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Current system
20080+3521
SEI 907


Nearby doubles
2' : 20079+3522
ALI 182AB

3' : 20078+3520
SEI 901AB

4' : 20077+3523
BKO 93AB

6' : 20083+3519
COU2127

8' : 20084+3528
ES 203

9' : 20087+3525
SEI 915

11' : 20086+3529
TDS1046

14' : 20090+3516
SEI 919

14' : 20072+3531
SEI 890AB

15' : 20089+3531
SEI 917

15' : 20092+3520
ALI 184

16' : 20073+3534
ES 2248AB

17' : 20075+3535
COU2126

17' : 20093+3529
STF2639AB

18' : 20095+3525
TDT2034

19' : 20074+3537
ALI 181

20' : 20068+3509
GRV 313

20' : 20096+3519
COU2128

21' : 20096+3530
SEI 930AB

22' : 20096+3532
SEI 931

23' : 20062+3520
TDT1981

23' : 20062+3523
MZA 38

24' : 20092+3540
SEI 922

24' : 20074+3543
STT 398AB

24' : 20097+3535
SEI 935AB

25' : 20097+3510
SEI 937



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

20080+3521 SEI 907

 
 
20h 08m 01.18s +35° 21' 20.9" P.A. 204.00 sep 21.2 mag 11.41,11.60
 
 
Coord 2000 20080+3521 Discov num SEI 907 Comp Coord arcsec 2000 20 08 01.18 +35 21 20.9
Date first 1896 Date last 2015 Obs 15
Pa first 206 Pa last 203.8 P.A. Now (θ) 203.8°
Sep first 22.0 Sep last 21.16 Sep. Now (ρ) 21.16"
Mag pri 11.41 Mag sec 11.60 delta mag (ΔM) 0.19 Spectral class
Pri motion ra +004 Sec motion ra +007
Pri motion dec +005 Sec motion dec +003
Notes
rPM=0.473
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2679-01327-1 Gaia DR2 2059024849495239808
 
 
WDS 20080+3521 SEI 907 : 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
20080+3521 SEI 907 2002 8 204 21.3 11.41 11.60 D 200801.18+352120.9
20080+3521 SEI 907 2010 10 204 21.1 11.41 11.60 200801.18+352120.9
20080+3521 SEI 907 2015 11 204 21.2 11.41 11.60 200801.18+352120.9

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

 
 
WDS 20080+3521 SEI 907 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20080+3521 SEI 907 : MEASURES
 
 
No records found.

 
 
WDS 20080+3521 : VIRTUAL EYEPIECE
 
 

20080+3521 SEI 907A mag 11.41 20080+3521 SEI 907B sep 20.6 P.A. 199.80 mag 11.6 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20080+3521 : ALADIN DSS IMAGE @ 20h 08m 01.18s +35° 21' 20.9"
 
 
 
 
WDS 20080+3521 SEI 907 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20080+3521 SEI 907 distance=1' 20079+3522 ALI 182AB distance=2' 20079+3522 BKO 95AC distance=2' 20078+3520 BKO 94BC distance=3' 20078+3520 SEI 901AB distance=3' 20077+3523 BKO 93AB distance=4' 20077+3523 BKO 93AC distance=4' 20083+3519 COU2127 distance=6' 20084+3528 ES 203 distance=8' 20087+3525 SEI 915 distance=9' 20086+3529 TDS1046 distance=11' 20090+3516 SEI 919 distance=14' 20072+3531 SEI 890AB distance=14' 20072+3531 BKO 90AC distance=14' 20089+3531 SEI 917 distance=15' 20092+3520 ALI 184 distance=15' 20073+3534 COU2125Aa,Ab distance=16' 20073+3534 ES 2248AB distance=16' 20073+3534 ES 2248AC distance=16' 20073+3534 SEI 893CD distance=16' 20075+3535 COU2126 distance=17' 20093+3529 STF2639AB distance=17' 20093+3529 SEI 923AC distance=17' 20093+3529 SEI 924CD distance=18' 20095+3525 TDT2034 distance=18' 20074+3537 ALI 181 distance=19' 20068+3509 GRV 313 distance=20' 20096+3519 COU2128 distance=20' 20096+3530 BKO 97CD distance=21' 20096+3530 SEI 930AB distance=21' 20096+3530 BKO 97AC distance=21' 20096+3530 BKO 97AE distance=21' 20096+3530 BKO 97EF distance=22' 20096+3532 SEI 931 distance=22' 20062+3520 TDT1981 distance=23' 20062+3523 MZA 38 distance=23' 20092+3540 SEI 922 distance=24' 20074+3543 STT 398AB distance=24' 20074+3543 A 280AC distance=24' 20097+3535 BKO 98CD distance=24' 20097+3535 SEI 935AB distance=24' 20097+3535 SEI 934AC distance=24' 20097+3510 SEI 937 distance=25' 20096+3506 TOB 173 distance=25' 20063+3535 BKO 83EF distance=25' 20063+3535 SEI 873AB distance=26' 20063+3535 BKO 83AC distance=26' 20063+3535 BKO 83AE distance=26' 20063+3535 BKO 83AG distance=26' 20063+3535 BKO 83AI distance=26' 20063+3535 TOI1335Aa,Ab distance=26' 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 20080+3521 SEI 907 204 21.2 1
Show 20079+3522 ALI 182 AB 358 9.4 2
Show 20079+3522 BKO 95 AC 36 7.5 2
Show 20078+3520 BKO 94 BC 46 13.5 3
Show 20078+3520 SEI 901 AB 86 15.6 3
Show 20077+3523 BKO 93 AB 75 3.5 4
Show 20077+3523 BKO 93 AC 223 6.5 4
Show 20083+3519 COU2127 227 0.2 6
Show 20084+3528 ES 203 130 6.1 8
Show 20087+3525 SEI 915 230 29.0 9
Show 20086+3529 TDS1046 341 1.2 11
Show 20090+3516 SEI 919 118 5.5 14
Show 20072+3531 SEI 890 AB 94 15.3 14
Show 20072+3531 BKO 90 AC 52 13.8 14
Show 20089+3531 SEI 917 338 28.4 15
Show 20092+3520 ALI 184 228 13.2 15
Show 20073+3534 COU2125 Aa,Ab 69 0.1 16
Show 20073+3534 ES 2248 AB 30 5.9 16
Show 20073+3534 ES 2248 AC 222 50.6 16
Show 20073+3534 SEI 893 CD 119 27.4 16
Show 20075+3535 COU2126 158 0.7 17
Show 20093+3529 STF2639 AB 301 5.8 17
Show 20093+3529 SEI 923 AC 93 37.4 17
Show 20093+3529 SEI 924 CD 207 27.8 18
Show 20095+3525 TDT2034 120 0.3 18
Show 20074+3537 ALI 181 219 14.6 19
Show 20068+3509 GRV 313 305 29.1 20
Show 20096+3519 COU2128 243 2.1 20
Show 20096+3530 BKO 97 CD 11 8.7 21
Show 20096+3530 SEI 930 AB 101 22.5 21
Show 20096+3530 BKO 97 AC 178 24.1 21
Show 20096+3530 BKO 97 AE 107 70.4 21
Show 20096+3530 BKO 97 EF 312 8.3 22
Show 20096+3532 SEI 931 81 16.0 22
Show 20062+3520 TDT1981 3 0.5 23
Show 20062+3523 MZA 38 145 1.1 23
Show 20092+3540 SEI 922 215 18.5 24
Show 20074+3543 STT 398 AB 82 1.0 24
Show 20074+3543 A 280 AC 133 5.7 24
Show 20097+3535 BKO 98 CD 261 6.8 24
Show 20097+3535 SEI 935 AB 95 7.2 24
Show 20097+3535 SEI 934 AC 161 20.2 24
Show 20097+3510 SEI 937 67 25.3 25
Show 20096+3506 TOB 173 186 15.6 25
Show 20063+3535 BKO 83 EF 228 7.5 25
Show 20063+3535 SEI 873 AB 335 9.1 26
Show 20063+3535 BKO 83 AC 285 43.5 26
Show 20063+3535 BKO 83 AE 151 52.0 26
Show 20063+3535 BKO 83 AG 240 136.8 26
Show 20063+3535 BKO 83 AI 257 87.2 26
Show 20063+3535 TOI1335 Aa,Ab 304 0.1 26

 
 
WDS 20080+3521 : COMPONENTS
 
 
  A
B pa=199.8°
sep=20.58"
 
 
20080+3521 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200801.18+352120.9 Mag 11.41 PmRA 4.00
PmDE 5.0 Tycho2 2679-01327-1
Tycho2
Tycho2 2679-01327-1 Pflag RAmdeg 302.00491249 DEmdeg 35.35581699
PmRA 5.5 PmDE 3.3 E RAmdeg 63 E DEmdeg 58
E pmRA 2.1 E pmDE 2.0 EpRAm 1977.12 EpDEm 1979.04
Num 6 Q RAmdeg 0.9 Q DEmdeg 0.4 Q pmRA 0.9
Q pmDE 0.3 BTmag 12.422 E BTmag 0.183 VTmag 11.410
E VTmag 0.094 Prox 211 TYC HIP
CCDM RAdeg 302.00490167 DEdeg 35.35581083 EpRA 1990 1.61
EpDE 1990 1.72 E RAdeg 70.5 E DEdeg 63.9 Posflg
Corr 0.1
CCDM
Ccdm 20080+3521 RComp Comp A Note1
Note2 Discov num DRAs 1.18 DDEs 21.0
R dRAs 65 Year Theta Rho
Obs 2 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20042N3504A
HIC
 
 
20080+3521 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200800.61+352101.5 Mag 11.6 PmRA 7.00
PmDE 3.0 Tycho2 2679-00997-1 Calc delta mag 0.19 Calc coord yes
Tycho2
Tycho2 2679-00997-1 Pflag RAmdeg 302.00196003 DEmdeg 35.35049962
PmRA 10.4 PmDE 10.4 E RAmdeg 72 E DEmdeg 65
E pmRA 2.6 E pmDE 2.5 EpRAm 1978.70 EpDEm 1981.14
Num 5 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 1.0 BTmag 12.577 E BTmag 0.208 VTmag 11.597
E VTmag 0.115 Prox 211 TYC HIP
CCDM RAdeg 302.00192861 DEdeg 35.35047806 EpRA 1990 1.57
EpDE 1990 1.72 E RAdeg 80.1 E DEdeg 70.7 Posflg
Corr 0.1
CCDM
Ccdm 20080+3521 RComp Comp B Note1
Note2 Discov num SEI 907 DRAs 0.47 DDEs 1.7
R dRAs 65 Year 1896 Theta 206 Rho 22.0
Obs 1 Vmag 10.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20042N3504B
HIC