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Current system
20311+2429
BKO 450 BC


Nearby doubles
9' : 20316+2428
POU4566

10' : 20314+2421
POU4563

11' : 20318+2426
POU4573

13' : 20312+2442
POU4555

14' : 20319+2422
POU4575

14' : 20306+2417
POU4544

14' : 20308+2416
POU4547

14' : 20320+2434
POU4578AB

16' : 20303+2441
POU4537

17' : 20321+2422
POU4583

17' : 20300+2438
POU4534

18' : 20323+2426
POU4588

20' : 20301+2443
BKO 590

20' : 20325+2426
POU4596

20' : 20305+2411
POU4539

22' : 20321+2445
POU4582

22' : 20323+2442
POU4590

22' : 20299+2444
BKO 588

23' : 20299+2445
BKO 587

23' : 20297+2442
POU4529

24' : 20294+2435
BKO 584

24' : 20325+2416
POU4593

24' : 20313+2406
POU4558

25' : 20306+2406
POU4542

26' : 20293+2437
BKO 583

26' : 20325+2445
POU4599



Selections
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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.

20311+2429 BKO 450 BC

 
 
20h 31m 05.12s +24° 29' 35.5" P.A. 291.00 sep 1.4 mag 13.50,14.00
 
 
Coord 2000 20311+2429 Discov num BKO 450 Comp BC Coord arcsec 2000 20 31 05.12 +24 29 35.5
Date first 2008 Date last 2008 Obs 1
Pa first 291 Pa last 290.5 P.A. Now (θ) 290.5°
Sep first 1.4 Sep last 1.41 Sep. Now (ρ) 1.41"
Mag pri 13.50 Mag sec 14.00 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +043 Sec motion ra
Pri motion dec -032 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20311+2429 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 31 06 +24 29 32 POU 4553 AB 2015 6 282 12.8 12.53 13.50 0.97
Show 20 31 05 +24 29 36 BKO 450 BC 2008 1 291 1.4 13.50 14.00 0.50 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1831601928805097984
 
 
WDS 20311+2429 BKO 450 BC : 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
Pou1933 Pa - Pourteau, M. A. .
Pou1933 Cat. des etoiles doubles de la zone +24deg de la carte photog. du ciel, 1933
Pou1933 (Obs. de Paris, H. Tessier) [QB821.P7]
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20311+2429 BKO 450 BC 2008 1 291 1.4 13.50 14.00 203105.12+242935.5

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

 
 
WDS 20311+2429 BKO 450 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20311+2429 BKO 450 BC : MEASURES
 
 
No records found.

 
 
WDS 20311+2429 : VIRTUAL EYEPIECE
 
 

20311+2429 POU4553A mag 12.53 20311+2429 BKO 450B sep 13.3 P.A. 283.40 mag 13.5 20311+2429 BKO 450C sep 14.6 P.A. 284.20 mag 14 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20311+2429 : ALADIN DSS IMAGE @ 20h 31m 05.12s +24° 29' 35.5"
 
 
 
 
WDS 20311+2429 BKO 450 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20311+2429 BKO 450BC distance=1' 20311+2429 POU4553AB distance=1' 20316+2428 POU4566 distance=9' 20314+2421 POU4563 distance=10' 20318+2426 POU4573 distance=11' 20312+2442 POU4555 distance=13' 20319+2422 POU4575 distance=14' 20306+2417 POU4544 distance=14' 20308+2416 POU4547 distance=14' 20320+2434 POU4578AB distance=14' 20320+2434 POU4579AC distance=14' 20303+2441 POU4537 distance=16' 20321+2422 POU4583 distance=17' 20300+2438 POU4534 distance=17' 20323+2426 POU4588 distance=18' 20301+2443 BKO 590 distance=20' 20325+2426 POU4596 distance=20' 20305+2411 POU4539 distance=20' 20321+2445 POU4582 distance=22' 20323+2442 POU4590 distance=22' 20299+2444 BKO 588 distance=22' 20299+2445 BKO 587 distance=23' 20297+2442 POU4529 distance=23' 20294+2435 BKO 584 distance=24' 20325+2416 POU4593 distance=24' 20313+2406 POU4558 distance=24' 20306+2406 POU4542 distance=25' 20293+2437 BKO 583 distance=26' 20325+2445 POU4599 distance=26' 20322+2408 POU4587 distance=26' 20311+2455 POU4550 distance=27' 20308+2404 POU4546 distance=27' 20329+2438 POU4619 distance=27' 20329+2439 POU4615 distance=27' 20319+2454 POU4576 distance=28' 20291+2429 BKO 582 distance=28' 20323+2408 POU4589 distance=28' 20291+2433 POU4521AB distance=28' 20291+2433 BKO 581AC distance=28' 20290+2430 BKO 579 distance=28' 20314+2402 POU4562 distance=29' 20299+2453 POU4532 distance=29' 20325+2410 BKO 454 distance=29' 20328+2446 POU4609 distance=29' 20290+2429 BKO 580 distance=29' 20325+2409 POU4600 distance=29' 20321+2404 POU4580 distance=30' 20332+2422 POU4627 distance=30' 20332+2434 POU4631AB distance=30' 20332+2434 POU4632AC distance=30' 20318+2401 POU4574 distance=31' 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 20311+2429 BKO 450 BC 291 1.4 1
Show 20311+2429 POU4553 AB 282 12.8 1
Show 20316+2428 POU4566 162 12.5 9
Show 20314+2421 POU4563 36 3.5 10
Show 20318+2426 POU4573 133 18.8 11
Show 20312+2442 POU4555 218 7.9 13
Show 20319+2422 POU4575 128 7.5 14
Show 20306+2417 POU4544 229 18.0 14
Show 20308+2416 POU4547 249 22.7 14
Show 20320+2434 POU4578 AB 164 16.3 14
Show 20320+2434 POU4579 AC 226 14.8 14
Show 20303+2441 POU4537 319 16.7 16
Show 20321+2422 POU4583 18 5.4 17
Show 20300+2438 POU4534 346 14.6 17
Show 20323+2426 POU4588 1 12.4 18
Show 20301+2443 BKO 590 225 9.0 20
Show 20325+2426 POU4596 279 18.1 20
Show 20305+2411 POU4539 220 20.7 20
Show 20321+2445 POU4582 88 5.8 22
Show 20323+2442 POU4590 347 8.3 22
Show 20299+2444 BKO 588 213 1.1 22
Show 20299+2445 BKO 587 220 4.3 23
Show 20297+2442 POU4529 261 10.6 23
Show 20294+2435 BKO 584 266 5.4 24
Show 20325+2416 POU4593 143 14.6 24
Show 20313+2406 POU4558 246 11.9 24
Show 20306+2406 POU4542 59 16.2 25
Show 20293+2437 BKO 583 137 6.9 26
Show 20325+2445 POU4599 163 18.5 26
Show 20322+2408 POU4587 94 9.7 26
Show 20311+2455 POU4550 284 14.0 27
Show 20308+2404 POU4546 238 9.2 27
Show 20329+2438 POU4619 160 14.5 27
Show 20329+2439 POU4615 10 17.5 27
Show 20319+2454 POU4576 257 12.7 28
Show 20291+2429 BKO 582 142 7.8 28
Show 20323+2408 POU4589 312 10.4 28
Show 20291+2433 POU4521 AB 327 6.5 28
Show 20291+2433 BKO 581 AC 180 3.9 28
Show 20290+2430 BKO 579 163 8.2 28
Show 20314+2402 POU4562 180 14.9 29
Show 20299+2453 POU4532 195 17.5 29
Show 20325+2410 BKO 454 154 3.9 29
Show 20328+2446 POU4609 272 3.4 29
Show 20290+2429 BKO 580 56 9.7 29
Show 20325+2409 POU4600 161 11.6 29
Show 20321+2404 POU4580 40 7.3 30
Show 20332+2422 POU4627 347 6.5 30
Show 20332+2434 POU4631 AB 25 15.4 30
Show 20332+2434 POU4632 AC 246 18.4 30
Show 20318+2401 POU4574 243 7.3 31

 
 
WDS 20311+2429 : COMPONENTS
 
 
  A B
B pa=283.4°
sep=13.33"
 
C pa=284.2°
sep=14.62"
pa=292.3°
sep=1.30"
 
 
20311+2429 A
 
 
Coord arcsec 2000 203106.07+242932.4 Mag 12.53 PmRA 4.00 PmDE -2.0
 
 
20311+2429 B
 
 
Coord arcsec 2000 203105.12+242935.5 Coord calc 203105.12+242935.5 Mag 13.5 PmRA 43.00
PmDE -32.0 Calc delta mag 0.97
 
 
20311+2429 C
 
 
Coord arcsec 2000 203105.03+242936.0 Mag 14 Calc delta mag 1.47 Calc coord yes