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Doubles in session


Current system
20020+3213
TDS 1034
HD 331669


Nearby doubles
10' : 20021+3204
BRT 274

11' : 20014+3206
COU1472

18' : 20007+3211
TDT1911AB

19' : 20028+3158
ES 359AB

19' : 20035+3216
COU1627

20' : 20022+3154
SEI 802

21' : 20036+3220
A 380

22' : 20016+3233
TDT1920

22' : 20037+3209
COU1628

26' : 20007+3232
ES 2430AB

28' : 20014+3240
SEI 792

30' : 19598+3219
TDT1905

30' : 20021+3144
SEI 799

32' : 20042+3230
TDS1039

33' : 20046+3213
HJ 1471

33' : 20028+3142
ES 358

34' : 20040+3152
BRT 276

34' : 20019+3139
AG 245

35' : 19594+3206
A 378

36' : 19593+3219
HJ 1461

36' : 20037+3145
SEI 827

39' : 20021+3135
SEI 798

39' : 19597+3150
BU 1133

44' : 19589+3158
SEI 757

44' : 20040+3136
TDS1038

44' : 19597+3140
SEI 773



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.

20020+3213 TDS 1034 (HD 331669)

 
 
20h 02m 02.97s +32° 12' 57.6" P.A. 74.00 sep 1.0 mag 10.74,11.07
 
 
Coord 2000 20020+3213 Discov num TDS1034 Comp Coord arcsec 2000 20 02 02.97 +32 12 57.6
Date first 1991 Date last 2015 Obs 3
Pa first 72 Pa last 73.5 P.A. Now (θ) 73.5°
Sep first 0.9 Sep last 0.952 Sep. Now (ρ) 0.952"
Mag pri 10.74 Mag sec 11.07 delta mag (ΔM) 0.33 Spectral class
Pri motion ra -036 Sec motion ra -036
Pri motion dec -023 Sec motion dec -023
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 331669 Constellation Cygnus Tycho2 2674-03745-1 Gaia DR2 2031084060013546752
HD 331669
 
 
WDS 20020+3213 TDS 1034 (HD 331669) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
TDS Tycho Double Star (from additional DD list) ...................
TDT Tycho Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20020+3213 TDS1034 1991 1 72 0.9 10.74 11.07 200202.97+321257.6
20020+3213 TDS1034 2015 2 74 1.0 10.74 11.07 200202.97+321257.6

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

 
 
WDS 20020+3213 TDS 1034 (HD 331669) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20020+3213 TDS 1034 (HD 331669) : MEASURES
 
 
No records found.

 
 
WDS 20020+3213 (HD 331669) : VIRTUAL EYEPIECE
 
 

20020+3213 TDS1034A mag 10.74 20020+3213 TDS1034B sep 0.8 P.A. 70.70 mag 11.07 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 20020+3213 (HD 331669) : ALADIN DSS IMAGE @ 20h 02m 02.97s +32° 12' 57.6"
 
 
 
 
WDS 20020+3213 TDS 1034 (HD 331669) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20020+3213 TDS1034 distance=0' 20021+3204 BRT 274 distance=10' 20014+3206 COU1472 distance=11' 20007+3211 TDT1911AB distance=18' 20007+3211 SCA 181AB,C distance=18' 20028+3158 ES 359AB distance=19' 20028+3158 ES 359BC distance=19' 20035+3216 COU1627 distance=19' 20022+3154 SEI 802 distance=20' 20036+3220 A 380 distance=21' 20016+3233 TDT1920 distance=22' 20037+3209 COU1628 distance=22' 20007+3232 ES 2430AB distance=26' 20007+3232 ES 2430AC distance=26' 20007+3232 DAM 313CD distance=26' 20014+3240 SEI 792 distance=28' 19598+3219 TDT1905 distance=30' 20021+3144 SEI 799 distance=30' 20042+3230 TDS1039 distance=32' 20046+3213 HJ 1471 distance=33' 20028+3142 ES 358 distance=33' 20040+3152 BRT 276 distance=34' 20019+3139 AG 245 distance=34' 19594+3206 A 378 distance=35' 19593+3219 HJ 1461 distance=36' 20037+3145 SEI 827 distance=36' 20021+3135 SEI 798 distance=39' 19597+3150 BU 1133 distance=39' 19589+3158 SEI 757 distance=44' 20040+3136 TDS1038 distance=44' 19597+3140 SEI 773 distance=44' 20004+3252 TDT1910 distance=44' 19585+3217 RAO 424AB distance=46' 19585+3217 RAO 424AC distance=46' 20026+3127 TDT1930 distance=47' 20007+3130 BRT 273 distance=47' 20026+3125 DAM 643 distance=49' 20019+3303 HO 586 distance=50' 20059+3157 SEI 852 distance=53' 20017+3119 GRV 307 distance=54' 19588+3138 SEI 756 distance=54' 19583+3147 KU 126 distance=54' 20021+3308 SEI 797 distance=56' 19580+3145 TDT1884 distance=58' 19591+3128 SEI 758 distance=59' 20063+3148 COU1322 distance=60' 20059+3247 COU1807 distance=60' 20040+3309 SEI 832 distance=61' 20064+3147 GYL 31 distance=62' 20068+3203 SEI 881 distance=62' 20057+3255 TDT1968 distance=62' 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 20020+3213 TDS1034 74 1.0
Show 20021+3204 BRT 274 7 4.7 10
Show 20014+3206 COU1472 190 1.2 11
Show 20007+3211 TDT1911 AB 52 0.6 18
Show 20007+3211 SCA 181 AB,C 92 3.6 18
Show 20028+3158 ES 359 AB 135 30.5 19
Show 20028+3158 ES 359 BC 68 6.1 19
Show 20035+3216 COU1627 47 1.2 19
Show 20022+3154 SEI 802 312 20.0 20
Show 20036+3220 A 380 202 0.4 21
Show 20016+3233 TDT1920 154 0.7 22
Show 20037+3209 COU1628 345 1.1 22
Show 20007+3232 ES 2430 AB 265 6.5 26
Show 20007+3232 ES 2430 AC 39 17.1 26
Show 20007+3232 DAM 313 CD 298 3.8 26
Show 20014+3240 SEI 792 5 25.4 28
Show 19598+3219 TDT1905 212 5.2 30
Show 20021+3144 SEI 799 51 12.7 30
Show 20042+3230 TDS1039 112 1.4 32
Show 20046+3213 HJ 1471 9 32.9 33
Show 20028+3142 ES 358 200 8.0 33
Show 20040+3152 BRT 276 17 3.7 34
Show 20019+3139 AG 245 21 16.7 34
Show 19594+3206 A 378 294 1.0 35
Show 19593+3219 HJ 1461 153 11.4 36
Show 20037+3145 SEI 827 18 9.4 36
Show 20021+3135 SEI 798 214 24.3 39
Show 19597+3150 BU 1133 344 1.1 39
Show 19589+3158 SEI 757 192 15.7 44
Show 20040+3136 TDS1038 33 1.6 44
Show 19597+3140 SEI 773 258 17.4 44
Show 20004+3252 TDT1910 243 1.8 44
Show 19585+3217 RAO 424 AB 58 2.3 46
Show 19585+3217 RAO 424 AC 343 4.0 46
Show 20026+3127 TDT1930 120 0.7 47
Show 20007+3130 BRT 273 76 4.3 47
Show 20026+3125 DAM 643 175 6.8 49
Show 20019+3303 HO 586 172 6.8 50
Show 20059+3157 SEI 852 255 44.8 53
Show 20017+3119 GRV 307 138 45.7 54
Show 19588+3138 SEI 756 335 17.8 54
Show 19583+3147 KU 126 13 53.1 54
Show 20021+3308 SEI 797 86 25.7 56
Show 19580+3145 TDT1884 122 0.5 58
Show 19591+3128 SEI 758 159 23.1 59
Show 20063+3148 COU1322 106 0.2 60
Show 20059+3247 COU1807 299 0.2 60
Show 20040+3309 SEI 832 219 22.2 61
Show 20064+3147 GYL 31 180 68.2 62
Show 20068+3203 SEI 881 313 7.2 62
Show 20057+3255 TDT1968 244 0.6 62

 
 
WDS 20020+3213 : COMPONENTS
 
 
  A
B pa=70.7°
sep=0.82"
 
 
20020+3213 A
 
 
Componente originario normalizzato AB Name HD 331669 Coord arcsec 2000 200202.97+321257.6 Mag 10.74
PmRA -36.00 PmDE -23.0 Tycho2 2674-03745-1 HD 331669
Tycho2
Tycho2 2674-03745-1 Pflag P RAmdeg 300.51236625 DEmdeg 32.21599166
PmRA -36.3 PmDE -23.4 E RAmdeg 37 E DEmdeg 33
E pmRA 2.2 E pmDE 2.0 EpRAm 1987.94 EpDEm 1988.32
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.9 BTmag 11.372 E BTmag 0.058 VTmag 10.736
E VTmag 0.053 Prox 9 TYC T HIP
CCDM RAdeg 300.51235472 DEdeg 32.21601528 EpRA 1990 1.53
EpDE 1990 1.68 E RAdeg 38.1 E DEdeg 33.5 Posflg D
Corr 0.1
 
 
20020+3213 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200203.03+321257.9 Mag 11.07 PmRA -36.00
PmDE -23.0 Tycho2 2674-03745-2 Calc delta mag 0.33 Calc coord yes
Tycho2
Tycho2 2674-03745-2 Pflag P RAmdeg 300.51236625 DEmdeg 32.21599166
PmRA -36.3 PmDE -23.4 E RAmdeg 37 E DEmdeg 33
E pmRA 2.2 E pmDE 2.0 EpRAm 1987.94 EpDEm 1988.32
Num 5 Q RAmdeg 0.9 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.9 BTmag 11.645 E BTmag 0.068 VTmag 11.074
E VTmag 0.070 Prox 9 TYC T HIP
CCDM RAdeg 300.51264306 DEdeg 32.21609472 EpRA 1990 1.53
EpDE 1990 1.67 E RAdeg 47.9 E DEdeg 42.2 Posflg D
Corr 0.1