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Doubles in session


Current system
20591+3950
BKO 479


Nearby doubles
5' : 20592+3946
BKO 481

5' : 20590+3945
SEI1349

6' : 20591+3944
BKO 480

8' : 20596+3953
SEI1358

8' : 20588+3957
TDT2670

9' : 20592+3941
SEI1351AB

10' : 20587+3942
BKO 477

18' : 20591+3932
TOB 205

19' : 21000+4004
KUI 103AB

19' : 20589+3931
SEI1348

23' : 21008+3940
SEI1364

24' : 20577+3943
COU2429

24' : 21010+3959
A 1438

25' : 20593+3925
SEI1353

25' : 21012+3949
SEI1369

26' : 20593+3924
TOB 207

27' : 21014+3948
SEI1370

28' : 20595+3923
SEI1357

28' : 20599+4016
ENG 79AB

28' : 20587+3922
BKO 478

30' : 20577+3926
SEI1334

31' : 20578+3923
BKO 475

34' : 20580+3918
ES 1985AB

35' : 20566+3932
SEI1325

37' : 20572+3920
BKO 474

38' : 20569+3922
SEI1326



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.

20591+3950 BKO 479

 
 
20h 59m 04.49s +39° 49' 54.6" P.A. 9.00 sep 12.4 mag 12.60,12.70
 
 
Coord 2000 20591+3950 Discov num BKO 479 Comp Coord arcsec 2000 20 59 04.49 +39 49 54.6
Date first 1998 Date last 2015 Obs 8
Pa first 9 Pa last 8.9 P.A. Now (θ) 8.9°
Sep first 12.5 Sep last 12.428 Sep. Now (ρ) 12.428"
Mag pri 12.60 Mag sec 12.70 delta mag (ΔM) 0.1 Spectral class
Pri motion ra -006 Sec motion ra -002
Pri motion dec -008 Sec motion dec -003
Notes U (Proper motion indicates non-physical)
rPM=0.64
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1873062897375186432
 
 
WDS 20591+3950 BKO 479 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Bko2002 C - Ladanyi, T. & Berko, E. ...................
Bko2002 Webb Soc., Double Star Circ. 10, 2002
Bko2003 C u Ladanyi, T., Berko, E. & Vaskuti, G ...................
Bko2003 Webb Soc., Double Star Circ. 11, 2003
Bko2004 C u Berko, E., Ladanyi, T. & Vaskuti, G ...................
Bko2004 Webb Soc., Double Star Circ. 12, 2004
Bko2005 C u Berko, E., Ladanyi, T. & Vaskuti, G ...................
Bko2005 Webb Soc., Double Star Circ. 13, 2005
Bko2008 C u Berko, E. & Vaskuti, G. ...................
Bko2008 Webb Soc., Double Star Circ. 16, 2008
Bko2008b C u Berko, E. 2008JDSO....4..144B
Bko2008b JDSO 4, 144, 2008
Bko2009 C u Berko, E. 2009JDSO....5...49B
Bko2009 JDSO 5, 49, 2009
Bko2009b C u Berko, E. 2009JDSO....5..168B
Bko2009b JDSO 5, 168, 2009
Bko2009c C u Berko, E. ...................
Bko2009c Webb Soc., Double Star Circ. 17, 2009
Bko2009d C u Berko, E. 2009JDSO....5..189B
Bko2009d JDSO 5, 189, 2009
Bko2010a C u Berko, E. 2010JDSO....6...21B
Bko2010a JDSO 6, 21, 2010
Bko2010b C u Berko, E. ...................
Bko2010b Webb Soc., Double Star Circ. 18, 2010
Bko2011a C u Berko, E. 2011JDSO....7....2B
Bko2011a JDSO 7, 2, 2011
Bko2011b C u Berko, E. ...................
Bko2011b Webb Soc., Double Star Circ. 19, 29, 2011 (BKO 898 - BKO 980)
Bko2011c C u Berko, E. ...................
Bko2011c Webb Soc., Double Star Circ. 19, 42, 2011 (BKO 981 - BKO1042)
Bko2012 C u Berko, E. ...................
Bko2012 Webb Soc., Double Star Circ. 20, 2012
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20591+3950 BKO 479 2008 1 9 12.6 12.60 12.70 V 205904.49+394954.6
20591+3950 BKO 479 2010 4 9 12.2 12.60 12.70 V 205904.49+394954.6
20591+3950 BKO 479 2015 5 9 12.4 12.60 12.70 U 205904.49+394954.6

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

 
 
WDS 20591+3950 BKO 479 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20591+3950 BKO 479 : MEASURES
 
 
No records found.

 
 
WDS 20591+3950 : VIRTUAL EYEPIECE
 
 

20591+3950 BKO 479A mag 12.6 20591+3950 BKO 479B sep 12.4 P.A. 6.90 mag 12.7 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 20591+3950 : ALADIN DSS IMAGE @ 20h 59m 04.49s +39° 49' 54.6"
 
 
 
 
WDS 20591+3950 BKO 479 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20591+3950 BKO 479 distance=0' 20592+3946 BKO 481 distance=5' 20590+3945 SEI1349 distance=5' 20591+3944 BKO 480 distance=6' 20596+3953 SEI1358 distance=8' 20588+3957 TDT2670 distance=8' 20592+3941 SEI1351AB distance=9' 20592+3941 TOB 206AC distance=9' 20587+3942 BKO 477 distance=10' 20591+3932 TOB 205 distance=18' 21000+4004 KUI 103AB distance=19' 21000+4004 RAO 689AC distance=19' 20589+3931 SEI1348 distance=19' 21008+3940 SEI1364 distance=23' 20577+3943 COU2429 distance=24' 21010+3959 A 1438 distance=24' 20599+4016 HDS2989Da,Db distance=24' 20599+4016 RAO 72DE distance=24' 20593+3925 SEI1353 distance=25' 21012+3949 SEI1369 distance=25' 20599+4016 BUP 221BC distance=25' 20599+4016 SEI1363CR distance=26' 20593+3924 TOB 207 distance=26' 21014+3948 SEI1370 distance=27' 20595+3923 SEI1357 distance=28' 20599+4016 COU2431Aa,Ab distance=28' 20599+4016 ENG 79AB distance=28' 20599+4016 LEP 98AD distance=28' 20599+4016 BUP 221AC distance=28' 20599+4016 LSC 1Aa1,2 distance=28' 20587+3922 BKO 478 distance=28' 20577+3926 SEI1334 distance=30' 20578+3923 BKO 475 distance=31' 20580+3918 ES 1985AB distance=34' 20580+3918 SEI1338AC distance=34' 20580+3918 BKO 476BD distance=34' 20566+3932 SEI1325 distance=35' 20572+3920 BKO 474 distance=37' 20569+3922 SEI1326 distance=38' 20571+3920 BKO 473 distance=38' 20558+3951 LDS2469 distance=39' 21002+4027 TDT2688 distance=39' 20555+3940 MLB 783 distance=42' 20556+4004 TDT2634 distance=43' 21023+3931 H 4 113AB distance=43' 21023+3931 H 4 113AC distance=43' 21023+3931 SMY 6AE distance=43' 21023+3931 WRD 4AF distance=43' 21023+3931 SMY 6AD distance=43' 21023+3931 WRD 4AG distance=43' 21023+3931 FYM 114AI distance=43' 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 20591+3950 BKO 479 9 12.4
Show 20592+3946 BKO 481 204 11.5 5
Show 20590+3945 SEI1349 160 27.9 5
Show 20591+3944 BKO 480 236 11.1 6
Show 20596+3953 SEI1358 273 30.9 8
Show 20588+3957 TDT2670 6 0.5 8
Show 20592+3941 SEI1351 AB 256 17.5 9
Show 20592+3941 TOB 206 AC 71 38.4 9
Show 20587+3942 BKO 477 8 7.6 10
Show 20591+3932 TOB 205 203 14.5 18
Show 21000+4004 KUI 103 AB 58 0.9 19
Show 21000+4004 RAO 689 AC 300 2.4 19
Show 20589+3931 SEI1348 295 26.4 19
Show 21008+3940 SEI1364 114 12.1 23
Show 20577+3943 COU2429 209 0.8 24
Show 21010+3959 A 1438 257 0.3 24
Show 20599+4016 HDS2989 Da,Db 143 0.1 24
Show 20599+4016 RAO 72 DE 118 19.8 24
Show 20593+3925 SEI1353 113 17.5 25
Show 21012+3949 SEI1369 309 4.5 25
Show 20599+4016 BUP 221 BC 107 203.7 25
Show 20599+4016 SEI1363 CR 37 8.7 26
Show 20593+3924 TOB 207 228 22.0 26
Show 21014+3948 SEI1370 141 20.7 27
Show 20595+3923 SEI1357 93 14.4 28
Show 20599+4016 COU2431 Aa,Ab 205 2.2 28
Show 20599+4016 ENG 79 AB 219 165.9 28
Show 20599+4016 LEP 98 AD 258 999.9 28
Show 20599+4016 BUP 221 AC 154 210.3 28
Show 20599+4016 LSC 1 Aa1,2 257 0.0 28
Show 20587+3922 BKO 478 75 7.9 28
Show 20577+3926 SEI1334 106 16.9 30
Show 20578+3923 BKO 475 265 5.5 31
Show 20580+3918 ES 1985 AB 276 8.4 34
Show 20580+3918 SEI1338 AC 277 32.7 34
Show 20580+3918 BKO 476 BD 246 6.0 34
Show 20566+3932 SEI1325 140 27.8 35
Show 20572+3920 BKO 474 24 3.3 37
Show 20569+3922 SEI1326 14 26.6 38
Show 20571+3920 BKO 473 34 5.4 38
Show 20558+3951 LDS2469 2 3.3 39
Show 21002+4027 TDT2688 104 0.5 39
Show 20555+3940 MLB 783 288 5.6 42
Show 20556+4004 TDT2634 54 1.9 43
Show 21023+3931 H 4 113 AB 299 18.9 43
Show 21023+3931 H 4 113 AC 248 26.7 43
Show 21023+3931 SMY 6 AE 87 95.7 43
Show 21023+3931 WRD 4 AF 223 101.8 43
Show 21023+3931 SMY 6 AD 141 57.0 43
Show 21023+3931 WRD 4 AG 230 95.0 43
Show 21023+3931 FYM 114 AI 277 41.1 43

 
 
WDS 20591+3950 : COMPONENTS
 
 
  A
B pa=6.9°
sep=12.37"
 
 
20591+3950 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205904.49+394954.6 Mag 12.6 PmRA -6.00
PmDE -8.0
 
 
20591+3950 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205904.62+395006.9 Mag 12.7 PmRA -2.00
PmDE -3.0 Calc delta mag 0.1 Calc coord yes