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Current system
20564+3353
TDT 2647


Nearby doubles
8' : 20568+3348
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ES 2356

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

20564+3353 TDT 2647

 
 
20h 56m 25.34s +33° 53' 29.6" P.A. 196.00 sep 0.9 mag 11.65,11.82
 
 
Coord 2000 20564+3353 Discov num TDT2647 Comp Coord arcsec 2000 20 56 25.34 +33 53 29.6
Date first 1991 Date last 2016 Obs 2
Pa first 199 Pa last 196.2 P.A. Now (θ) 196.2°
Sep first 0.9 Sep last 0.854 Sep. Now (ρ) 0.854"
Mag pri 11.65 Mag sec 11.82 delta mag (ΔM) 0.17 Spectral class
Pri motion ra +000 Sec motion ra +000
Pri motion dec +002 Sec motion dec +002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2696-00340-1 Gaia DR2 1866484832851821568
 
 
WDS 20564+3353 TDT 2647 : 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
20564+3353 TDT2647 1991 1 199 0.9 11.65 11.82 205625.34+335329.6
20564+3353 TDT2647 2016 2 196 0.9 11.65 11.82 205625.34+335329.6

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

 
 
WDS 20564+3353 TDT 2647 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20564+3353 TDT 2647 : MEASURES
 
 
No records found.

 
 
WDS 20564+3353 : VIRTUAL EYEPIECE
 
 

20564+3353 TDT2647A mag 11.65 20564+3353 TDT2647B sep 0.8 P.A. 193.60 mag 11.82 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20564+3353 : ALADIN DSS IMAGE @ 20h 56m 25.34s +33° 53' 29.6"
 
 
 
 
WDS 20564+3353 TDT 2647 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20564+3353 TDT2647 distance=0' 20568+3348 COU1812AB distance=8' 20568+3348 DAM 220AB,C distance=8' 20562+3335 ES 2312 distance=19' 20584+3344 COU1635 distance=26' 20543+3415 KPP3363AB distance=34' 20578+3321 TDT2661 distance=37' 20532+3349 TDT2605 distance=41' 20539+3326 BLL 52 distance=42' 20539+3320 TDT2612 distance=47' 20544+3435 SEI1304 distance=49' 20538+3431 TDT2611 distance=50' 20592+3314 COU1637 distance=53' 20593+3430 POP 28 distance=53' 20533+3319 LDS2933 distance=53' 21004+3411 BU 1329AB distance=53' 21004+3411 BU 1329AB,C distance=53' 20522+3401 TDT2593 distance=54' 21007+3353 BUP 222AB distance=54' 21007+3353 BUP 222AC distance=54' 21007+3353 BUP 222AD distance=54' 21007+3353 BUP 222AE distance=54' 21007+3353 OSO 138AH distance=54' 21007+3353 OSO 138AI distance=54' 21007+3353 BUP 222AJ distance=54' 21007+3353 ACA 9AK distance=54' 21007+3353 ACA 9AL distance=54' 21007+3353 ACA 9AM distance=54' 21007+3353 FYM 196AN distance=54' 21007+3353 FYM 196AO distance=54' 20576+3301 TDT2660 distance=55' 20592+3435 POP 27 distance=55' 20590+3307 TDT2673 distance=57' 20528+3320 LDS2932 distance=58' 21004+3426 FAR 1 distance=59' 20519+3327 GYL 26AB distance=63' 20519+3327 WSI 47AC distance=63' 20520+3320 TDT2590 distance=65' 21011+3324 GYL 45 distance=66' 20532+3301 ES 2356 distance=67' 20563+3247 GYL 27 distance=67' 20586+3249 TDT2668 distance=71' 20521+3439 RAO 521 distance=71' 21013+3315 CRC 75 distance=73' 21011+3315 LDS1049AB distance=73' 21011+3315 LDT 18AD distance=73' 20540+3459 SEI1303 distance=73' 21013+3314 CRC 39 distance=73' 21011+3315 JNN 288BC distance=73' 21020+3331 TDT2705 distance=74' 20548+3242 STT 418 distance=74' 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 20564+3353 TDT2647 196 0.9
Show 20568+3348 COU1812 AB 105 1.1 8
Show 20568+3348 DAM 220 AB,C 193 7.6 8
Show 20562+3335 ES 2312 11 2.7 19
Show 20584+3344 COU1635 232 1.6 26
Show 20543+3415 KPP3363 AB 275 49.6 34
Show 20578+3321 TDT2661 208 0.6 37
Show 20532+3349 TDT2605 301 0.8 41
Show 20539+3326 BLL 52 59 186.6 42
Show 20539+3320 TDT2612 202 0.5 47
Show 20544+3435 SEI1304 68 21.0 49
Show 20538+3431 TDT2611 160 2.1 50
Show 20592+3314 COU1637 359 0.1 53
Show 20593+3430 POP 28 5 2.9 53
Show 20533+3319 LDS2933 146 9.0 53
Show 21004+3411 BU 1329 AB 39 0.3 53
Show 21004+3411 BU 1329 AB,C 30 6.8 53
Show 20522+3401 TDT2593 357 2.3 54
Show 21007+3353 BUP 222 AB 317 12.5 54
Show 21007+3353 BUP 222 AC 5 118.0 54
Show 21007+3353 BUP 222 AD 268 18.1 54
Show 21007+3353 BUP 222 AE 89 813.7 54
Show 21007+3353 OSO 138 AH 166 19.1 54
Show 21007+3353 OSO 138 AI 121 31.9 54
Show 21007+3353 BUP 222 AJ 271 944.5 54
Show 21007+3353 ACA 9 AK 50 59.5 54
Show 21007+3353 ACA 9 AL 311 69.2 54
Show 21007+3353 ACA 9 AM 200 80.8 54
Show 21007+3353 FYM 196 AN 93 23.6 54
Show 21007+3353 FYM 196 AO 346 10.4 54
Show 20576+3301 TDT2660 123 0.5 55
Show 20592+3435 POP 27 157 1.5 55
Show 20590+3307 TDT2673 158 0.6 57
Show 20528+3320 LDS2932 107 9.1 58
Show 21004+3426 FAR 1 104 46.4 59
Show 20519+3327 GYL 26 AB 353 28.6 63
Show 20519+3327 WSI 47 AC 337 11.0 63
Show 20520+3320 TDT2590 116 0.5 65
Show 21011+3324 GYL 45 205 10.1 66
Show 20532+3301 ES 2356 250 5.0 67
Show 20563+3247 GYL 27 184 24.2 67
Show 20586+3249 TDT2668 120 0.7 71
Show 20521+3439 RAO 521 -1 0.2 71
Show 21013+3315 CRC 75 6 0.2 73
Show 21011+3315 LDS1049 AB 95 56.6 73
Show 21011+3315 LDT 18 AD 355 0.3 73
Show 20540+3459 SEI1303 139 20.7 73
Show 21013+3314 CRC 39 63 10.1 73
Show 21011+3315 JNN 288 BC 34 0.1 73
Show 21020+3331 TDT2705 169 0.6 74
Show 20548+3242 STT 418 283 0.9 74

 
 
WDS 20564+3353 : COMPONENTS
 
 
  A
B pa=193.6°
sep=0.84"
 
 
20564+3353 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205625.34+335329.6 Mag 11.65 PmRA 0.00
PmDE 2.0 Tycho2 2696-00340-1
Tycho2
Tycho2 2696-00340-1 Pflag RAmdeg 314.10553083 DEmdeg 33.89141593
PmRA 0.0 PmDE 2.3 E RAmdeg 37 E DEmdeg 30
E pmRA 2.4 E pmDE 2.3 EpRAm 1985.86 EpDEm 1986.62
Num 5 Q RAmdeg 0.5 Q DEmdeg 1.0 Q pmRA 0.5
Q pmDE 1.0 BTmag 11.953 E BTmag 0.077 VTmag 11.226
E VTmag 0.063 Prox 999 TYC T HIP
CCDM RAdeg 314.10552722 DEdeg 33.89140278 EpRA 1990 1.59
EpDE 1990 1.75 E RAdeg 44.7 E DEdeg 37.7 Posflg
Corr 0.1
 
 
20564+3353 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205625.32+335328.8 Mag 11.82 PmRA 0.00
PmDE 2.0 Calc delta mag 0.17 Calc coord yes