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Doubles in session


Current system
20039+3113
TDT 1946
HD 331810


Nearby doubles
10' : 20032+3112
BRT 275

19' : 20044+3055
GRV 309

21' : 20026+3125
DAM 643

23' : 20026+3127
TDT1930

24' : 20040+3136
TDS1038

27' : 20045+3047
TDT1951

28' : 20017+3119
GRV 307

32' : 20021+3135
SEI 798

33' : 20037+3145
SEI 827

33' : 20028+3142
ES 358

38' : 20019+3139
AG 245

38' : 20068+3106
DAM 192

39' : 20021+3144
SEI 799

39' : 20069+3115
SEI 882AB

40' : 20013+3052
TDT1916

41' : 20043+3033
STF2626

41' : 20040+3152
BRT 276

44' : 20007+3130
BRT 273

47' : 20022+3154
SEI 802

47' : 20063+3148
COU1322

48' : 20028+3158
ES 359AB

48' : 20064+3147
GYL 31

48' : 20076+3106
DAM 193

51' : 20075+3053
ES 360AB

53' : 20079+3111
WAK 16

53' : 20059+3157
SEI 852



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

20039+3113 TDT 1946 (HD 331810)

 
 
20h 03m 52.98s +31° 12' 33.6" P.A. 287.00 sep 0.4 mag 10.26,10.30 Sp B8V
 
 
Coord 2000 20039+3113 Discov num TDT1946 Comp Coord arcsec 2000 20 03 52.98 +31 12 33.6
Date first 1991 Date last 2006 Obs 2
Pa first 297 Pa last 287.2 P.A. Now (θ) 287.2°
Sep first 0.4 Sep last 0.365 Sep. Now (ρ) 0.365"
Mag pri 10.26 Mag sec 10.30 delta mag (ΔM) 0.04 Spectral class B8V (blue-white)
Pri motion ra +001 Sec motion ra +001
Pri motion dec -009 Sec motion dec -009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 331810 Constellation Cygnus Tycho2 2670-01360-1 HD 331810
 
 
WDS 20039+3113 TDT 1946 (HD 331810) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20039+3113 TDT1946 1991 1 297 0.4 10.26 10.30 200352.98+311233.6
20039+3113 TDT1946 2006 2 287 0.4 10.26 10.30 200352.98+311233.6

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

 
 
WDS 20039+3113 TDT 1946 (HD 331810) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20039+3113 TDT 1946 (HD 331810) : MEASURES
 
 
No records found.

 
 
WDS 20039+3113 (HD 331810) : VIRTUAL EYEPIECE
 
 

20039+3113 TDT1946A mag 10.26 Sp B8V 20039+3113 TDT1946B sep 0.3 P.A. 289.90 mag 10.3 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20039+3113 (HD 331810) : ALADIN DSS IMAGE @ 20h 03m 52.98s +31° 12' 33.6"
 
 
 
 
WDS 20039+3113 TDT 1946 (HD 331810) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20039+3113 TDT1946 distance=0' 20032+3112 BRT 275 distance=10' 20044+3055 GRV 309 distance=19' 20026+3125 DAM 643 distance=21' 20026+3127 TDT1930 distance=23' 20040+3136 TDS1038 distance=24' 20045+3047 TDT1951 distance=27' 20017+3119 GRV 307 distance=28' 20021+3135 SEI 798 distance=32' 20037+3145 SEI 827 distance=33' 20028+3142 ES 358 distance=33' 20019+3139 AG 245 distance=38' 20068+3106 DAM 192 distance=38' 20021+3144 SEI 799 distance=39' 20069+3115 SEI 882AB distance=39' 20069+3115 ES 2690AC distance=39' 20069+3115 ABH 130AD distance=39' 20069+3115 ABH 130AE distance=39' 20013+3052 TDT1916 distance=40' 20043+3033 STF2626 distance=41' 20040+3152 BRT 276 distance=41' 20007+3130 BRT 273 distance=44' 20022+3154 SEI 802 distance=47' 20028+3158 ES 359BC distance=47' 20063+3148 COU1322 distance=47' 20028+3158 ES 359AB distance=48' 20064+3147 GYL 31 distance=48' 20076+3106 DAM 193 distance=48' 20075+3053 ES 360AB distance=51' 20079+3111 WAK 16 distance=53' 20059+3157 SEI 852 distance=53' 20051+3021 ES 497 distance=54' 20078+3055 COU 31 distance=55' 20067+3030 SMR 73 distance=56' 20037+3209 COU1628 distance=57' 20021+3204 BRT 274 distance=57' 20077+3045 SMR 75 distance=57' 19597+3055 A 379 distance=57' 20076+3042 SMR 74 distance=57' 20057+3020 ES 498 distance=58' 19597+3140 SEI 773 distance=60' 20080+3040 ES 361 distance=62' 20046+3213 HJ 1471 distance=62' 20014+3206 COU1472 distance=62' 20068+3203 SEI 881 distance=64' 19591+3128 SEI 758 distance=64' 20087+3130 SEI 910 distance=64' 20035+3216 COU1627 distance=64' 20020+3213 TDS1034 distance=65' 20053+3010 HJ 1474 distance=65' 19597+3150 BU 1133 distance=66' 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 20039+3113 TDT1946 287 0.4
Show 20032+3112 BRT 275 31 4.2 10
Show 20044+3055 GRV 309 328 34.1 19
Show 20026+3125 DAM 643 175 6.8 21
Show 20026+3127 TDT1930 120 0.7 23
Show 20040+3136 TDS1038 33 1.6 24
Show 20045+3047 TDT1951 59 0.6 27
Show 20017+3119 GRV 307 138 45.7 28
Show 20021+3135 SEI 798 214 24.3 32
Show 20037+3145 SEI 827 18 9.4 33
Show 20028+3142 ES 358 200 8.0 33
Show 20019+3139 AG 245 21 16.7 38
Show 20068+3106 DAM 192 264 9.3 38
Show 20021+3144 SEI 799 51 12.7 39
Show 20069+3115 SEI 882 AB 60 33.9 39
Show 20069+3115 ES 2690 AC 250 33.6 39
Show 20069+3115 ABH 130 AD 208 61.2 39
Show 20069+3115 ABH 130 AE 222 65.0 39
Show 20013+3052 TDT1916 133 0.7 40
Show 20043+3033 STF2626 129 1.0 41
Show 20040+3152 BRT 276 17 3.7 41
Show 20007+3130 BRT 273 76 4.3 44
Show 20022+3154 SEI 802 312 20.0 47
Show 20028+3158 ES 359 BC 68 6.1 47
Show 20063+3148 COU1322 106 0.2 47
Show 20028+3158 ES 359 AB 135 30.5 48
Show 20064+3147 GYL 31 180 68.2 48
Show 20076+3106 DAM 193 155 3.2 48
Show 20075+3053 ES 360 AB 75 2.7 51
Show 20079+3111 WAK 16 168 1.2 53
Show 20059+3157 SEI 852 255 44.8 53
Show 20051+3021 ES 497 194 5.6 54
Show 20078+3055 COU 31 325 11.1 55
Show 20067+3030 SMR 73 44 6.6 56
Show 20037+3209 COU1628 345 1.1 57
Show 20021+3204 BRT 274 7 4.7 57
Show 20077+3045 SMR 75 43 3.9 57
Show 19597+3055 A 379 227 2.6 57
Show 20076+3042 SMR 74 88 3.2 57
Show 20057+3020 ES 498 309 8.3 58
Show 19597+3140 SEI 773 258 17.4 60
Show 20080+3040 ES 361 118 4.6 62
Show 20046+3213 HJ 1471 9 32.9 62
Show 20014+3206 COU1472 190 1.2 62
Show 20068+3203 SEI 881 313 7.2 64
Show 19591+3128 SEI 758 159 23.1 64
Show 20087+3130 SEI 910 105 12.3 64
Show 20035+3216 COU1627 47 1.2 64
Show 20020+3213 TDS1034 74 1.0 65
Show 20053+3010 HJ 1474 349 12.6 65
Show 19597+3150 BU 1133 344 1.1 66

 
 
WDS 20039+3113 : COMPONENTS
 
 
  A
B pa=289.9°
sep=0.32"
 
 
20039+3113 A
 
 
Componente originario normalizzato AB Name HD 331810 Coord arcsec 2000 200352.98+311233.6 Mag 10.26
Spectral class B8V (blue-white) PmRA 1.00 PmDE -9.0 Tycho2 2670-01360-1
HD 331810
Tycho2
Tycho2 2670-01360-1 Pflag RAmdeg 300.97068442 DEmdeg 31.20934847
PmRA 0.9 PmDE -9.3 E RAmdeg 13 E DEmdeg 12
E pmRA 1.9 E pmDE 1.9 EpRAm 1990.57 EpDEm 1990.71
Num 5 Q RAmdeg 1.2 Q DEmdeg 2.2 Q pmRA 1.2
Q pmDE 2.3 BTmag 9.746 E BTmag 0.022 VTmag 9.612
E VTmag 0.023 Prox 999 TYC T HIP
CCDM RAdeg 300.97068222 DEdeg 31.20937028 EpRA 1990 1.69
EpDE 1990 1.70 E RAdeg 13.6 E DEdeg 12.3 Posflg
Corr 0.1
 
 
20039+3113 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200352.96+311233.7 Mag 10.3 PmRA 1.00
PmDE -9.0 Calc delta mag 0.04 Calc coord yes