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Current system
20349+3849
SEI 1176


Nearby doubles
4' : 20348+3852
GRV 357

6' : 20344+3852
SEI1172

10' : 20349+3840
SEI1177

10' : 20341+3847
KPP4206

16' : 20361+3852
SEI1189

16' : 20336+3854
KPP4205

16' : 20357+3901
SEI1185

18' : 20363+3854
MLB 953

19' : 20335+3858
SEI1166

20' : 20337+3835
A 1431

22' : 20357+3908
COU2289

25' : 20351+3914
MLB 777

27' : 20330+3903
SEI1163

28' : 20367+3906
AG 259

29' : 20371+3837
SEI1193

29' : 20335+3913
SEI1168

30' : 20332+3910
SEI1165

30' : 20332+3911
CNT 6

31' : 20324+3859
SEI1157

31' : 20366+3825
HJ 1548

34' : 20331+3822
TDT2363

36' : 20374+3907
TDT2431

37' : 20327+3916
SEI1160AB

40' : 20373+3822
SEI1194

40' : 20362+3812
ES 2511

40' : 20354+3810
RAO 439



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

20349+3849 SEI 1176

 
 
20h 34m 51.75s +38° 48' 55.0" P.A. 11.00 sep 19.9 mag 9.58,10.94 Sp B8
 
 
Coord 2000 20349+3849 Discov num SEI1176 Comp Coord arcsec 2000 20 34 51.75 +38 48 55.0
Date first 1895 Date last 2015 Obs 13
Pa first 11 Pa last 11.2 P.A. Now (θ) 11.2°
Sep first 19.4 Sep last 19.94 Sep. Now (ρ) 19.94"
Mag pri 9.58 Mag sec 10.94 delta mag (ΔM) 1.36 Spectral class B8 (blue-white)
Pri motion ra +002 Sec motion ra +008
Pri motion dec +004 Sec motion dec +007
Notes
rPM=0.631
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3153-00837-1 Gaia DR2 2064021884999374976
 
 
WDS 20349+3849 SEI 1176 : 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
20349+3849 SEI1176 1998 6 11 20.1 9.58 10.70 B8 D 203451.75+384855.0
20349+3849 SEI1176 2002 7 11 19.9 9.58 10.70 B8 D 203451.75+384855.0
20349+3849 SEI1176 2013 8 11 19.8 9.58 10.94 B8 203451.75+384855.0
20349+3849 SEI1176 2015 13 11 19.9 9.58 10.94 B8 203451.75+384855.0

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

 
 
WDS 20349+3849 SEI 1176 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20349+3849 SEI 1176 : MEASURES
 
 
No records found.

 
 
WDS 20349+3849 : VIRTUAL EYEPIECE
 
 

20349+3849 SEI1176A mag 9.58 Sp B8 20349+3849 SEI1176B sep 19.8 P.A. 8.80 mag 10.94 virtual eyepiece
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Radius:
Components only
 
 
WDS 20349+3849 : ALADIN DSS IMAGE @ 20h 34m 51.75s +38° 48' 55.0"
 
 
 
 
WDS 20349+3849 SEI 1176 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20349+3849 SEI1176 distance=0' 20348+3852 GRV 357 distance=4' 20344+3852 SEI1172 distance=6' 20349+3840 SEI1177 distance=10' 20341+3847 KPP4206 distance=10' 20361+3852 SEI1189 distance=16' 20336+3854 KPP4205 distance=16' 20357+3901 SEI1185 distance=16' 20363+3854 MLB 953 distance=18' 20335+3858 SEI1166 distance=19' 20337+3835 A 1431 distance=20' 20357+3908 COU2289 distance=22' 20351+3914 MLB 777 distance=25' 20330+3903 SEI1163 distance=27' 20367+3906 AG 259 distance=28' 20371+3837 SEI1193 distance=29' 20335+3913 SEI1168 distance=29' 20332+3910 SEI1165 distance=30' 20332+3911 CNT 6 distance=30' 20324+3859 SEI1157 distance=31' 20366+3825 HJ 1548 distance=31' 20331+3822 TDT2363 distance=34' 20374+3907 TDT2431 distance=36' 20327+3916 SEI1160AB distance=37' 20327+3916 SEI1159AC distance=37' 20373+3822 SEI1194 distance=40' 20362+3812 ES 2511 distance=40' 20354+3810 RAO 439 distance=40' 20379+3909 SEI1198 distance=41' 20317+3831 ES 246AB distance=42' 20317+3831 ES 246AC distance=42' 20378+3824 SEI1195 distance=43' 20329+3925 TDT2358 distance=43' 20314+3833 JNN 284 distance=43' 20311+3847 SEI1150 distance=45' 20311+3854 SEI1149 distance=45' 20387+3838 STF2708AB distance=46' 20387+3838 STF2708AC distance=46' 20387+3838 STF2708AD distance=46' 20319+3920 HJ 1531 distance=47' 20331+3932 SEI1164 distance=49' 20306+3850 SEI1144 distance=51' 20345+3759 BKO 569 distance=51' 20350+3757 SEI1178AB distance=53' 20350+3757 BKO 570AC distance=53' 20383+3814 SEI1202 distance=54' 20352+3754 SEI1180AB distance=54' 20352+3754 SEI1181AC distance=54' 20352+3754 SEI1180BC distance=54' 20304+3833 A 1430 distance=55' 20352+3755 SEI1182 distance=55' 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 20349+3849 SEI1176 11 19.9
Show 20348+3852 GRV 357 275 22.5 4
Show 20344+3852 SEI1172 149 21.8 6
Show 20349+3840 SEI1177 139 13.0 10
Show 20341+3847 KPP4206 215 1.6 10
Show 20361+3852 SEI1189 36 2.2 16
Show 20336+3854 KPP4205 80 2.6 16
Show 20357+3901 SEI1185 298 3.5 16
Show 20363+3854 MLB 953 9 6.0 18
Show 20335+3858 SEI1166 73 17.0 19
Show 20337+3835 A 1431 29 0.9 20
Show 20357+3908 COU2289 155 0.7 22
Show 20351+3914 MLB 777 186 6.3 25
Show 20330+3903 SEI1163 221 28.9 27
Show 20367+3906 AG 259 313 2.8 28
Show 20371+3837 SEI1193 353 17.1 29
Show 20335+3913 SEI1168 118 19.4 29
Show 20332+3910 SEI1165 4 10.7 30
Show 20332+3911 CNT 6 205 6.6 30
Show 20324+3859 SEI1157 66 7.6 31
Show 20366+3825 HJ 1548 249 14.0 31
Show 20331+3822 TDT2363 174 0.5 34
Show 20374+3907 TDT2431 244 0.6 36
Show 20327+3916 SEI1160 AB 49 13.9 37
Show 20327+3916 SEI1159 AC 148 21.0 37
Show 20373+3822 SEI1194 113 25.1 40
Show 20362+3812 ES 2511 251 7.2 40
Show 20354+3810 RAO 439 235 0.7 40
Show 20379+3909 SEI1198 307 13.9 41
Show 20317+3831 ES 246 AB 355 5.1 42
Show 20317+3831 ES 246 AC 354 9.9 42
Show 20378+3824 SEI1195 219 9.1 43
Show 20329+3925 TDT2358 287 0.8 43
Show 20314+3833 JNN 284 252 0.1 43
Show 20311+3847 SEI1150 74 21.6 45
Show 20311+3854 SEI1149 203 19.6 45
Show 20387+3838 STF2708 AB 323 57.9 46
Show 20387+3838 STF2708 AC 336 40.6 46
Show 20387+3838 STF2708 AD 231 115.6 46
Show 20319+3920 HJ 1531 318 6.4 47
Show 20331+3932 SEI1164 214 18.0 49
Show 20306+3850 SEI1144 177 18.1 51
Show 20345+3759 BKO 569 73 8.5 51
Show 20350+3757 SEI1178 AB 174 19.1 53
Show 20350+3757 BKO 570 AC 12 6.2 53
Show 20383+3814 SEI1202 89 14.1 54
Show 20352+3754 SEI1180 AB 138 28.4 54
Show 20352+3754 SEI1181 AC 102 29.4 54
Show 20352+3754 SEI1180 BC 33 17.9 54
Show 20304+3833 A 1430 132 3.4 55
Show 20352+3755 SEI1182 115 8.9 55

 
 
WDS 20349+3849 : COMPONENTS
 
 
  A
B pa=8.8°
sep=19.79"
 
 
20349+3849 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203451.75+384855.0 Mag 9.58 Spectral class B8 (blue-white)
PmRA 2.00 PmDE 4.0 Tycho2 3153-00837-1
Tycho2
Tycho2 3153-00837-1 Pflag RAmdeg 308.71563288 DEmdeg 38.81530221
PmRA 4.7 PmDE 4.2 E RAmdeg 10 E DEmdeg 9
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.27 EpDEm 1990.75
Num 10 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.5
Q pmDE 0.8 BTmag 9.527 E BTmag 0.018 VTmag 9.579
E VTmag 0.019 Prox 488 TYC T HIP
CCDM RAdeg 308.71561861 DEdeg 38.81529250 EpRA 1990 1.57
EpDE 1990 1.67 E RAdeg 9.6 E DEdeg 9.4 Posflg
Corr 0.1
CCDM
Ccdm 20349+3849 RComp Comp A Note1
Note2 Discov num DRAs -2.23 DDEs -4.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.3 Sp B8 PmNote *
PmRA 12 PmDE 5 Dm number +38 4155 Cat1 BD
Name2 +38 2070 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 20311N3828A
HIC
 
 
20349+3849 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203452.01+384914.6 Mag 10.94 PmRA 8.00
PmDE 7.0 Calc delta mag 1.36 Calc coord yes
CCDM
Ccdm 20349+3849 RComp Comp B Note1
Note2 Discov num SEI1176 DRAs DDEs
R dRAs Year 1895 Theta 012 Rho 19.6
Obs 2 Vmag 10.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20311N3828B
HIC