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Doubles in session


Current system
20318+4128
CAN 34 AB


Nearby doubles
5' : 20322+4127
MZA 24AB

6' : 20323+4126
CAN 36AB

6' : 20314+4131
CAN 31AB

7' : 20324+4130
CAN 37AB

8' : 20325+4129
CAN 39AB

8' : 20325+4126
CAN 38AB

9' : 20312+4132
CAN 3AB

10' : 20313+4121
MZA 39AB

10' : 20326+4125
CAN 40AB

11' : 20318+4118
CAN 4AB

11' : 20312+4137
J 1196

11' : 20328+4126
CAN 41AB

12' : 20318+4117
CAN 33AB

12' : 20324+4118
HER 3AB

13' : 20328+4124
CAN 42AB

14' : 20330+4124
CAN 43AB

16' : 20316+4113
ES 1679AB

16' : 20307+4137
CAN 28AB

16' : 20317+4143
HJ 1530

17' : 20325+4114
MZA 40AB

17' : 20332+4122
CAN 6AB

17' : 20327+4114
CAN 78AB

18' : 20330+4118
CAN 44AB

18' : 20328+4115
CNT 8

18' : 20332+4120
MZA 28AB

18' : 20333+4121
CAN 54AB



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20318+4128 CAN 34 AB

 
 
20h 31m 49.66s +41° 28' 26.5" P.A. 276.00 sep 2.9 mag 8.60,15.50 Sp O9III
 
 
Coord 2000 20318+4128 Discov num CAN  34 Comp AB Coord arcsec 2000 20 31 49.66 +41 28 26.5
Date first 2008 Date last 2008 Obs 2
Pa first 276 Pa last 275.8 P.A. Now (θ) 275.8°
Sep first 2.9 Sep last 2.89 Sep. Now (ρ) 2.89"
Mag pri 8.60 Mag sec 15.50 delta mag (ΔM) 6.9 Spectral class O9III (blue)
Pri motion ra Sec motion ra
Pri motion dec Sec motion dec
Notes V K (Proper motion indicates physical, 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
This double is physical.
 
 
20318+4128 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 31 50 +41 28 26 CAN 34 AB 2008 2 276 2.9 8.60 15.50 6.90 <===
Show 20 31 50 +41 28 26 CAN 34 AC 2008 2 328 3.0 8.60 14.50 5.90
Show 20 31 50 +41 28 26 CAN 34 AD 2008 2 63 3.5 8.60 15.40 6.80
Show 20 31 50 +41 28 26 CAN 34 AE 2008 2 177 4.8 8.60 16.40 7.80
Show 20 31 50 +41 28 26 CAN 34 AF 2008 1 112 5.4 8.60 17.20 8.60
Show 20 31 50 +41 28 26 CAN 34 AG 2008 1 92 5.9 8.60 17.60 9.00
Show 20 31 50 +41 28 26 CAN 34 AH 2008 1 148 8.3 8.60 11.00 2.40
Show 20 31 50 +41 28 26 CAN 34 AI 2014 5 295 9.5 8.60 14.30 5.70
Show 20 31 50 +41 28 26 CAN 34 AJ 2008 1 341 9.5 8.60 17.40 8.80
Show 20 31 50 +41 28 26 CAN 34 AK 2008 1 7 9.6 8.60 17.10 8.50
Show 20 31 50 +41 28 26 CAN 34 AL 2008 1 105 9.6 8.60 15.80 7.20
Show 20 31 50 +41 28 26 CAN 34 AM 2014 6 282 12.0 8.60 13.80 5.20
Show 20 31 50 +41 28 26 CAN 34 AN 2008 1 7 12.3 8.60 16.00 7.40
14-fold system
14 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus
 
 
WDS 20318+4128 CAN 34 AB : 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
20318+4128 CAN 34 AB 2008 2 276 2.9 8.60 15.50 O9III V K 203149.66+412826.5

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

 
 
WDS 20318+4128 CAN 34 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20318+4128 CAN 34 AB : MEASURES
 
 
No records found.

 
 
WDS 20318+4128 : VIRTUAL EYEPIECE
 
 

20318+4128 CAN 34A mag 8.6 Sp O9III 20318+4128 CAN 34B sep 2.2 P.A. 277.70 mag 15.5 20318+4128 CAN 34C sep 2.8 P.A. 334.60 mag 14.5 20318+4128 CAN 34D sep 2.8 P.A. 55.40 mag 15.4 20318+4128 CAN 34E sep 4.8 P.A. 177.50 mag 16.4 20318+4128 CAN 34F sep 4.3 P.A. 118.80 mag 17.2 20318+4128 CAN 34G sep 4.4 P.A. 92.90 mag 17.6 20318+4128 CAN 34H sep 7.8 P.A. 154.70 mag 11 20318+4128 CAN 34I sep 7.6 P.A. 302.00 mag 14.3 20318+4128 CAN 34J sep 9.3 P.A. 345.20 mag 17.4 20318+4128 CAN 34K sep 9.6 P.A. 5.30 mag 17.1 20318+4128 CAN 34L sep 7.4 P.A. 109.20 mag 15.8 20318+4128 CAN 34M sep 9.1 P.A. 285.50 mag 13.8 20318+4128 CAN 34N sep 12.2 P.A. 5.00 mag 16 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 20318+4128 : ALADIN DSS IMAGE @ 20h 31m 49.66s +41° 28' 26.5"
 
 
 
 
WDS 20318+4128 CAN 34 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20318+4128 CAN 34AB distance=0' 20322+4127 MZA 24BC distance=5' 20322+4127 CAN 35BD distance=5' 20322+4127 CAN 35BE distance=5' 20322+4127 CAN 35BF distance=5' 20322+4127 CAN 35BG distance=5' 20322+4127 MZA 24AB distance=5' 20322+4127 MZA 24AC distance=5' 20322+4127 CAN 35AH distance=5' 20322+4127 CAN 35AI distance=5' 20322+4127 CAN 35AJ distance=5' 20322+4127 CAN 35AK distance=5' 20323+4126 CAN 36AB distance=6' 20323+4126 CAN 36AC distance=6' 20323+4126 CAN 36AD distance=6' 20323+4126 CAN 36AE distance=6' 20323+4126 CAN 36AF distance=6' 20323+4126 CAN 36AG distance=6' 20314+4131 CAN 31AB distance=6' 20314+4131 CAN 31AC distance=6' 20324+4130 CAN 37AB distance=7' 20324+4130 CAN 37AC distance=7' 20324+4130 CAN 37AD distance=7' 20324+4130 CAN 37AE distance=7' 20324+4130 CAN 37AF distance=7' 20324+4130 CAN 37AG distance=7' 20324+4130 CAN 37AH distance=7' 20324+4130 CAN 37AI distance=7' 20324+4130 CAN 37AJ distance=7' 20324+4130 CAN 37AK distance=7' 20324+4130 CAN 37AL distance=7' 20324+4130 CAN 37AM distance=7' 20324+4130 CAN 37AN distance=7' 20324+4130 CAN 37AO distance=7' 20324+4130 CAN 37AP distance=7' 20324+4130 CAN 37AQ distance=7' 20324+4130 CAN 37AR distance=7' 20324+4130 CAN 37AS distance=7' 20324+4130 CAN 37AT distance=7' 20324+4130 CAN 37AU distance=7' 20325+4129 CAN 39AB distance=8' 20325+4129 CAN 39AC distance=8' 20325+4129 CAN 39AD distance=8' 20325+4129 CAN 39AE distance=8' 20325+4129 CAN 39AF distance=8' 20325+4129 CAN 39AG distance=8' 20325+4129 CAN 39AH distance=8' 20325+4129 CAN 39AI distance=8' 20325+4129 CAN 39AJ distance=8' 20325+4129 CAN 39AK distance=8' 20325+4129 CAN 39AL distance=8' 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 20318+4128 CAN 34 AB 276 2.9
Show 20318+4128 CAN 34 AC 328 3.0
Show 20318+4128 CAN 34 AD 63 3.5
Show 20318+4128 CAN 34 AE 177 4.8
Show 20318+4128 CAN 34 AF 112 5.4
Show 20318+4128 CAN 34 AG 92 5.9
Show 20318+4128 CAN 34 AH 148 8.3
Show 20318+4128 CAN 34 AI 295 9.5
Show 20318+4128 CAN 34 AJ 341 9.5
Show 20318+4128 CAN 34 AK 7 9.6
Show 20318+4128 CAN 34 AL 105 9.6
Show 20318+4128 CAN 34 AM 282 12.0
Show 20318+4128 CAN 34 AN 7 12.3
Show 20322+4127 MZA 24 BC 38 7.2 5
Show 20322+4127 CAN 35 BD 354 11.3 5
Show 20322+4127 CAN 35 BE 354 11.8 5
Show 20322+4127 CAN 35 BF 353 12.0 5
Show 20322+4127 CAN 35 BG 161 13.0 5
Show 20322+4127 MZA 24 AB 328 14.7 5
Show 20322+4127 MZA 24 AC 349 18.3 5
Show 20322+4127 CAN 35 AH 271 3.6 5
Show 20322+4127 CAN 35 AI 272 5.5 5
Show 20322+4127 CAN 35 AJ 270 6.1 5
Show 20322+4127 CAN 35 AK 271 8.5 5
Show 20323+4126 CAN 36 AB 129 3.9 6
Show 20323+4126 CAN 36 AC 172 5.2 6
Show 20323+4126 CAN 36 AD 350 6.2 6
Show 20323+4126 CAN 36 AE 77 9.0 6
Show 20323+4126 CAN 36 AF 351 11.8 6
Show 20323+4126 CAN 36 AG 308 13.7 6
Show 20314+4131 CAN 31 AB 116 3.9 6
Show 20314+4131 CAN 31 AC 30 6.0 6
Show 20324+4130 CAN 37 AB 251 1.7 7
Show 20324+4130 CAN 37 AC 351 3.6 7
Show 20324+4130 CAN 37 AD 248 5.3 7
Show 20324+4130 CAN 37 AE 210 5.8 7
Show 20324+4130 CAN 37 AF 244 6.5 7
Show 20324+4130 CAN 37 AG 200 6.9 7
Show 20324+4130 CAN 37 AH 242 7.0 7
Show 20324+4130 CAN 37 AI 202 7.4 7
Show 20324+4130 CAN 37 AJ 277 7.7 7
Show 20324+4130 CAN 37 AK 340 8.1 7
Show 20324+4130 CAN 37 AL 237 9.0 7
Show 20324+4130 CAN 37 AM 237 9.6 7
Show 20324+4130 CAN 37 AN 14 9.7 7
Show 20324+4130 CAN 37 AO 253 9.9 7
Show 20324+4130 CAN 37 AP 157 9.9 7
Show 20324+4130 CAN 37 AQ 348 10.0 7
Show 20324+4130 CAN 37 AR 350 10.4 7
Show 20324+4130 CAN 37 AS 9 10.3 7
Show 20324+4130 CAN 37 AT 277 10.6 7

 
 
WDS 20318+4128 : COMPONENTS
 
 
  A B C D E F G H I J K L M
B pa=277.7°
sep=2.17"
 
C pa=334.6°
sep=2.80"
pa=23.1°
sep=2.43"
 
D pa=55.4°
sep=2.81"
pa=73.7°
sep=4.66"
pa=104.8°
sep=3.64"
 
E pa=177.5°
sep=4.81"
pa=155.1°
sep=5.62"
pa=169.1°
sep=7.46"
pa=198.2°
sep=6.73"
 
F pa=118.8°
sep=4.29"
pa=111.8°
sep=6.37"
pa=132.8°
sep=6.76"
pa=158.5°
sep=3.94"
pa=52.4°
sep=4.48"
 
G pa=92.9°
sep=4.40"
pa=94.5°
sep=6.57"
pa=116.2°
sep=6.23"
pa=131.2°
sep=2.76"
pa=42.4°
sep=6.20"
pa=19.0°
sep=1.95"
 
H pa=154.7°
sep=7.75"
pa=143.1°
sep=9.12"
pa=154.6°
sep=10.55"
pa=173.4°
sep=8.66"
pa=125.4°
sep=3.81"
pa=185.1°
sep=4.96"
pa=189.0°
sep=6.87"
 
I pa=302.0°
sep=7.59"
pa=311.1°
sep=5.68"
pa=286.0°
sep=5.45"
pa=285.5°
sep=9.08"
pa=323.0°
sep=11.05"
pa=300.9°
sep=11.88"
pa=291.4°
sep=11.63"
pa=318.5°
sep=14.73"
 
J pa=345.2°
sep=9.29"
pa=358.6°
sep=8.69"
pa=349.7°
sep=6.56"
pa=327.6°
sep=8.74"
pa=349.4°
sep=14.02"
pa=331.0°
sep=12.64"
pa=323.7°
sep=11.42"
pa=340.4°
sep=16.97"
pa=39.4°
sep=6.41"
 
K pa=5.3°
sep=9.58"
pa=18.2°
sep=9.73"
pa=16.5°
sep=7.32"
pa=349.7°
sep=8.07"
pa=2.7°
sep=14.36"
pa=346.0°
sep=11.96"
pa=340.2°
sep=10.38"
pa=351.6°
sep=16.72"
pa=53.0°
sep=9.16"
pa=80.2°
sep=3.29"
 
L pa=109.2°
sep=7.38"
pa=106.6°
sep=9.53"
pa=121.2°
sep=9.56"
pa=130.8°
sep=6.15"
pa=70.6°
sep=7.17"
pa=96.3°
sep=3.23"
pa=130.4°
sep=3.39"
pa=38.6°
sep=5.86"
pa=115.7°
sep=14.88"
pa=140.7°
sep=14.74"
pa=153.0°
sep=13.43"
 
M pa=285.5°
sep=9.11"
pa=287.9°
sep=6.96"
pa=269.3°
sep=7.58"
pa=274.3°
sep=11.13"
pa=308.8°
sep=11.54"
pa=289.7°
sep=13.32"
pa=281.4°
sep=13.44"
pa=307.9°
sep=15.34"
pa=235.7°
sep=2.83"
pa=224.4°
sep=9.17"
pa=233.6°
sep=11.99"
pa=287.1°
sep=16.48"
 
N pa=5.0°
sep=12.22"
pa=15.1°
sep=12.31"
pa=13.2°
sep=9.91"
pa=353.2°
sep=10.66"
pa=2.8°
sep=17.00"
pa=349.2°
sep=14.50"
pa=344.9°
sep=12.85"
pa=353.3°
sep=19.32"
pa=42.6°
sep=11.07"
pa=47.0°
sep=4.69"
pa=3.9°
sep=2.65"
pa=337.9°
sep=15.76"
pa=45.2°
sep=13.85"
 
 
20318+4128 A
 
 
Coord arcsec 2000 203149.66+412826.5 Mag 8.6 Spectral class O9III (blue)
 
 
20318+4128 B
 
 
Coord arcsec 2000 203149.47+412826.8 Mag 15.5 Calc delta mag 6.9 Calc coord yes
 
 
20318+4128 C
 
 
Coord arcsec 2000 203149.55+412829.0 Mag 14.5 Calc delta mag 5.9 Calc coord yes
 
 
20318+4128 D
 
 
Coord arcsec 2000 203149.87+412828.1 Mag 15.4 Calc delta mag 6.8 Calc coord yes
 
 
20318+4128 E
 
 
Coord arcsec 2000 203149.68+412821.7 Mag 16.4 Calc delta mag 7.8 Calc coord yes
 
 
20318+4128 F
 
 
Coord arcsec 2000 203149.99+412824.4 Mag 17.2 Calc delta mag 8.6 Calc coord yes
 
 
20318+4128 G
 
 
Coord arcsec 2000 203150.05+412826.3 Mag 17.6 Calc delta mag 9 Calc coord yes
 
 
20318+4128 H
 
 
Coord arcsec 2000 203149.96+412819.5 Mag 11 Tycho2 3161-01036-1 Calc delta mag 2.4
Calc coord yes
Tycho2
Tycho2 3161-01036-1 Pflag RAmdeg 307.95693775 DEmdeg 41.47403030
PmRA 0.7 PmDE -6.0 E RAmdeg 79 E DEmdeg 76
E pmRA 2.0 E pmDE 1.9 EpRAm 1972.33 EpDEm 1970.48
Num 3 Q RAmdeg 0.9 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 12.811 E BTmag 0.241 VTmag 11.798
E VTmag 0.149 Prox 999 TYC HIP
CCDM RAdeg 307.95693528 DEdeg 41.47404417 EpRA 1990 1.61
EpDE 1990 1.70 E RAdeg 87.5 E DEdeg 85.9 Posflg
Corr 0.1
 
 
20318+4128 I
 
 
Coord arcsec 2000 203149.09+412830.5 Mag 14.3 Calc delta mag 5.7 Calc coord yes
 
 
20318+4128 J
 
 
Coord arcsec 2000 203149.45+412835.5 Mag 17.4 Calc delta mag 8.8 Calc coord yes
 
 
20318+4128 K
 
 
Coord arcsec 2000 203149.74+412836.0 Mag 17.1 Calc delta mag 8.5 Calc coord yes
 
 
20318+4128 L
 
 
Coord arcsec 2000 203150.28+412824.1 Mag 15.8 Calc delta mag 7.2 Calc coord yes
 
 
20318+4128 M
 
 
Coord arcsec 2000 203148.88+412828.9 Mag 13.8 Calc delta mag 5.2 Calc coord yes
 
 
20318+4128 N
 
 
Coord arcsec 2000 203149.75+412838.7 Mag 16 Calc delta mag 7.4 Calc coord yes