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Doubles in session


Current system
21342+4721
BKO 160 AB


Nearby doubles
5' : 21341+4718
HDS3072

5' : 21345+4725
ES 1172AB

8' : 21350+4723
ES 1173

28' : 21346+4654
TDT3038

35' : 21372+4739
BEM 39AB

39' : 21311+4701
CLZ 80

40' : 21304+4717
ES 516

43' : 21306+4742
ES 824

45' : 21303+4740
COU2440

46' : 21383+4702
TDT3071

47' : 21308+4752
A 769

47' : 21342+4808
ES 519

48' : 21297+4732
A 767

50' : 21352+4634
LDS4898

50' : 21386+4747
COU2311

51' : 21338+4811
SWN 6

52' : 21343+4630
ES 518

52' : 21346+4813
RAO 462AB

53' : 21291+4727
TDS1130

56' : 21332+4816
POP 55

56' : 21396+4712
HJ 1676

57' : 21361+4814
ES 1174

57' : 21316+4811
SWN 5

57' : 21346+4817
SWN 8

61' : 21323+4821
DJU 7

62' : 21282+4713
ES 1171AB



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.

21342+4721 BKO 160 AB

 
 
21h 34m 14.96s +47° 21' 16.2" P.A. 195.00 sep 9.1 mag 11.00,13.20
 
 
Coord 2000 21342+4721 Discov num BKO 160 Comp AB Coord arcsec 2000 21 34 14.96 +47 21 16.2
Date first 1998 Date last 2015 Obs 7
Pa first 194 Pa last 194.8 P.A. Now (θ) 194.8°
Sep first 9.1 Sep last 9.06 Sep. Now (ρ) 9.06"
Mag pri 11.00 Mag sec 13.20 delta mag (ΔM) 2.2 Spectral class
Pri motion ra +001 Sec motion ra -009
Pri motion dec -002 Sec motion dec -007
Notes
rPM=0.981
This double is not physical.
 
 
21342+4721 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 34 15 +47 21 16 BKO 160 AB 2015 7 195 9.1 11.00 13.20 2.20 <===
Show 21 34 15 +47 21 16 BKO 160 AC 2015 7 12 7.5 11.00 14.50 3.50
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1978253552768260608
 
 
WDS 21342+4721 BKO 160 AB : 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
21342+4721 BKO 160 AB 2003 2 195 9.1 11.00 13.20 D 213414.96+472116.2
21342+4721 BKO 160 AB 2015 4 195 9.1 11.00 13.20 213414.96+472116.2

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

 
 
WDS 21342+4721 BKO 160 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21342+4721 BKO 160 AB : MEASURES
 
 
No records found.

 
 
WDS 21342+4721 : VIRTUAL EYEPIECE
 
 

21342+4721 BKO 160A mag 11 21342+4721 BKO 160B sep 8.9 P.A. 190.10 mag 13.2 21342+4721 BKO 160C sep 7.4 P.A. 8.30 mag 14.5 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 21342+4721 : ALADIN DSS IMAGE @ 21h 34m 14.96s +47° 21' 16.2"
 
 
 
 
WDS 21342+4721 BKO 160 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21342+4721 BKO 160AB distance=0' 21341+4718 HDS3072 distance=5' 21345+4725 ES 1172AB distance=5' 21345+4725 ES 1172AC distance=5' 21345+4725 ABH 146AD distance=5' 21345+4725 ABH 146AE distance=5' 21345+4725 ABH 146AF distance=5' 21345+4725 ABH 146AG distance=5' 21345+4725 ABH 146AH distance=5' 21345+4725 ABH 146AI distance=5' 21345+4725 ABH 146AJ distance=5' 21345+4725 ABH 146AK distance=5' 21345+4725 ABH 146AL distance=5' 21350+4723 ES 1173 distance=8' 21346+4654 TDT3038 distance=28' 21372+4739 BEM 39BC distance=35' 21372+4739 BEM 39AB distance=35' 21372+4739 BEM 39AD distance=35' 21372+4739 BEM 39AE distance=35' 21311+4701 CLZ 80 distance=39' 21304+4717 ES 516 distance=40' 21306+4742 ES 824 distance=43' 21303+4740 COU2440 distance=45' 21383+4702 TDT3071 distance=46' 21308+4752 A 769 distance=47' 21342+4808 ES 519 distance=47' 21297+4732 A 767 distance=48' 21352+4634 LDS4898 distance=50' 21386+4747 COU2311 distance=50' 21338+4811 SWN 6 distance=51' 21343+4630 ES 518 distance=52' 21346+4813 RAO 462AB distance=52' 21346+4813 GRV1284AC distance=52' 21291+4727 TDS1130 distance=53' 21332+4816 POP 55 distance=56' 21396+4712 HJ 1676 distance=56' 21361+4814 ES 1174 distance=57' 21316+4811 SWN 5 distance=57' 21346+4817 SWN 8 distance=57' 21323+4821 DJU 7 distance=61' 21282+4713 ES 1171AB distance=62' 21282+4713 ES 1171AC distance=62' 21315+4817 A 771AB distance=62' 21314+4821 COU2441 distance=67' 21366+4824 TDT3057 distance=67' 21327+4829 HJ 1657AB distance=70' 21278+4748 ES 680 distance=71' 21412+4733 GRF 18 distance=72' 21353+4612 TOR 28 distance=72' 21321+4828 COU2442 distance=72' 21339+4833 YR 3 distance=73' 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 21342+4721 BKO 160 AB 195 9.1
Show 21342+4721 BKO 160 AC 12 7.5
Show 21341+4718 HDS3072 49 0.3 5
Show 21345+4725 ES 1172 AB 104 6.4 5
Show 21345+4725 ES 1172 AC 205 16.3 5
Show 21345+4725 ABH 146 AD 170 30.6 5
Show 21345+4725 ABH 146 AE 33 32.6 5
Show 21345+4725 ABH 146 AF 58 49.7 5
Show 21345+4725 ABH 146 AG 104 48.6 5
Show 21345+4725 ABH 146 AH 247 43.1 5
Show 21345+4725 ABH 146 AI 92 119.9 5
Show 21345+4725 ABH 146 AJ 250 107.2 5
Show 21345+4725 ABH 146 AK 246 112.4 5
Show 21345+4725 ABH 146 AL 232 102.7 5
Show 21350+4723 ES 1173 95 3.8 8
Show 21346+4654 TDT3038 135 0.6 28
Show 21372+4739 BEM 39 BC 124 6.5 35
Show 21372+4739 BEM 39 AB 329 15.7 35
Show 21372+4739 BEM 39 AD 7 25.9 35
Show 21372+4739 BEM 39 AE 124 25.1 35
Show 21311+4701 CLZ 80 346 9.3 39
Show 21304+4717 ES 516 147 3.4 40
Show 21306+4742 ES 824 353 6.0 43
Show 21303+4740 COU2440 179 0.5 45
Show 21383+4702 TDT3071 99 2.6 46
Show 21308+4752 A 769 296 0.7 47
Show 21342+4808 ES 519 318 8.2 47
Show 21297+4732 A 767 169 1.3 48
Show 21352+4634 LDS4898 71 3.9 50
Show 21386+4747 COU2311 241 1.0 50
Show 21338+4811 SWN 6 272 6.2 51
Show 21343+4630 ES 518 14 4.6 52
Show 21346+4813 RAO 462 AB 82 0.8 52
Show 21346+4813 GRV1284 AC 35 12.3 52
Show 21291+4727 TDS1130 176 1.3 53
Show 21332+4816 POP 55 201 4.9 56
Show 21396+4712 HJ 1676 136 29.6 56
Show 21361+4814 ES 1174 254 2.2 57
Show 21316+4811 SWN 5 30 5.1 57
Show 21346+4817 SWN 8 119 7.8 57
Show 21323+4821 DJU 7 98 3.1 61
Show 21282+4713 ES 1171 AB 197 3.8 62
Show 21282+4713 ES 1171 AC 232 21.5 62
Show 21315+4817 A 771 AB 50 0.0 62
Show 21314+4821 COU2441 304 0.2 67
Show 21366+4824 TDT3057 232 0.5 67
Show 21327+4829 HJ 1657 AB 16 23.1 70
Show 21278+4748 ES 680 331 7.6 71
Show 21412+4733 GRF 18 203 146.6 72
Show 21353+4612 TOR 28 324 13.1 72
Show 21321+4828 COU2442 300 0.2 72

 
 
WDS 21342+4721 : COMPONENTS
 
 
  A B
B pa=190.1°
sep=8.90"
 
C pa=8.3°
sep=7.39"
pa=9.3°
sep=16.29"
 
 
21342+4721 A
 
 
Coord arcsec 2000 213414.96+472116.2 Mag 11 PmRA 1.00 PmDE -2.0
 
 
21342+4721 B
 
 
Coord arcsec 2000 213414.81+472107.4 Mag 13.2 PmRA -9.00 PmDE -7.0
Calc delta mag 2.2 Calc coord yes
 
 
21342+4721 C
 
 
Coord arcsec 2000 213415.06+472123.5 Mag 14.5 Calc delta mag 3.5 Calc coord yes