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Doubles in session


Current system
20261+4725
TDT 2268


Nearby doubles
6' : 20266+4724
HDS2924

15' : 20274+4727
A 732

17' : 20246+4732
STJ 107

23' : 20239+4718
TDT2236

30' : 20287+4737
GRF 17

38' : 20239+4655
PLT 9

40' : 20243+4800
TDT2240

41' : 20227+4748
OPI9005

42' : 20225+4704
HEI 878

45' : 20223+4748
HJ 1510AB

48' : 20244+4641
TDT2242

50' : 20269+4636
KPP4199

51' : 20233+4807
A 727

52' : 20273+4815
TDT2286

55' : 20281+4815
ES 803

59' : 20237+4632
HJ 1513

62' : 20281+4822
TDT2302

67' : 20280+4829
HU 587

68' : 20304+4634
ES 663

71' : 20196+4754
BLL 49

73' : 20322+4648
A 736AB

74' : 20231+4618
TDT2226

75' : 20269+4611
BRT2263

77' : 20336+4719
ES 665

78' : 20325+4644
GII 101

79' : 20246+4842
ES 2694



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

20261+4725 TDT 2268

 
 
20h 26m 03.49s +47° 24' 54.4" P.A. 50.00 sep 0.7 mag 10.79,10.94
 
 
Coord 2000 20261+4725 Discov num TDT2268 Comp Coord arcsec 2000 20 26 03.49 +47 24 54.4
Date first 1991 Date last 2015 Obs 3
Pa first 47 Pa last 50.4 P.A. Now (θ) 50.4°
Sep first 0.7 Sep last 0.661 Sep. Now (ρ) 0.661"
Mag pri 10.79 Mag sec 10.94 delta mag (ΔM) 0.15 Spectral class
Pri motion ra +001 Sec motion ra +001
Pri motion dec -004 Sec motion dec -004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3576-01182-1 Gaia DR2 2083572546081004800
 
 
WDS 20261+4725 TDT 2268 : 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
20261+4725 TDT2268 1991 1 47 0.7 10.79 10.94 202603.49+472454.4
20261+4725 TDT2268 2006 2 50 0.7 10.79 10.94 202603.49+472454.4
20261+4725 TDT2268 2015 3 50 0.7 10.79 10.94 202603.49+472454.4

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

 
 
WDS 20261+4725 TDT 2268 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20261+4725 TDT 2268 : MEASURES
 
 
No records found.

 
 
WDS 20261+4725 : VIRTUAL EYEPIECE
 
 

20261+4725 TDT2268A mag 10.79 20261+4725 TDT2268B sep 0.5 P.A. 39.30 mag 10.94 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 20261+4725 : ALADIN DSS IMAGE @ 20h 26m 03.49s +47° 24' 54.4"
 
 
 
 
WDS 20261+4725 TDT 2268 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20261+4725 TDT2268 distance=0' 20266+4724 HDS2924 distance=6' 20274+4727 A 732 distance=15' 20246+4732 STJ 107 distance=17' 20239+4718 TDT2236 distance=23' 20287+4737 GRF 17 distance=30' 20239+4655 PLT 9 distance=38' 20243+4800 TDT2240 distance=40' 20227+4748 OPI9005 distance=41' 20225+4704 HEI 878 distance=42' 20223+4748 HJ 1511EF distance=44' 20223+4748 HJ 1510AB distance=45' 20223+4748 ES 29AC distance=45' 20223+4748 ES 29AD distance=45' 20223+4748 ES 29AE distance=45' 20244+4641 TDT2242 distance=48' 20269+4636 KPP4199 distance=50' 20233+4807 A 727 distance=51' 20273+4815 TDT2286 distance=52' 20281+4815 ES 803 distance=55' 20237+4632 HJ 1513 distance=59' 20281+4822 TDT2302 distance=62' 20280+4829 HU 587 distance=67' 20304+4634 ES 663 distance=68' 20196+4754 BLL 49 distance=71' 20322+4648 A 736AB distance=73' 20322+4648 DAM 636AC distance=73' 20231+4618 TDT2226 distance=74' 20269+4611 BRT2263 distance=75' 20336+4719 ES 665 distance=77' 20325+4644 GII 101 distance=78' 20246+4842 ES 2694 distance=79' 20196+4807 ES 503 distance=79' 20334+4752 J 4 distance=79' 20335+4703 HJ 1541BC distance=79' 20335+4703 A 738AB distance=80' 20335+4703 HJ 1541AC distance=80' 20335+4703 SS 9AD distance=80' 20335+4703 SS 9AE distance=80' 20335+4703 SS 9AF distance=80' 20335+4703 SS 9AG distance=80' 20335+4703 SS 9AH distance=80' 20335+4702 BKO 155 distance=80' 20225+4613 A 726 distance=81' 20328+4646 POP 156 distance=83' 20326+4635 ES 664 distance=84' 20329+4636 KRV 41 distance=86' 20179+4705 TDT2148 distance=86' 20202+4620 TDT2181 distance=89' 20341+4804 YSC 116 distance=90' 20339+4642 HDS2940Aa,Ab distance=92' 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 20261+4725 TDT2268 50 0.7
Show 20266+4724 HDS2924 209 1.5 6
Show 20274+4727 A 732 78 0.7 15
Show 20246+4732 STJ 107 67 1.1 17
Show 20239+4718 TDT2236 279 0.9 23
Show 20287+4737 GRF 17 102 160.1 30
Show 20239+4655 PLT 9 27 4.4 38
Show 20243+4800 TDT2240 175 0.6 40
Show 20227+4748 OPI9005 231 29.4 41
Show 20225+4704 HEI 878 10 2.3 42
Show 20223+4748 HJ 1511 EF 237 11.6 44
Show 20223+4748 HJ 1510 AB 148 4.6 45
Show 20223+4748 ES 29 AC 326 6.7 45
Show 20223+4748 ES 29 AD 318 31.3 45
Show 20223+4748 ES 29 AE 121 55.9 45
Show 20244+4641 TDT2242 343 0.7 48
Show 20269+4636 KPP4199 284 1.5 50
Show 20233+4807 A 727 61 0.9 51
Show 20273+4815 TDT2286 50 1.7 52
Show 20281+4815 ES 803 351 6.1 55
Show 20237+4632 HJ 1513 325 13.8 59
Show 20281+4822 TDT2302 249 1.4 62
Show 20280+4829 HU 587 338 0.6 67
Show 20304+4634 ES 663 110 5.0 68
Show 20196+4754 BLL 49 231 65.4 71
Show 20322+4648 A 736 AB 349 0.6 73
Show 20322+4648 DAM 636 AC 106 17.0 73
Show 20231+4618 TDT2226 183 1.2 74
Show 20269+4611 BRT2263 34 4.1 75
Show 20336+4719 ES 665 129 5.7 77
Show 20325+4644 GII 101 289 0.4 78
Show 20246+4842 ES 2694 321 11.9 79
Show 20196+4807 ES 503 1 5.2 79
Show 20334+4752 J 4 1 2.6 79
Show 20335+4703 HJ 1541 BC 276 4.0 79
Show 20335+4703 A 738 AB 249 2.4 80
Show 20335+4703 HJ 1541 AC 266 6.3 80
Show 20335+4703 SS 9 AD 198 18.0 80
Show 20335+4703 SS 9 AE 54 20.7 80
Show 20335+4703 SS 9 AF 117 26.0 80
Show 20335+4703 SS 9 AG 176 27.6 80
Show 20335+4703 SS 9 AH 15 29.2 80
Show 20335+4702 BKO 155 310 8.2 80
Show 20225+4613 A 726 276 0.5 81
Show 20328+4646 POP 156 4 3.2 83
Show 20326+4635 ES 664 55 9.0 84
Show 20329+4636 KRV 41 172 19.6 86
Show 20179+4705 TDT2148 51 1.1 86
Show 20202+4620 TDT2181 132 0.6 89
Show 20341+4804 YSC 116 270 0.2 90
Show 20339+4642 HDS2940 Aa,Ab 46 0.3 92

 
 
WDS 20261+4725 : COMPONENTS
 
 
  A
B pa=39.3°
sep=0.54"
 
 
20261+4725 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202603.49+472454.4 Mag 10.79 PmRA 1.00
PmDE -4.0 Tycho2 3576-01182-1
Tycho2
Tycho2 3576-01182-1 Pflag RAmdeg 306.51462143 DEmdeg 47.41517297
PmRA 0.8 PmDE -3.7 E RAmdeg 19 E DEmdeg 20
E pmRA 1.5 E pmDE 1.4 EpRAm 1988.21 EpDEm 1987.59
Num 8 Q RAmdeg 1.0 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 10.537 E BTmag 0.036 VTmag 10.277
E VTmag 0.039 Prox 999 TYC T HIP
CCDM RAdeg 306.51461194 DEdeg 47.41517722 EpRA 1990 1.70
EpDE 1990 1.69 E RAdeg 22.8 E DEdeg 24.3 Posflg P
Corr 0.1
 
 
20261+4725 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202603.52+472454.8 Mag 10.94 PmRA 1.00
PmDE -4.0 Calc delta mag 0.15 Calc coord yes