117+3818
SMA 136

28' : 21122+3828
SMA 137

28' : 21133+3835
SMA 140

29' : 21133+3744
SMA 141

29' : 21152+3833
ES 2061

29' : 21133+3743
SMA 142



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21140+3809 SEI 1456

 
 
21h 13m 55.21s +38° 08' 37.0" P.A. 357.00 sep 21.0 mag 12.08,12.18
 
 
Coord 2000 21140+3809 Discov num SEI1456 Comp Coord arcsec 2000 21 13 55.21 +38 08 37.0
Date first 1895 Date last 2015 Obs 11
Pa first 356 Pa last 356.7 P.A. Now (θ) 356.7°
Sep first 21.2 Sep last 20.992 Sep. Now (ρ) 20.992"
Mag pri 12.08 Mag sec 12.18 delta mag (ΔM) 0.1 Spectral class
Pri motion ra -004 Sec motion ra -001
Pri motion dec -006 Sec motion dec +000
Notes
rPM=0.93
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3169-00944-1 Gaia DR2 1964982206896190336
 
 
WDS 21140+3809 SEI 1456 : 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
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21140+3809 SEI1456 1998 5 357 20.9 12.49 11.87 D 211355.21+380837.0
21140+3809 SEI1456 2002 6 357 20.9 12.49 11.87 D 211355.21+380837.0
21140+3809 SEI1456 2010 7 357 20.9 12.08 12.18 211355.21+380837.0
21140+3809 SEI1456 2015 8 357 21.0 12.08 12.18 211355.21+380837.0

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

 
 
WDS 21140+3809 SEI 1456 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21140+3809 SEI 1456 : MEASURES
 
 
No records found.

 
 
WDS 21140+3809 : VIRTUAL EYEPIECE
 
 

21140+3809 SEI1456A mag 12.08 21140+3809 SEI1456B sep 21.0 P.A. 357.40 mag 12.18 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21140+3809 : ALADIN DSS IMAGE @ 21h 13m 55.21s +38° 08' 37.0"
 
 
 
 
WDS 21140+3809 SEI 1456 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21140+3809 SEI1456 distance=1' 21140+3808 GUR 20 distance=2' 21138+3812 SMA 144 distance=5' 21137+3815 GUR 17 distance=8' 21144+3803 SEI1461AB distance=8' 21144+3803 GUR 21AC distance=8' 21138+3800 KPP 786 distance=9' 21146+3813 GUR 23 distance=10' 21133+3803 TOB 214 distance=10' 21148+3803 AGC 13AB distance=12' 21148+3803 AGC 13AC distance=12' 21148+3803 AGC 13AE distance=12' 21148+3803 AGC 13AF distance=12' 21148+3803 DAL 38AG distance=12' 21148+3803 LEP 100AI distance=12' 21148+3803 AGC 13AB,D distance=12' 21148+3803 FYM 110AK distance=12' 21148+3803 FYM 110AJ distance=12' 21148+3803 FYM 110AL distance=12' 21149+3806 GUR 28 distance=12' 21148+3803 JOD 20Fa,Fb distance=13' 21129+3815 GUR 14 distance=14' 21148+3803 DAL 38GH distance=14' 21140+3755 SEI1457 distance=15' 21127+3807 GUR 12 distance=15' 21127+3806 GUR 11 distance=16' 21144+3753 SEI1460 distance=17' 21124+3810 COU1971AB distance=19' 21124+3810 GUR 9AC distance=19' 21124+3810 GUR 9AD distance=19' 21124+3810 GUR 9AE distance=19' 21123+3808 TDT2822 distance=19' 21126+3819 GUR 10 distance=19' 21139+3830 COU1817 distance=22' 21137+3830 GUR 18 distance=22' 21146+3832 SEI1464AB distance=25' 21146+3832 GUR 24AC distance=25' 21146+3832 GUR 24AD distance=25' 21117+3818 SMA 136 distance=27' 21122+3828 SMA 137 distance=28' 21133+3835 SMA 140 distance=28' 21133+3744 SMA 141 distance=29' 21152+3833 ES 2061 distance=29' 21133+3743 SMA 142 distance=29' 21139+3838 GUR 19 distance=30' 21154+3745 SMA 146 distance=30' 21125+3834 SEI1445 distance=31' 21151+3741 SEI1474 distance=32' 21161+3747 COU1819 distance=34' 21166+3817 SMA 147 distance=34' 21167+3803 DAM1262 distance=34' 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 21140+3809 SEI1456 357 21.0 1
Show 21140+3808 GUR 20 17 1.6 2
Show 21138+3812 SMA 144 326 15.4 5
Show 21137+3815 GUR 17 105 9.6 8
Show 21144+3803 SEI1461 AB 136 10.7 8
Show 21144+3803 GUR 21 AC 183 23.9 8
Show 21138+3800 KPP 786 20 6.8 9
Show 21146+3813 GUR 23 60 10.4 10
Show 21133+3803 TOB 214 212 23.4 10
Show 21148+3803 AGC 13 AB 190 1.1 12
Show 21148+3803 AGC 13 AC 211 73.0 12
Show 21148+3803 AGC 13 AE 257 86.9 12
Show 21148+3803 AGC 13 AF 184 89.5 12
Show 21148+3803 DAL 38 AG 109 120.9 12
Show 21148+3803 LEP 100 AI 77 534.5 12
Show 21148+3803 AGC 13 AB,D 208 205.4 12
Show 21148+3803 FYM 110 AK 316 99.0 12
Show 21148+3803 FYM 110 AJ 127 49.7 12
Show 21148+3803 FYM 110 AL 290 32.8 12
Show 21149+3806 GUR 28 115 0.3 12
Show 21148+3803 JOD 20 Fa,Fb 349 0.9 13
Show 21129+3815 GUR 14 204 7.8 14
Show 21148+3803 DAL 38 GH 108 8.6 14
Show 21140+3755 SEI1457 27 10.6 15
Show 21127+3807 GUR 12 323 2.6 15
Show 21127+3806 GUR 11 39 0.4 16
Show 21144+3753 SEI1460 259 6.9 17
Show 21124+3810 COU1971 AB 283 0.6 19
Show 21124+3810 GUR 9 AC 112 16.9 19
Show 21124+3810 GUR 9 AD 64 9.8 19
Show 21124+3810 GUR 9 AE 75 18.4 19
Show 21123+3808 TDT2822 185 0.6 19
Show 21126+3819 GUR 10 294 5.3 19
Show 21139+3830 COU1817 110 0.6 22
Show 21137+3830 GUR 18 301 14.1 22
Show 21146+3832 SEI1464 AB 264 28.9 25
Show 21146+3832 GUR 24 AC 264 7.4 25
Show 21146+3832 GUR 24 AD 218 5.4 25
Show 21117+3818 SMA 136 122 3.8 27
Show 21122+3828 SMA 137 121 9.6 28
Show 21133+3835 SMA 140 127 17.2 28
Show 21133+3744 SMA 141 149 7.3 29
Show 21152+3833 ES 2061 298 3.4 29
Show 21133+3743 SMA 142 176 12.4 29
Show 21139+3838 GUR 19 123 9.0 30
Show 21154+3745 SMA 146 7 4.5 30
Show 21125+3834 SEI1445 23 27.9 31
Show 21151+3741 SEI1474 22 20.0 32
Show 21161+3747 COU1819 329 0.7 34
Show 21166+3817 SMA 147 319 13.2 34
Show 21167+3803 DAM1262 275 34.4 34

 
 
WDS 21140+3809 : COMPONENTS
 
 
  A
B pa=357.4°
sep=20.98"
 
 
21140+3809 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211355.21+380837.0 Mag 12.08 PmRA -4.00
PmDE -6.0 Tycho2 3169-02801-1
Tycho2
Tycho2 3169-02801-1 Pflag RAmdeg 318.47953509 DEmdeg 38.14945619
PmRA 0.9 PmDE -2.1 E RAmdeg 79 E DEmdeg 72
E pmRA 2.7 E pmDE 2.5 EpRAm 1978.49 EpDEm 1978.88
Num 4 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.7
Q pmDE 1.1 BTmag 12.548 E BTmag 0.174 VTmag 11.873
E VTmag 0.138 Prox 210 TYC HIP
CCDM RAdeg 318.47952889 DEdeg 38.14946417 EpRA 1990 1.69
EpDE 1990 1.67 E RAdeg 86.7 E DEdeg 79.2 Posflg
Corr 0.1
 
 
21140+3809 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211355.13+380858.0 Mag 12.18 PmRA -1.00
PmDE 0.0 Tycho2 3169-00944-1 Calc delta mag 0.1 Calc coord yes
Tycho2
Tycho2 3169-00944-1 Pflag RAmdeg 318.48003417 DEmdeg 38.14362145
PmRA 0.0 PmDE -5.6 E RAmdeg 75 E DEmdeg 69
E pmRA 2.5 E pmDE 2.3 EpRAm 1976.99 EpDEm 1977.13
Num 5 Q RAmdeg 0.3 Q DEmdeg 1.2 Q pmRA 0.3
Q pmDE 1.2 BTmag 12.616 E BTmag 0.185 VTmag 12.492
E VTmag 0.193 Prox 210 TYC HIP
CCDM RAdeg 318.48003472 DEdeg 38.14363139 EpRA 1990 1.69
EpDE 1990 1.67 E RAdeg 84.1 E DEdeg 76.7 Posflg
Corr 0.0