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Doubles in session


Current system
20480+2321
BKO 858


Nearby doubles
3' : 20480+2319
POU5000

4' : 20478+2320
POU4999

6' : 20476+2322
BKO 854

17' : 20487+2336
POU5011AB

19' : 20477+2339
POU4997AB

19' : 20489+2336
POU5017

19' : 20476+2339
POU4993

23' : 20475+2342
BKO 853

24' : 20471+2341
POU4985

25' : 20494+2336
POU5024

26' : 20471+2343
POU4984

26' : 20466+2337
POU4981

27' : 20469+2342
POU4983

29' : 20460+2330
POU4966

30' : 20477+2351
POU4998

32' : 20489+2350
POU5016

32' : 20491+2349
POU5019

32' : 20501+2336
POU5036

33' : 20458+2311
BRT2485

33' : 20463+2343
POU4973

36' : 20460+2343
POU4963AB

36' : 20471+2355
A 2796AB

38' : 20454+2330
POU4955

38' : 20459+2344
POU4962

39' : 20507+2310
TDS1105

40' : 20460+2349
POU4965



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.

20480+2321 BKO 858

 
 
20h 48m 02.96s +23° 21' 17.5" P.A. 211.00 sep 9.7 mag 13.90,14.30
 
 
Coord 2000 20480+2321 Discov num BKO 858 Comp Coord arcsec 2000 20 48 02.96 +23 21 17.5
Date first 1998 Date last 2015 Obs 4
Pa first 211 Pa last 211.4 P.A. Now (θ) 211.4°
Sep first 9.5 Sep last 9.659 Sep. Now (ρ) 9.659"
Mag pri 13.90 Mag sec 14.30 delta mag (ΔM) 0.4 Spectral class
Pri motion ra +030 Sec motion ra -064
Pri motion dec +074 Sec motion dec -086
Notes
rPM=1.731
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1842304407484673664
 
 
WDS 20480+2321 BKO 858 : 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
20480+2321 BKO 858 2009 1 208 9.7 13.90 14.30 204802.96+232117.5
20480+2321 BKO 858 2010 4 211 9.5 13.90 14.30 204802.96+232117.5
20480+2321 BKO 858 2015 4 211 9.7 13.90 14.30 204802.96+232117.5

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

 
 
WDS 20480+2321 BKO 858 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20480+2321 BKO 858 : MEASURES
 
 
No records found.

 
 
WDS 20480+2321 : VIRTUAL EYEPIECE
 
 

20480+2321 BKO 858A mag 13.9 20480+2321 BKO 858B sep 9.4 P.A. 209.30 mag 14.3 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 20480+2321 : ALADIN DSS IMAGE @ 20h 48m 02.96s +23° 21' 17.5"
 
 
 
 
WDS 20480+2321 BKO 858 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20480+2321 BKO 858 distance=0' 20480+2319 POU5000 distance=3' 20478+2320 POU4999 distance=4' 20476+2322 BKO 854 distance=6' 20487+2336 POU5011AB distance=17' 20487+2336 POU5012AC distance=17' 20477+2339 POU4997AB distance=19' 20477+2339 BKO 855AC distance=19' 20489+2336 POU5017 distance=19' 20476+2339 POU4993 distance=19' 20475+2342 BKO 853 distance=23' 20471+2341 POU4985 distance=24' 20494+2336 POU5024 distance=25' 20471+2343 POU4984 distance=26' 20466+2337 POU4981 distance=26' 20469+2342 POU4983 distance=27' 20460+2330 POU4966 distance=29' 20477+2351 POU4998 distance=30' 20489+2350 POU5016 distance=32' 20491+2349 POU5019 distance=32' 20501+2336 POU5036 distance=32' 20458+2311 BRT2485 distance=33' 20463+2343 POU4973 distance=33' 20460+2343 POU4963AB distance=36' 20460+2343 BKO 852BC distance=36' 20471+2355 A 2796AB distance=36' 20471+2355 GII 292Aa,Ab distance=36' 20454+2330 POU4955 distance=38' 20459+2344 POU4962 distance=38' 20507+2310 TDS1105 distance=39' 20460+2349 POU4965 distance=40' 20484+2401 KU 128 distance=40' 20452+2330 POU4953 distance=41' 20510+2320 POU5043 distance=42' 20494+2359 POU5023 distance=42' 20461+2354 POU4969 distance=43' 20452+2335 POU4952 distance=43' 20508+2305 J 3114 distance=43' 20497+2358 BKO 869 distance=44' 20501+2353 POU5037 distance=44' 20474+2404 POU4987 distance=44' 20462+2358 POU4971 distance=45' 20477+2406 POU4995 distance=45' 20461+2358 POU4970 distance=46' 20448+2311 BU 1302AB distance=46' 20448+2311 BU 1302AC distance=46' 20448+2311 GII 291Aa,Ab distance=46' 20463+2242 TDT2531 distance=46' 20447+2330 POU4945 distance=47' 20514+2326 POU5046 distance=47' 20499+2401 BKO 873 distance=48' 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 20480+2321 BKO 858 211 9.7
Show 20480+2319 POU5000 6 10.8 3
Show 20478+2320 POU4999 126 21.0 4
Show 20476+2322 BKO 854 316 9.4 6
Show 20487+2336 POU5011 AB 20 10.0 17
Show 20487+2336 POU5012 AC 357 11.3 17
Show 20477+2339 POU4997 AB 195 12.7 19
Show 20477+2339 BKO 855 AC 233 2.6 19
Show 20489+2336 POU5017 330 13.6 19
Show 20476+2339 POU4993 294 3.2 19
Show 20475+2342 BKO 853 129 6.9 23
Show 20471+2341 POU4985 109 16.0 24
Show 20494+2336 POU5024 332 21.3 25
Show 20471+2343 POU4984 154 9.5 26
Show 20466+2337 POU4981 199 6.6 26
Show 20469+2342 POU4983 245 16.3 27
Show 20460+2330 POU4966 269 5.2 29
Show 20477+2351 POU4998 44 12.3 30
Show 20489+2350 POU5016 159 5.6 32
Show 20491+2349 POU5019 91 15.4 32
Show 20501+2336 POU5036 139 11.5 32
Show 20458+2311 BRT2485 170 6.2 33
Show 20463+2343 POU4973 332 3.9 33
Show 20460+2343 POU4963 AB 298 7.8 36
Show 20460+2343 BKO 852 BC 223 4.3 36
Show 20471+2355 A 2796 AB 312 1.8 36
Show 20471+2355 GII 292 Aa,Ab 97 0.2 36
Show 20454+2330 POU4955 133 16.9 38
Show 20459+2344 POU4962 3 3.0 38
Show 20507+2310 TDS1105 30 1.0 39
Show 20460+2349 POU4965 114 7.5 40
Show 20484+2401 KU 128 79 27.1 40
Show 20452+2330 POU4953 244 14.2 41
Show 20510+2320 POU5043 156 5.0 42
Show 20494+2359 POU5023 291 13.2 42
Show 20461+2354 POU4969 146 18.4 43
Show 20452+2335 POU4952 218 3.8 43
Show 20508+2305 J 3114 280 4.7 43
Show 20497+2358 BKO 869 303 9.6 44
Show 20501+2353 POU5037 146 15.9 44
Show 20474+2404 POU4987 173 12.9 44
Show 20462+2358 POU4971 72 13.2 45
Show 20477+2406 POU4995 239 16.1 45
Show 20461+2358 POU4970 3 14.5 46
Show 20448+2311 BU 1302 AB 138 2.3 46
Show 20448+2311 BU 1302 AC 210 55.1 46
Show 20448+2311 GII 291 Aa,Ab 119 0.1 46
Show 20463+2242 TDT2531 298 0.5 46
Show 20447+2330 POU4945 161 7.3 47
Show 20514+2326 POU5046 268 3.4 47
Show 20499+2401 BKO 873 292 11.7 48

 
 
WDS 20480+2321 : COMPONENTS
 
 
  A
B pa=209.3°
sep=9.45"
 
 
20480+2321 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204802.96+232117.5 Mag 13.9 PmRA 30.00
PmDE 74.0
 
 
20480+2321 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204802.62+232109.3 Mag 14.3 PmRA -64.00
PmDE -86.0 Calc delta mag 0.4 Calc coord yes