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Doubles in session


Current system
20347+4051
CAN 20 AC


Nearby doubles
1' : 20347+4052
CAN 17AB

12' : 20357+4053
BRT2266

14' : 20349+4038
CAN 21

16' : 20341+4105
CAN 69AB

16' : 20361+4056
CAN 23AB

17' : 20340+4106
CAN 67AB

17' : 20336+4041
CAN 12AB

20' : 20330+4047
CAN 15AB

21' : 20339+4034
AG 409

24' : 20339+4031
OPI9006

24' : 20334+4109
WSI 67AB

25' : 20334+4111
CAN 58AB

25' : 20326+4056
CAN 24AB

26' : 20344+4117
CAN 76AB

26' : 20328+4040
SKF1866

27' : 20326+4041
CAN 18AB

28' : 20340+4118
CAN 68AB

28' : 20332+4113
CAN 50AB

28' : 20335+4115
CAN 60AB

28' : 20336+4116
CAN 61AB

28' : 20332+4114
CAN 49AB

29' : 20331+4113
WSI 66AB

30' : 20332+4115
MZA 27AB

30' : 20332+4028
HJ 609

31' : 20321+4048
CAN 77

31' : 20333+4117
CAN 79AB



Selections
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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.

20347+4051 CAN 20 AC

 
 
20h 34m 44.72s +40° 51' 46.6" P.A. 330.00 sep 13.8 mag 6.90,8.60 Sp B0I
 
 
Coord 2000 20347+4051 Discov num CAN  20 Comp AC Coord arcsec 2000 20 34 44.72 +40 51 46.6
Date first 1998 Date last 2015 Obs 6
Pa first 330 Pa last 330.2 P.A. Now (θ) 330.2°
Sep first 13.8 Sep last 13.802 Sep. Now (ρ) 13.802"
Mag pri 6.90 Mag sec 8.60 delta mag (ΔM) 1.7 Spectral class B0I (blue-white)
Pri motion ra Sec motion ra
Pri motion dec Sec motion dec
Notes K (K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
20347+4051 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 34 45 +40 51 47 CAN 20 AB 2015 5 164 10.9 5.70 12.80 7.10
Show 20 34 45 +40 51 47 CAN 20 AC 2015 6 330 13.8 6.90 8.60 1.70 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus
 
 
WDS 20347+4051 CAN 20 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
CaN2014 Hf j Caballero-Nieves, S.M., Nelan, E.P., Gies, D.R., Wallace, D.J., DeGioia-Eastwood, 2014AJ....147...40C
CaN2014 K., Herrero, A., Jao, W.-J., Mason, B.D., Massey, P., Moffat, A.F., & Walborn, N.
CaN2014 AJ 147, 40, 2014
CaN2020 A j Caballero-Nieves, S.M., Gies, D.R., Baines, E.K., Bouchez, A.H., Dekany, R.G., 2020AJ....160..115C
CaN2020 Goodwin, S.P., Rickman, E.L., Roberts, L.C., Jr., Taggart, K., ten Brummelaar,
CaN2020 T.A. & Turner, N.H.
CaN2020 AJ 160, 115, 2020
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20347+4051 CAN 20 AC 2015 6 330 13.8 6.90 8.60 B0I K 203444.72+405146.6

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

 
 
WDS 20347+4051 CAN 20 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20347+4051 CAN 20 AC : MEASURES
 
 
No records found.

 
 
WDS 20347+4051 : VIRTUAL EYEPIECE
 
 

20347+4051 CAN 20A mag 5.7 Sp B0I 20347+4051 CAN 20B sep 10.8 P.A. 167.70 mag 12.8 20347+4051 CAN 20C sep 13.1 P.A. 336.60 mag 8.6 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 20347+4051 : ALADIN DSS IMAGE @ 20h 34m 44.72s +40° 51' 46.6"
 
 
 
 
WDS 20347+4051 CAN 20 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20347+4051 CAN 20AC distance=0' 20347+4052 CAN 17AB distance=1' 20347+4052 CAN 17AC distance=1' 20357+4053 BRT2266 distance=12' 20349+4038 CAN 21 distance=14' 20341+4105 CAN 69AB distance=16' 20341+4105 CAN 69AC distance=16' 20341+4105 CAN 69AD distance=16' 20341+4105 CAN 69AE distance=16' 20341+4105 CAN 69AF distance=16' 20341+4105 CAN 69AG distance=16' 20341+4105 CAN 69AH distance=16' 20341+4105 CAN 69AI distance=16' 20341+4105 CAN 69AJ distance=16' 20341+4105 CAN 69AK distance=16' 20341+4105 CAN 69AL distance=16' 20341+4105 CAN 69AM distance=16' 20341+4105 CAN 69AN distance=16' 20341+4105 CAN 69AO distance=16' 20341+4105 CAN 69AP distance=16' 20341+4105 CAN 69AQ distance=16' 20361+4056 CAN 23AB distance=16' 20361+4056 CAN 23AC distance=16' 20361+4056 CAN 23AD distance=16' 20361+4056 CAN 23AE distance=16' 20361+4056 CAN 23AF distance=16' 20340+4106 CAN 67AB distance=17' 20340+4106 CAN 67AC distance=17' 20340+4106 CAN 67AD distance=17' 20340+4106 CAN 67AE distance=17' 20340+4106 CAN 67AF distance=17' 20340+4106 CAN 67AG distance=17' 20340+4106 CAN 67AH distance=17' 20340+4106 CAN 67AI distance=17' 20340+4106 CAN 67AJ distance=17' 20336+4041 CAN 12AB distance=17' 20336+4041 CAN 12AC distance=17' 20330+4047 CAN 15AB distance=20' 20330+4047 CAN 15AC distance=20' 20330+4047 CAN 15AD distance=20' 20330+4047 CAN 15AE distance=20' 20330+4047 CAN 15AF distance=20' 20339+4034 AG 409 distance=21' 20339+4031 OPI9006 distance=24' 20334+4109 WSI 67AB distance=24' 20334+4109 CAN 56AC distance=24' 20334+4109 CAN 56AD distance=24' 20334+4111 CAN 58AB distance=25' 20334+4111 CAN 58AC distance=25' 20334+4111 CAN 58AD distance=25' 20334+4111 CAN 58AE distance=25' 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 20347+4051 CAN 20 AB 164 10.9
Show 20347+4051 CAN 20 AC 330 13.8
Show 20347+4052 CAN 17 AB 335 9.6 1
Show 20347+4052 CAN 17 AC 286 12.3 1
Show 20357+4053 BRT2266 325 7.5 12
Show 20349+4038 CAN 21 165 7.7 14
Show 20341+4105 CAN 69 AB 243 1.5 16
Show 20341+4105 CAN 69 AC 77 1.9 16
Show 20341+4105 CAN 69 AD 218 3.5 16
Show 20341+4105 CAN 69 AE 239 5.0 16
Show 20341+4105 CAN 69 AF 241 5.3 16
Show 20341+4105 CAN 69 AG 36 5.7 16
Show 20341+4105 CAN 69 AH 258 6.8 16
Show 20341+4105 CAN 69 AI 45 7.1 16
Show 20341+4105 CAN 69 AJ 180 8.1 16
Show 20341+4105 CAN 69 AK 191 8.1 16
Show 20341+4105 CAN 69 AL 124 11.6 16
Show 20341+4105 CAN 69 AM 160 12.5 16
Show 20341+4105 CAN 69 AN 328 12.7 16
Show 20341+4105 CAN 69 AO 85 13.5 16
Show 20341+4105 CAN 69 AP 265 14.9 16
Show 20341+4105 CAN 69 AQ 269 15.0 16
Show 20361+4056 CAN 23 AB 333 4.8 16
Show 20361+4056 CAN 23 AC 245 5.4 16
Show 20361+4056 CAN 23 AD 175 6.6 16
Show 20361+4056 CAN 23 AE 113 7.5 16
Show 20361+4056 CAN 23 AF 329 14.0 16
Show 20340+4106 CAN 67 AB 55 2.6 17
Show 20340+4106 CAN 67 AC 224 3.2 17
Show 20340+4106 CAN 67 AD 90 6.5 17
Show 20340+4106 CAN 67 AE 29 9.4 17
Show 20340+4106 CAN 67 AF 110 9.5 17
Show 20340+4106 CAN 67 AG 235 10.5 17
Show 20340+4106 CAN 67 AH 308 10.7 17
Show 20340+4106 CAN 67 AI 285 11.7 17
Show 20340+4106 CAN 67 AJ 298 11.9 17
Show 20336+4041 CAN 12 AB 239 5.8 17
Show 20336+4041 CAN 12 AC 255 9.5 17
Show 20330+4047 CAN 15 AB 113 0.1 20
Show 20330+4047 CAN 15 AC 241 2.6 20
Show 20330+4047 CAN 15 AD 201 5.5 20
Show 20330+4047 CAN 15 AE 230 9.3 20
Show 20330+4047 CAN 15 AF 341 15.7 20
Show 20339+4034 AG 409 266 9.8 21
Show 20339+4031 OPI9006 300 17.0 24
Show 20334+4109 WSI 67 AB 326 0.7 24
Show 20334+4109 CAN 56 AC 308 4.4 24
Show 20334+4109 CAN 56 AD 269 11.7 24
Show 20334+4111 CAN 58 AB 283 4.9 25
Show 20334+4111 CAN 58 AC 153 7.0 25
Show 20334+4111 CAN 58 AD 100 7.3 25

 
 
WDS 20347+4051 : COMPONENTS
 
 
  A B
B pa=167.7°
sep=10.76"
 
C pa=336.6°
sep=13.05"
pa=341.6°
sep=23.70"
 
 
20347+4051 A
 
 
Coord arcsec 2000 203444.72+405146.6 Mag 5.7 Spectral class B0I (blue-white)
 
 
20347+4051 B
 
 
Coord arcsec 2000 203444.92+405136.1 Mag 12.8 Calc delta mag 7.1 Calc coord yes
 
 
20347+4051 C
 
 
Coord arcsec 2000 203444.26+405158.6 Mag 8.6 Calc delta mag 2.9 Calc coord yes