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Current system
20499+2407
BKO 872


Nearby doubles
2' : 20499+2408
BKO 871

5' : 20496+2404
POU5026

5' : 20500+2412
BKO 875

6' : 20499+2401
BKO 873

6' : 20499+2402
POU5034

6' : 20499+2412
POU5031AB

7' : 20500+2401
NSN 795

8' : 20494+2405
POU5022

10' : 20497+2358
BKO 869

11' : 20494+2359
POU5023

14' : 20501+2353
POU5037

16' : 20499+2422
POU5033

21' : 20491+2349
POU5019

22' : 20484+2422
POU5005

22' : 20489+2350
POU5016

22' : 20484+2401
KU 128

23' : 20484+2416
POU5006

26' : 20482+2416
HJ 1576

26' : 20488+2427
POU5014

27' : 20513+2426
BKO 877AB

29' : 20484+2426
BKO 859

29' : 20486+2428
POU5009AB

31' : 20516+2426
BKO 880

31' : 20477+2406
POU4995

31' : 20501+2336
POU5036

32' : 20516+2429
POU5049



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

20499+2407 BKO 872

 
 
20h 49m 54.20s +24° 06' 51.7" P.A. 93.00 sep 11.8 mag 12.30,13.90
 
 
Coord 2000 20499+2407 Discov num BKO 872 Comp Coord arcsec 2000 20 49 54.20 +24 06 51.7
Date first 1999 Date last 2015 Obs 8
Pa first 95 Pa last 92.9 P.A. Now (θ) 92.9°
Sep first 11.6 Sep last 11.788 Sep. Now (ρ) 11.788"
Mag pri 12.30 Mag sec 13.90 delta mag (ΔM) 1.6 Spectral class
Pri motion ra -017 Sec motion ra -007
Pri motion dec -024 Sec motion dec +000
Notes
rPM=0.884
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1842461049233727360
 
 
WDS 20499+2407 BKO 872 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
BKO Ladanyi, T. & Berko, E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20499+2407 BKO 872 2009 1 93 11.6 12.30 13.90 204954.20+240651.7
20499+2407 BKO 872 2010 4 94 11.5 12.30 13.90 204954.20+240651.7
20499+2407 BKO 872 2015 5 93 11.8 12.30 13.90 204954.20+240651.7

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

 
 
WDS 20499+2407 BKO 872 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20499+2407 BKO 872 : MEASURES
 
 
No records found.

 
 
WDS 20499+2407 : VIRTUAL EYEPIECE
 
 

20499+2407 BKO 872A mag 12.3 20499+2407 BKO 872B sep 11.8 P.A. 92.90 mag 13.9 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20499+2407 : ALADIN DSS IMAGE @ 20h 49m 54.20s +24° 06' 51.7"
 
 
 
 
WDS 20499+2407 BKO 872 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20499+2407 BKO 872 distance=1' 20499+2408 BKO 871 distance=2' 20496+2404 POU5026 distance=5' 20500+2412 BKO 875 distance=5' 20499+2401 BKO 873 distance=6' 20499+2402 POU5034 distance=6' 20499+2412 POU5031AB distance=6' 20499+2412 POU5032AC distance=6' 20500+2401 NSN 795 distance=7' 20494+2405 POU5022 distance=8' 20497+2358 BKO 869 distance=10' 20494+2359 POU5023 distance=11' 20501+2353 POU5037 distance=14' 20499+2422 POU5033 distance=16' 20491+2349 POU5019 distance=21' 20484+2422 POU5005 distance=22' 20489+2350 POU5016 distance=22' 20484+2401 KU 128 distance=22' 20484+2416 POU5006 distance=23' 20482+2416 HJ 1576 distance=26' 20488+2427 POU5014 distance=26' 20513+2426 BKO 877AB distance=27' 20484+2426 BKO 859 distance=29' 20486+2428 BKO 861BC distance=29' 20486+2428 POU5009AB distance=29' 20516+2426 BKO 880 distance=31' 20477+2406 POU4995 distance=31' 20501+2336 POU5036 distance=31' 20516+2429 POU5049 distance=32' 20494+2336 POU5024 distance=32' 20480+2428 BKO 857 distance=34' 20477+2351 POU4998 distance=34' 20477+2422 POU4994 distance=34' 20489+2336 POU5017 distance=34' 20493+2440 BKO 867 distance=35' 20522+2353 POU5051 distance=35' 20490+2439 POU5018 distance=35' 20474+2404 POU4987 distance=35' 20487+2336 POU5011AB distance=36' 20487+2336 POU5012AC distance=36' 20523+2352 BKO 882 distance=36' 20474+2419 POU4988 distance=37' 20475+2421 POU4990 distance=37' 20491+2442 BKO 866 distance=37' 20474+2417 POU4986 distance=37' 20487+2442 BKO 863 distance=39' 20496+2444 POU5027 distance=39' 20526+2353 BKO 883 distance=40' 20471+2355 A 2796AB distance=41' 20471+2355 GII 292Aa,Ab distance=41' 20469+2426 POU4982 distance=41' 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 20499+2407 BKO 872 93 11.8 1
Show 20499+2408 BKO 871 266 11.4 2
Show 20496+2404 POU5026 92 17.0 5
Show 20500+2412 BKO 875 167 4.5 5
Show 20499+2401 BKO 873 292 11.7 6
Show 20499+2402 POU5034 127 4.4 6
Show 20499+2412 POU5031 AB 320 17.8 6
Show 20499+2412 POU5032 AC 311 16.4 6
Show 20500+2401 NSN 795 225 4.8 7
Show 20494+2405 POU5022 44 10.8 8
Show 20497+2358 BKO 869 303 9.6 10
Show 20494+2359 POU5023 291 13.2 11
Show 20501+2353 POU5037 146 15.9 14
Show 20499+2422 POU5033 279 7.1 16
Show 20491+2349 POU5019 91 15.4 21
Show 20484+2422 POU5005 62 13.9 22
Show 20489+2350 POU5016 159 5.6 22
Show 20484+2401 KU 128 79 27.1 22
Show 20484+2416 POU5006 222 15.8 23
Show 20482+2416 HJ 1576 51 5.6 26
Show 20488+2427 POU5014 141 13.2 26
Show 20513+2426 BKO 877 AB 276 5.5 27
Show 20484+2426 BKO 859 264 8.6 29
Show 20486+2428 BKO 861 BC 232 2.2 29
Show 20486+2428 POU5009 AB 183 14.8 29
Show 20516+2426 BKO 880 216 6.1 31
Show 20477+2406 POU4995 239 16.1 31
Show 20501+2336 POU5036 139 11.5 31
Show 20516+2429 POU5049 107 14.7 32
Show 20494+2336 POU5024 332 21.3 32
Show 20480+2428 BKO 857 152 8.1 34
Show 20477+2351 POU4998 44 12.3 34
Show 20477+2422 POU4994 302 8.9 34
Show 20489+2336 POU5017 330 13.6 34
Show 20493+2440 BKO 867 349 4.6 35
Show 20522+2353 POU5051 350 6.5 35
Show 20490+2439 POU5018 282 23.1 35
Show 20474+2404 POU4987 173 12.9 35
Show 20487+2336 POU5011 AB 20 10.0 36
Show 20487+2336 POU5012 AC 357 11.3 36
Show 20523+2352 BKO 882 309 4.9 36
Show 20474+2419 POU4988 344 13.3 37
Show 20475+2421 POU4990 351 17.3 37
Show 20491+2442 BKO 866 114 2.3 37
Show 20474+2417 POU4986 249 8.6 37
Show 20487+2442 BKO 863 277 4.3 39
Show 20496+2444 POU5027 179 14.2 39
Show 20526+2353 BKO 883 10 8.9 40
Show 20471+2355 A 2796 AB 312 1.8 41
Show 20471+2355 GII 292 Aa,Ab 97 0.2 41
Show 20469+2426 POU4982 290 4.9 41

 
 
WDS 20499+2407 : COMPONENTS
 
 
  A
B pa=92.9°
sep=11.79"
 
 
20499+2407 A
 
 
Coord arcsec 2000 204954.20+240651.7 Mag 12.3 PmRA -17.00 PmDE -24.0
 
 
20499+2407 B
 
 
Coord arcsec 2000 204955.06+240651.1 Mag 13.9 PmRA -7.00 PmDE 0.0
Delta magnitude 1.6 Coordinate calculated yes