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Current system
20589+3931
SEI 1348


Nearby doubles
2' : 20591+3932
TOB 205

8' : 20593+3925
SEI1353

9' : 20593+3924
TOB 207

10' : 20587+3922
BKO 478

11' : 20595+3923
SEI1357

11' : 20587+3942
BKO 477

11' : 20592+3941
SEI1351AB

13' : 20591+3944
BKO 480

14' : 20590+3945
SEI1349

15' : 20592+3946
BKO 481

16' : 20577+3926
SEI1334

16' : 20578+3923
BKO 475

17' : 20580+3918
ES 1985AB

19' : 20591+3950
BKO 479

23' : 21008+3940
SEI1364

24' : 20596+3953
SEI1358

24' : 20572+3920
BKO 474

25' : 20577+3943
COU2429

25' : 20571+3920
BKO 473

26' : 20569+3922
SEI1326

26' : 20588+3957
TDT2670

28' : 20566+3932
SEI1325

29' : 20583+3904
SEI1340

31' : 21012+3949
SEI1369

33' : 21014+3948
SEI1370

36' : 20586+3856
SEI1341



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

20589+3931 SEI 1348

 
 
20h 58m 57.90s +39° 31' 24.7" P.A. 295.00 sep 26.4 mag 12.35,13.13
 
 
Coord 2000 20589+3931 Discov num SEI1348 Comp Coord arcsec 2000 20 58 57.90 +39 31 24.7
Date first 1895 Date last 2015 Obs 10
Pa first 291 Pa last 294.8 P.A. Now (θ) 294.8°
Sep first 28.6 Sep last 26.365 Sep. Now (ρ) 26.365"
Mag pri 12.35 Mag sec 13.13 delta mag (ΔM) 0.78 Spectral class
Pri motion ra -008 Sec motion ra +014
Pri motion dec -005 Sec motion dec +002
Notes
rPM=1.632
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1873020153860672000
 
 
WDS 20589+3931 SEI 1348 : 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
20589+3931 SEI1348 1998 3 294 26.7 10.80 11.00 D 205857.90+393124.7
20589+3931 SEI1348 2008 4 295 26.7 10.80 11.00 D 205857.90+393124.7
20589+3931 SEI1348 2010 6 295 26.2 12.35 13.13 205857.90+393124.7
20589+3931 SEI1348 2015 7 295 26.4 12.35 13.13 205857.90+393124.7

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

 
 
WDS 20589+3931 SEI 1348 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20589+3931 SEI 1348 : MEASURES
 
 
No records found.

 
 
WDS 20589+3931 : VIRTUAL EYEPIECE
 
 

20589+3931 SEI1348A mag 12.35 20589+3931 SEI1348B sep 21.5 P.A. 300.90 mag 13.13 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 20589+3931 : ALADIN DSS IMAGE @ 20h 58m 57.90s +39° 31' 24.7"
 
 
 
 
WDS 20589+3931 SEI 1348 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20589+3931 SEI1348 distance=0' 20591+3932 TOB 205 distance=2' 20593+3925 SEI1353 distance=8' 20593+3924 TOB 207 distance=9' 20587+3922 BKO 478 distance=10' 20595+3923 SEI1357 distance=11' 20587+3942 BKO 477 distance=11' 20592+3941 SEI1351AB distance=11' 20592+3941 TOB 206AC distance=11' 20591+3944 BKO 480 distance=13' 20590+3945 SEI1349 distance=14' 20592+3946 BKO 481 distance=15' 20577+3926 SEI1334 distance=16' 20578+3923 BKO 475 distance=16' 20580+3918 ES 1985AB distance=17' 20580+3918 SEI1338AC distance=17' 20580+3918 BKO 476BD distance=17' 20591+3950 BKO 479 distance=19' 21008+3940 SEI1364 distance=23' 20596+3953 SEI1358 distance=24' 20572+3920 BKO 474 distance=24' 20577+3943 COU2429 distance=25' 20571+3920 BKO 473 distance=25' 20569+3922 SEI1326 distance=26' 20588+3957 TDT2670 distance=26' 20566+3932 SEI1325 distance=28' 20583+3904 SEI1340 distance=29' 21012+3949 SEI1369 distance=31' 21014+3948 SEI1370 distance=33' 20586+3856 SEI1341 distance=36' 21000+4004 KUI 103AB distance=36' 21000+4004 RAO 689AC distance=36' 21010+3959 A 1438 distance=37' 20559+3921 MLB 958 distance=37' 20559+3922 MLB 957 distance=37' 21018+3916 STF2746 distance=37' 21009+3900 SEI1365 distance=39' 21023+3931 H 4 113AB distance=40' 21023+3931 H 4 113AC distance=40' 21023+3931 SMY 6AE distance=40' 21023+3931 WRD 4AF distance=40' 21023+3931 SMY 6AD distance=40' 21023+3931 WRD 4AG distance=40' 21023+3931 FYM 114AI distance=40' 21020+3914 LV 9 distance=40' 20555+3932 BKO 472 distance=41' 20555+3940 MLB 783 distance=41' 21023+3931 WRD 4ED distance=41' 21023+3931 WRD 4EH distance=41' 20599+4016 HDS2989Da,Db distance=42' 20599+4016 RAO 72DE distance=42' 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 20589+3931 SEI1348 295 26.4
Show 20591+3932 TOB 205 203 14.5 2
Show 20593+3925 SEI1353 113 17.5 8
Show 20593+3924 TOB 207 228 22.0 9
Show 20587+3922 BKO 478 75 7.9 10
Show 20595+3923 SEI1357 93 14.4 11
Show 20587+3942 BKO 477 8 7.6 11
Show 20592+3941 SEI1351 AB 256 17.5 11
Show 20592+3941 TOB 206 AC 71 38.4 11
Show 20591+3944 BKO 480 236 11.1 13
Show 20590+3945 SEI1349 160 27.9 14
Show 20592+3946 BKO 481 204 11.5 15
Show 20577+3926 SEI1334 106 16.9 16
Show 20578+3923 BKO 475 265 5.5 16
Show 20580+3918 ES 1985 AB 276 8.4 17
Show 20580+3918 SEI1338 AC 277 32.7 17
Show 20580+3918 BKO 476 BD 246 6.0 17
Show 20591+3950 BKO 479 9 12.4 19
Show 21008+3940 SEI1364 114 12.1 23
Show 20596+3953 SEI1358 273 30.9 24
Show 20572+3920 BKO 474 24 3.3 24
Show 20577+3943 COU2429 209 0.8 25
Show 20571+3920 BKO 473 34 5.4 25
Show 20569+3922 SEI1326 14 26.6 26
Show 20588+3957 TDT2670 6 0.5 26
Show 20566+3932 SEI1325 140 27.8 28
Show 20583+3904 SEI1340 199 10.2 29
Show 21012+3949 SEI1369 309 4.5 31
Show 21014+3948 SEI1370 141 20.7 33
Show 20586+3856 SEI1341 209 29.5 36
Show 21000+4004 KUI 103 AB 58 0.9 36
Show 21000+4004 RAO 689 AC 300 2.4 36
Show 21010+3959 A 1438 257 0.3 37
Show 20559+3921 MLB 958 169 5.3 37
Show 20559+3922 MLB 957 134 2.8 37
Show 21018+3916 STF2746 323 1.2 37
Show 21009+3900 SEI1365 263 18.4 39
Show 21023+3931 H 4 113 AB 299 18.9 40
Show 21023+3931 H 4 113 AC 248 26.7 40
Show 21023+3931 SMY 6 AE 87 95.7 40
Show 21023+3931 WRD 4 AF 223 101.8 40
Show 21023+3931 SMY 6 AD 141 57.0 40
Show 21023+3931 WRD 4 AG 230 95.0 40
Show 21023+3931 FYM 114 AI 277 41.1 40
Show 21020+3914 LV 9 195 2.3 40
Show 20555+3932 BKO 472 67 5.7 41
Show 20555+3940 MLB 783 288 5.6 41
Show 21023+3931 WRD 4 ED 230 77.7 41
Show 21023+3931 WRD 4 EH 159 37.4 41
Show 20599+4016 HDS2989 Da,Db 143 0.1 42
Show 20599+4016 RAO 72 DE 118 19.8 42

 
 
WDS 20589+3931 : COMPONENTS
 
 
  A
B pa=300.9°
sep=21.52"
 
 
20589+3931 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205857.90+393124.7 Mag 12.35 PmRA -8.00
PmDE -5.0
 
 
20589+3931 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205856.30+393135.8 Mag 13.13 PmRA 14.00
PmDE 2.0 Calc delta mag 0.78 Calc coord yes