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Current system
20464+7332
TDS 1099


Nearby doubles
28' : 20408+7319
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A 879

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A 880

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MLB 421

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MLR 233

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CBL 530

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LDS1933

86' : 20500+7455
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MLB 423

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A 871

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A 878

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SKF1249

108' : 20485+7517
LDS1940

119' : 21057+7501
TDT2739

121' : 20493+7131
MLB 422

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TDT2652

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LDS1942

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LDS1945

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UC 4336

166' : 20561+7052
TDT2640

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SLW1229



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20464+7332 TDS 1099

 
 
20h 46m 26.65s +73° 31' 33.3" P.A. 336.00 sep 1.2 mag 10.91,12.12 Sp F8
 
 
Coord 2000 20464+7332 Discov num TDS1099 Comp Coord arcsec 2000 20 46 26.65 +73 31 33.3
Date first 1991 Date last 2016 Obs 3
Pa first 341 Pa last 335.6 P.A. Now (θ) 335.6°
Sep first 1.1 Sep last 1.159 Sep. Now (ρ) 1.159"
Mag pri 10.91 Mag sec 12.12 delta mag (ΔM) 1.21 Spectral class F8 (yellow-white)
Pri motion ra -013 Sec motion ra -013
Pri motion dec +007 Sec motion dec +007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus Tycho2 4459-00111-1 Gaia DR2 2275421141678199680
 
 
WDS 20464+7332 TDS 1099 : 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
20464+7332 TDS1099 1991 1 341 1.1 10.91 12.12 204626.65+733133.3
20464+7332 TDS1099 2016 2 336 1.2 10.91 12.12 F8 204626.65+733133.3

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

 
 
WDS 20464+7332 TDS 1099 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20464+7332 TDS 1099 : MEASURES
 
 
No records found.

 
 
WDS 20464+7332 : VIRTUAL EYEPIECE
 
 

20464+7332 TDS1099A mag 10.91 Sp F8 20464+7332 TDS1099B sep 1.1 P.A. 352.70 mag 12.12 virtual eyepiece
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Radius:
Components only
 
 
WDS 20464+7332 : ALADIN DSS IMAGE @ 20h 46m 26.65s +73° 31' 33.3"
 
 
 
 
WDS 20464+7332 TDS 1099 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20464+7332 TDS1099 distance=1' 20408+7319 LDS1939 distance=28' 20515+7304 LDS1941 distance=36' 20485+7429 MLR 238 distance=59' 20597+7417 A 879 distance=72' 21012+7258 A 880 distance=72' 20458+7219 MLB 421 distance=74' 20282+7333 MLR 233 distance=78' 21002+7432 CBL 530 distance=84' 20339+7229 LDS1933 distance=84' 20500+7455 VKI 38 distance=86' 20592+7224 MLB 423 distance=89' 20274+7245 A 871 distance=96' 20593+7455 A 878 distance=99' 20458+7146 SKF1249 distance=106' 20485+7517 LDS1940 distance=108' 21057+7501 TDT2739 distance=119' 20493+7131 MLB 422 distance=121' 20571+7138 TDT2652 distance=124' 20374+7536 HEI 7 distance=130' 20272+7522 TDT2285 distance=135' 20380+7119 MLB 420 distance=138' 20550+7547 LDS1942 distance=140' 21059+7124 LDS1945 distance=156' 20562+7611 UC 4336 distance=164' 20561+7052 TDT2640 distance=166' 21040+7604 SLW1229 distance=168' 20354+7619 OSW 17 distance=174' 20465+7036 MLB 363 distance=176' 21045+7046 STF2771 distance=186' 20353+7030 A 873 distance=189' 20304+7634 TDT2327 distance=193' 20557+7648 UC 4331 distance=201' 20546+7653 LOC 460 distance=205' 20512+7656 SLW1227 distance=206' 20454+7000 MLR 93 distance=212' 20284+7015 MLB 362 distance=214' 20544+6957 A 1216CD distance=218' 20544+6957 A 1216AB distance=218' 20544+6957 A 1216AC distance=218' 20335+7002 TDT2370 distance=218' 21027+7005 TDT2710 distance=221' 21050+7000 LDS1944 distance=229' 21052+6942 MLB 303 distance=246' 21001+6917 TDT2686 distance=263' 20520+6910 JOD 19 distance=263' 20323+7753 LOC 450 distance=267' 20491+7818 LOC 463 distance=287' 20291+7819 KPP1433 distance=295' 20592+7823 CON 38 distance=296' 20273+6846 HDS2925 distance=300' 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 20464+7332 TDS1099 336 1.2 1
Show 20408+7319 LDS1939 227 18.9 28
Show 20515+7304 LDS1941 234 1.6 36
Show 20485+7429 MLR 238 20 0.2 59
Show 20597+7417 A 879 138 4.4 72
Show 21012+7258 A 880 43 0.3 72
Show 20458+7219 MLB 421 251 1.9 74
Show 20282+7333 MLR 233 88 1.2 78
Show 21002+7432 CBL 530 285 48.6 84
Show 20339+7229 LDS1933 175 7.0 84
Show 20500+7455 VKI 38 297 2.8 86
Show 20592+7224 MLB 423 247 5.9 89
Show 20274+7245 A 871 184 0.3 96
Show 20593+7455 A 878 48 2.9 99
Show 20458+7146 SKF1249 281 39.0 106
Show 20485+7517 LDS1940 133 10.0 108
Show 21057+7501 TDT2739 1 2.0 119
Show 20493+7131 MLB 422 203 5.5 121
Show 20571+7138 TDT2652 307 0.6 124
Show 20374+7536 HEI 7 231 0.7 130
Show 20272+7522 TDT2285 154 0.6 135
Show 20380+7119 MLB 420 276 3.6 138
Show 20550+7547 LDS1942 346 2.7 140
Show 21059+7124 LDS1945 353 15.9 156
Show 20562+7611 UC 4336 300 22.3 164
Show 20561+7052 TDT2640 318 0.7 166
Show 21040+7604 SLW1229 1 16.6 168
Show 20354+7619 OSW 17 198 65.6 174
Show 20465+7036 MLB 363 211 3.2 176
Show 21045+7046 STF2771 33 2.7 186
Show 20353+7030 A 873 68 0.3 189
Show 20304+7634 TDT2327 320 0.6 193
Show 20557+7648 UC 4331 35 15.6 201
Show 20546+7653 LOC 460 81 6.6 205
Show 20512+7656 SLW1227 136 10.1 206
Show 20454+7000 MLR 93 210 0.1 212
Show 20284+7015 MLB 362 26 5.4 214
Show 20544+6957 A 1216 CD 82 0.9 218
Show 20544+6957 A 1216 AB 327 20.1 218
Show 20544+6957 A 1216 AC 346 38.6 218
Show 20335+7002 TDT2370 148 0.7 218
Show 21027+7005 TDT2710 42 0.4 221
Show 21050+7000 LDS1944 349 48.0 229
Show 21052+6942 MLB 303 6.1 246
Show 21001+6917 TDT2686 42 2.4 263
Show 20520+6910 JOD 19 172 0.5 263
Show 20323+7753 LOC 450 293 3.2 267
Show 20491+7818 LOC 463 193 1.2 287
Show 20291+7819 KPP1433 234 10.8 295
Show 20592+7823 CON 38 237 2.5 296
Show 20273+6846 HDS2925 91 0.7 300

 
 
WDS 20464+7332 : COMPONENTS
 
 
  A
B pa=352.7°
sep=1.06"
 
 
20464+7332 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204626.65+733133.3 Mag 10.91 Spectral class F8 (yellow-white)
PmRA -13.00 PmDE 7.0 Tycho2 4459-00111-1
Tycho2
Tycho2 4459-00111-1 Pflag P RAmdeg 311.61105340 DEmdeg 73.52591219
PmRA -12.8 PmDE 6.6 E RAmdeg 37 E DEmdeg 38
E pmRA 2.4 E pmDE 2.5 EpRAm 1989.24 EpDEm 1989.06
Num 3 Q RAmdeg 1.1 Q DEmdeg 1.8 Q pmRA 1.2
Q pmDE 1.7 BTmag 11.470 E BTmag 0.064 VTmag 10.908
E VTmag 0.060 Prox 11 TYC T HIP
CCDM RAdeg 311.61119583 DEdeg 73.52586611 EpRA 1990 1.71
EpDE 1990 1.68 E RAdeg 37.0 E DEdeg 39.2 Posflg D
Corr -0.1
 
 
20464+7332 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204626.62+733134.4 Mag 12.12 PmRA -13.00
PmDE 7.0 Tycho2 4459-00111-2 Calc delta mag 1.21 Calc coord yes
Tycho2
Tycho2 4459-00111-2 Pflag P RAmdeg 311.61105340 DEmdeg 73.52591219
PmRA -12.8 PmDE 6.6 E RAmdeg 37 E DEmdeg 38
E pmRA 2.4 E pmDE 2.5 EpRAm 1989.24 EpDEm 1989.06
Num 3 Q RAmdeg 1.1 Q DEmdeg 1.8 Q pmRA 1.2
Q pmDE 1.7 BTmag 13.109 E BTmag 0.287 VTmag 12.123
E VTmag 0.175 Prox 11 TYC HIP
CCDM RAdeg 311.61085083 DEdeg 73.52614389 EpRA 1990 1.71
EpDE 1990 1.67 E RAdeg 92.8 E DEdeg 98.8 Posflg D
Corr -0.1