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Doubles in session


Current system
20123+3205
STF 2649 AD


Nearby doubles
9' : 20118+3200
SEI 975

10' : 20127+3213
SEI1002

10' : 20131+3209
SEI1008AB

23' : 20120+3227
SEI 984

24' : 20132+3225
SEI1015

31' : 20105+3225
SEI 943

33' : 20114+3135
SEI 963

36' : 20111+3133
TDT2058

37' : 20096+3218
ES 2431

40' : 20095+3148
CBL 526

45' : 20144+3129
A 1204

48' : 20098+3130
SEI 932

48' : 20097+3240
SEI 933

50' : 20134+3253
SHN 242

50' : 20081+3155
SEI 905

51' : 20112+3120
SEI 960

52' : 20150+3244
CVR 221

54' : 20094+3244
SEI 925

56' : 20092+3243
TOB 171

57' : 20168+3206
COU1476AB

58' : 20118+3108
COU1474AB

59' : 20087+3130
SEI 910

59' : 20169+3218
SEI1060

61' : 20170+3153
SEI1061

63' : 20165+3238
GII 15

63' : 20080+3235
STF2633AB



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.

20123+3205 STF 2649 AD

 
 
20h 12m 18.61s +32° 04' 51.8" P.A. 36.00 sep 175.9 mag 7.86,10.63 Sp A2
 
 
Coord 2000 20123+3205 Discov num STF2649 Comp AD Coord arcsec 2000 20 12 18.61 +32 04 51.8
Date first 1893 Date last 2018 Obs 15
Pa first 38 Pa last 36.1 P.A. Now (θ) 36.1°
Sep first 175.4 Sep last 175.89 Sep. Now (ρ) 175.89"
Mag pri 7.86 Mag sec 10.63 delta mag (ΔM) 2.77 Spectral class A2 (white)
Pri motion ra +016 Sec motion ra +001
Pri motion dec -022 Sec motion dec +004
Notes N (See Notes)
rPM=1.103
This double is not physical.
 
 
20123+3205 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 192165 69594 20 12 19 +32 04 52 STF 2649 AB 2018 47 151 21.6 7.86 9.85 1.99
Show 69594 20 12 19 +32 04 52 STF 2649 AC 2018 18 284 131.0 7.86 11.41 3.55
Show 69594 20 12 19 +32 04 52 STF 2649 AD 2018 15 36 175.9 7.86 10.63 2.77 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 69594 Tycho2 2675-03232-1 Gaia DR2 2054157380217733120
HD 331985
 
 
WDS 20123+3205 STF 2649 AD : NOTES
 
 
discov_num notes refcode
STF2649 B is BD+31@3989.
AB: SEI 993. Nsn2017d
 
 
REFERENCES
 
 
refcode metd author reference
Nsn2017d not - Nanson, J. ...................
Nsn2017d private communication, 2017
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20123+3205 STF2649 AD 1998 8 36 176.0 7.86 10.63 N D 201218.61+320451.8
20123+3205 STF2649 AD 2002 9 36 175.9 7.86 10.63 N D 201218.61+320451.8
20123+3205 STF2649 AD 2015 10 36 176.2 7.86 10.63 A2 N 201218.61+320451.8
20123+3205 STF2649 AD 2018 15 36 175.9 7.86 10.63 A2 N 201218.61+320451.8

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

 
 
WDS 20123+3205 STF 2649 AD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20123+3205 STF 2649 AD : MEASURES
 
 
No records found.

 
 
WDS 20123+3205 : VIRTUAL EYEPIECE
 
 

20123+3205 STF2649A mag 7.86 Sp A2 20123+3205 STF2649B sep 20.9 P.A. 155.20 mag 9.85 20123+3205 STF2649C sep 112.2 P.A. 286.20 mag 11.41 20123+3205 STF2649D sep 167.1 P.A. 31.70 mag 10.63 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 20123+3205 : ALADIN DSS IMAGE @ 20h 12m 18.61s +32° 04' 51.8"
 
 
 
 
WDS 20123+3205 STF 2649 AD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20123+3205 STF2649AD distance=0' 20118+3200 SEI 975 distance=9' 20127+3213 SEI1002 distance=10' 20131+3209 TDT2096Aa,Ab distance=10' 20131+3209 SEI1008AB distance=10' 20131+3209 FYM 76BD distance=11' 20120+3227 SEI 984 distance=23' 20132+3225 SEI1015 distance=24' 20105+3225 SEI 943 distance=31' 20114+3135 SEI 963 distance=33' 20111+3133 TDT2058 distance=36' 20096+3218 ES 2431 distance=37' 20095+3148 CBL 526 distance=40' 20144+3129 A 1204 distance=45' 20098+3130 SEI 932 distance=48' 20097+3240 SEI 933 distance=48' 20134+3253 SHN 242 distance=50' 20081+3155 SEI 905 distance=50' 20112+3120 SEI 960 distance=51' 20150+3244 CVR 221 distance=52' 20094+3244 SEI 925 distance=54' 20092+3243 TOB 171 distance=56' 20168+3206 COU1476AB distance=57' 20168+3206 COU1476AC distance=57' 20118+3108 COU1474AB distance=58' 20118+3108 GII 289Aa,Ab distance=58' 20087+3130 SEI 910 distance=59' 20169+3218 SEI1060 distance=59' 20170+3153 SEI1061 distance=61' 20165+3238 GII 15 distance=63' 20080+3235 STF2633AB distance=63' 20080+3235 HJ 1483AC distance=63' 20080+3235 HJ 1483AD distance=63' 20080+3235 SEI 900CD distance=64' 20081+3241 SEI 906 distance=65' 20132+3309 SKF1649 distance=66' 20175+3205 SEI1065 distance=66' 20169+3235 A 284 distance=66' 20095+3301 GRV 316 distance=67' 20090+3258 SEI 916 distance=68' 20169+3130 HO 588BC distance=68' 20077+3240 TOB 168 distance=68' 20075+3236 SEI 895 distance=69' 20169+3130 HO 588AB distance=69' 20079+3246 TDT2007 distance=70' 20068+3203 SEI 881 distance=70' 20108+3320 SEI 952 distance=72' 20181+3202 SEI1068 distance=73' 20094+3309 GIC 162 distance=74' 20176+3132 TDS1057 distance=75' 20176+3130 SEI1066 distance=76' 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 20123+3205 STF2649 AB 151 21.6
Show 20123+3205 STF2649 AC 284 131.0
Show 20123+3205 STF2649 AD 36 175.9
Show 20118+3200 SEI 975 20 11.0 9
Show 20127+3213 SEI1002 336 9.9 10
Show 20131+3209 TDT2096 Aa,Ab 13 1.3 10
Show 20131+3209 SEI1008 AB 73 20.4 10
Show 20131+3209 FYM 76 BD 45 16.7 11
Show 20120+3227 SEI 984 324 3.3 23
Show 20132+3225 SEI1015 67 14.4 24
Show 20105+3225 SEI 943 299 22.5 31
Show 20114+3135 SEI 963 142 15.2 33
Show 20111+3133 TDT2058 305 0.5 36
Show 20096+3218 ES 2431 192 5.9 37
Show 20095+3148 CBL 526 279 28.3 40
Show 20144+3129 A 1204 323 0.4 45
Show 20098+3130 SEI 932 291 5.4 48
Show 20097+3240 SEI 933 335 4.5 48
Show 20134+3253 SHN 242 -1 0.2 50
Show 20081+3155 SEI 905 105 12.9 50
Show 20112+3120 SEI 960 223 6.4 51
Show 20150+3244 CVR 221 56 35.9 52
Show 20094+3244 SEI 925 338 22.9 54
Show 20092+3243 TOB 171 117 19.1 56
Show 20168+3206 COU1476 AB 9 0.1 57
Show 20168+3206 COU1476 AC 157 3.0 57
Show 20118+3108 COU1474 AB 59 2.9 58
Show 20118+3108 GII 289 Aa,Ab 83 1.5 58
Show 20087+3130 SEI 910 105 12.3 59
Show 20169+3218 SEI1060 8 23.8 59
Show 20170+3153 SEI1061 98 6.3 61
Show 20165+3238 GII 15 232 9.7 63
Show 20080+3235 STF2633 AB 101 11.6 63
Show 20080+3235 HJ 1483 AC 264 46.4 63
Show 20080+3235 HJ 1483 AD 249 71.0 63
Show 20080+3235 SEI 900 CD 224 28.8 64
Show 20081+3241 SEI 906 283 23.8 65
Show 20132+3309 SKF1649 252 20.3 66
Show 20175+3205 SEI1065 2 4.1 66
Show 20169+3235 A 284 253 0.4 66
Show 20095+3301 GRV 316 36 27.8 67
Show 20090+3258 SEI 916 29 5.4 68
Show 20169+3130 HO 588 BC 30 8.7 68
Show 20077+3240 TOB 168 292 18.3 68
Show 20075+3236 SEI 895 32 24.5 69
Show 20169+3130 HO 588 AB 297 50.8 69
Show 20079+3246 TDT2007 134 2.4 70
Show 20068+3203 SEI 881 313 7.2 70
Show 20108+3320 SEI 952 194 5.9 72
Show 20181+3202 SEI1068 12 17.4 73
Show 20094+3309 GIC 162 180 35.2 74

 
 
WDS 20123+3205 : COMPONENTS
 
 
  A B C
B pa=155.2°
sep=20.88"
 
C pa=286.2°
sep=112.20"
pa=293.3°
sep=126.87"
 
D pa=31.7°
sep=167.05"
pa=26.1°
sep=179.42"
pa=60.4°
sep=224.77"
 
 
20123+3205 A
 
 
Name HD 192165 Coord arcsec 2000 201218.61+320451.8 Mag 7.86 Spectral class A2 (white)
PmRA 16.00 PmDE -22.0 SAO 69594 HIP 99564
Tycho2 2675-03232-1 HD 192165 GC 28058 BD BD+31 3988
Tycho2
Tycho2 2675-03232-1 Pflag RAmdeg 303.07759096 DEmdeg 32.08100773
PmRA 17.5 PmDE -21.3 E RAmdeg 5 E DEmdeg 5
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.21 EpDEm 1991.30
Num 13 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.1 BTmag 8.149 E BTmag 0.016 VTmag 7.861
E VTmag 0.011 Prox 219 TYC T HIP 99564
CCDM A RAdeg 303.07754333 DEdeg 32.08105694 EpRA 1990 1.66
EpDE 1990 1.68 E RAdeg 4.6 E DEdeg 4.7 Posflg
Corr 0.1
SAO
SAO 69594 DelFlag RA1950 PmRA1950 0.0019
DE1950 PmDE1950 -0.012 Vmag 7.9 SpType A2
Double code Source 70 CatNum 28058 DM BD+31 3988
DMcomp BDsup HD 192165 M HD 0
GC 28058 RA1950rad 5.28106661 DE1950rad 0.55729279 PmRA2000 0.0021
PmDE2000 -0.014
Hipparcos
Catalog H HIP 99564 Proxy RAhms 20 12 18.61
DEdms +32 04 51.8 Vmag 7.85 VarFlag R Vmag H
RAdeg 303.078 DEdeg 32.0811 AstroRef A Plx 9.5
CCDM 20123+3205 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 192165 BD BD+31 3988
CD CP Dm number +31 3988 VIred 0.22
SpType A2 R SpType Coord arcsec 2000 201218.61+320451.8
Hipparcos 2
HIP 99564 Sn 95 So 3 Nc 1
RArad 5.2897009855 DErad 0.5599201327 Plx 9.78 PmRA 15.76
PmDE -22.83 E RArad 0.7 E DErad 0.76 E Plx 1.06
E pmRA 0.77 E pmDE 0.76 Hpmag 7.9251 E Hpmag 0.0216
SHp 0.035 VA 0 BV 0.26 E BV 0.012
VI 0.29
CCDM
Ccdm 20123+3205 RComp Comp A Note1
Note2 Discov num DRAs 0.61 DDEs -8.3
R dRAs 10 Year Theta Rho
Obs 4 Vmag 8.0 Sp A2 PmNote *
PmRA 16 PmDE -20 Dm number +31 3988 Cat1 BD
Name2 +31 1985 Cat2 AGK2/3 HD 192165 M HD
ADS BDS A13513 M ADS BDS N IDS IDS 20084N3147A
HIC 99564
 
 
20123+3205 B
 
 
Coord arcsec 2000 201219.30+320432.8 Mag 9.85 PmRA 4.00 PmDE -2.0
HIP 99566 Tycho2 2675-03237-1 BD BD+31 3989 Calc delta mag 1.99
Calc coord yes
Tycho2
Tycho2 2675-03237-1 Pflag RAmdeg 303.08107167 DEmdeg 32.07573145
PmRA 7.0 PmDE -2.7 E RAmdeg 16 E DEmdeg 19
E pmRA 1.6 E pmDE 1.6 EpRAm 1990.54 EpDEm 1990.00
Num 4 Q RAmdeg 0.6 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.9 BTmag 9.972 E BTmag 0.027 VTmag 9.848
E VTmag 0.031 Prox 219 TYC T HIP 99566
CCDM B RAdeg 303.08105250 DEdeg 32.07573750 EpRA 1990 1.69
EpDE 1990 1.59 E RAdeg 16.4 E DEdeg 18.8 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 99566 Proxy RAhms 20 12 19.45
DEdms +32 04 32.7 Vmag 10.05 VarFlag R Vmag H
RAdeg 303.081 DEdeg 32.0758 AstroRef B Plx 0.02
CCDM 20123+3205 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD BD+31 3989
CD CP Dm number +31 3989 VIred 0.74
SpType R SpType Coord arcsec 2000 201219.45+320432.7
Hipparcos 2
HIP 99566 Sn 95 So 3 Nc 1
RArad 5.2897620267 DErad 0.559827663 Plx 6.67 PmRA 5.62
PmDE -13.44 E RArad 4.88 E DErad 5.29 E Plx 7.74
E pmRA 5.61 E pmDE 5.28 Hpmag 9.5942 E Hpmag 0.0801
SHp 0 VA 0 BV 0.237 E BV 0.04
VI 0.26
CCDM
Ccdm 20123+3205 RComp Comp B Note1
Note2 Discov num STF2649 DRAs DDEs
R dRAs Year 1951 Theta 151 Rho 22.8
Obs 16 Vmag 9.3 Sp PmNote
PmRA PmDE Dm number +31 3989 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS A13513 M ADS BDS N IDS IDS 20084N3147B
HIC 99566
 
 
20123+3205 C
 
 
Coord arcsec 2000 201210.13+320523.0 Mag 11.41 PmRA -2.00 PmDE -5.0
Tycho2 2675-00895-1 Calc delta mag 3.55 Calc coord yes
Tycho2
Tycho2 2675-00895-1 Pflag RAmdeg 303.03600270 DEmdeg 32.08990494
PmRA -1.0 PmDE -5.4 E RAmdeg 95 E DEmdeg 84
E pmRA 2.6 E pmDE 2.4 EpRAm 1971.85 EpDEm 1973.67
Num 4 Q RAmdeg 1.8 Q DEmdeg 1.4 Q pmRA 1.8
Q pmDE 1.3 BTmag 13.746 E BTmag 0.425 VTmag 11.623
E VTmag 0.123 Prox 999 TYC T HIP
CCDM RAdeg 303.03601500 DEdeg 32.08991944 EpRA 1990 1.59
EpDE 1990 1.67 E RAdeg 109.4 E DEdeg 94.9 Posflg
Corr 0.1
CCDM
Ccdm 20123+3205 RComp Comp C Note1
Note2 Discov num STF2649 DRAs DDEs
R dRAs Year 1922 Theta 285 Rho 130.5
Obs 2 Vmag 10.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13513 M ADS BDS N IDS IDS 20084N3147C
HIC
 
 
20123+3205 D
 
 
Coord arcsec 2000 201225.52+320713.9 Mag 10.63 PmRA 1.00 PmDE 4.0
Tycho2 2675-02053-1 HD 331985 Calc delta mag 2.77 Calc coord yes
Tycho2
Tycho2 2675-02053-1 Pflag RAmdeg 303.11183239 DEmdeg 32.12033946
PmRA 2.0 PmDE 0.1 E RAmdeg 26 E DEmdeg 26
E pmRA 1.7 E pmDE 1.8 EpRAm 1986.41 EpDEm 1986.60
Num 5 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.6
Q pmDE 1.1 BTmag 11.054 E BTmag 0.049 VTmag 10.628
E VTmag 0.048 Prox 864 TYC T HIP
CCDM RAdeg 303.11182472 DEdeg 32.12034000 EpRA 1990 1.56
EpDE 1990 1.65 E RAdeg 31.2 E DEdeg 31.0 Posflg
Corr 0.1
CCDM
Ccdm 20123+3205 RComp Comp D Note1
Note2 Discov num STF2649 DRAs DDEs
R dRAs Year 1921 Theta 038 Rho 175.3
Obs 1 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13513 M ADS BDS N IDS IDS 20084N3147D
HIC