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Current system
20243+4800
TDT 2240


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

20243+4800 TDT 2240

 
 
20h 24m 17.36s +47° 59' 42.0" P.A. 175.00 sep 0.6 mag 10.69,10.81
 
 
Coord 2000 20243+4800 Discov num TDT2240 Comp Coord arcsec 2000 20 24 17.36 +47 59 42.0
Date first 1991 Date last 1991 Obs 1
Pa first 175 Pa last 175.2 P.A. Now (θ) 175.2°
Sep first 0.6 Sep last 0.55 Sep. Now (ρ) 0.55"
Mag pri 10.69 Mag sec 10.81 delta mag (ΔM) 0.12 Spectral class
Pri motion ra -017 Sec motion ra -017
Pri motion dec -026 Sec motion dec -026
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3576-01237-1 Gaia DR2 2083792001727223936
 
 
WDS 20243+4800 TDT 2240 : 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
20243+4800 TDT2240 1991 1 175 0.6 10.69 10.81 202417.36+475942.0

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

 
 
WDS 20243+4800 TDT 2240 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20243+4800 TDT 2240 : MEASURES
 
 
No records found.

 
 
WDS 20243+4800 : VIRTUAL EYEPIECE
 
 

20243+4800 TDT2240A mag 10.69 20243+4800 TDT2240B sep 0.6 P.A. 176.80 mag 10.81 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20243+4800 : ALADIN DSS IMAGE @ 20h 24m 17.36s +47° 59' 42.0"
 
 
 
 
WDS 20243+4800 TDT 2240 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20243+4800 TDT2240 distance=0' 20233+4807 A 727 distance=13' 20227+4748 OPI9005 distance=20' 20223+4748 HJ 1511EF distance=24' 20223+4748 HJ 1510AB distance=24' 20223+4748 ES 29AC distance=24' 20223+4748 ES 29AD distance=24' 20223+4748 ES 29AE distance=24' 20246+4732 STJ 107 distance=29' 20273+4815 TDT2286 distance=34' 20261+4725 TDT2268 distance=40' 20281+4815 ES 803 distance=42' 20239+4718 TDT2236 distance=42' 20246+4842 ES 2694 distance=42' 20266+4724 HDS2924 distance=43' 20281+4822 TDT2302 distance=45' 20274+4727 A 732 distance=46' 20196+4754 BLL 49 distance=47' 20280+4829 HU 587 distance=48' 20196+4807 ES 503 distance=49' 20287+4737 GRF 17 distance=51' 20225+4704 HEI 878 distance=59' 20197+4843 TDT2170 distance=64' 20239+4655 PLT 9 distance=65' 20246+4904 HEI 908 distance=65' 20271+4909 ES 802 distance=75' 20244+4641 TDT2242 distance=79' 20301+4857 BU 669AB distance=82' 20301+4857 BU 669AC distance=82' 20301+4857 GUI 32AD distance=82' 20179+4705 TDT2148 distance=85' 20269+4636 KPP4199 distance=88' 20237+4632 HJ 1513 distance=89' 20155+4743 S 743 distance=91' 20334+4752 J 4 distance=92' 20223+4930 TDT2212 distance=93' 20309+4913 S 755AB distance=99' 20309+4913 ES 2695AC distance=99' 20341+4804 YSC 116 distance=99' 20313+4913 S 756 distance=102' 20142+4744 ES 799CD distance=103' 20142+4744 ES 799AB distance=103' 20142+4744 ES 799AC distance=103' 20336+4719 ES 665 distance=103' 20231+4618 TDT2226 distance=103' 20304+4634 ES 663 distance=106' 20322+4648 A 736AB distance=108' 20322+4648 DAM 636AC distance=108' 20202+4620 TDT2181 distance=108' 20225+4613 A 726 distance=109' 20348+4830 ES 666 distance=110' 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 20243+4800 TDT2240 175 0.6
Show 20233+4807 A 727 61 0.9 13
Show 20227+4748 OPI9005 231 29.4 20
Show 20223+4748 HJ 1511 EF 237 11.6 24
Show 20223+4748 HJ 1510 AB 148 4.6 24
Show 20223+4748 ES 29 AC 326 6.7 24
Show 20223+4748 ES 29 AD 318 31.3 24
Show 20223+4748 ES 29 AE 121 55.9 24
Show 20246+4732 STJ 107 67 1.1 29
Show 20273+4815 TDT2286 50 1.7 34
Show 20261+4725 TDT2268 50 0.7 40
Show 20281+4815 ES 803 351 6.1 42
Show 20239+4718 TDT2236 279 0.9 42
Show 20246+4842 ES 2694 321 11.9 42
Show 20266+4724 HDS2924 209 1.5 43
Show 20281+4822 TDT2302 249 1.4 45
Show 20274+4727 A 732 78 0.7 46
Show 20196+4754 BLL 49 231 65.4 47
Show 20280+4829 HU 587 338 0.6 48
Show 20196+4807 ES 503 1 5.2 49
Show 20287+4737 GRF 17 102 160.1 51
Show 20225+4704 HEI 878 10 2.3 59
Show 20197+4843 TDT2170 175 0.5 64
Show 20239+4655 PLT 9 27 4.4 65
Show 20246+4904 HEI 908 331 2.4 65
Show 20271+4909 ES 802 238 5.1 75
Show 20244+4641 TDT2242 343 0.7 79
Show 20301+4857 BU 669 AB 336 15.0 82
Show 20301+4857 BU 669 AC 89 55.8 82
Show 20301+4857 GUI 32 AD 44 131.1 82
Show 20179+4705 TDT2148 51 1.1 85
Show 20269+4636 KPP4199 284 1.5 88
Show 20237+4632 HJ 1513 325 13.8 89
Show 20155+4743 S 743 175 208.5 91
Show 20334+4752 J 4 1 2.6 92
Show 20223+4930 TDT2212 356 2.5 93
Show 20309+4913 S 755 AB 278 59.9 99
Show 20309+4913 ES 2695 AC 118 20.2 99
Show 20341+4804 YSC 116 270 0.2 99
Show 20313+4913 S 756 327 60.7 102
Show 20142+4744 ES 799 CD 72 4.0 103
Show 20142+4744 ES 799 AB 14 2.2 103
Show 20142+4744 ES 799 AC 41 34.5 103
Show 20336+4719 ES 665 129 5.7 103
Show 20231+4618 TDT2226 183 1.2 103
Show 20304+4634 ES 663 110 5.0 106
Show 20322+4648 A 736 AB 349 0.6 108
Show 20322+4648 DAM 636 AC 106 17.0 108
Show 20202+4620 TDT2181 132 0.6 108
Show 20225+4613 A 726 276 0.5 109
Show 20348+4830 ES 666 317 3.0 110

 
 
WDS 20243+4800 : COMPONENTS
 
 
  A
B pa=176.8°
sep=0.55"
 
 
20243+4800 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202417.36+475942.0 Mag 10.69 PmRA -17.00
PmDE -26.0 Tycho2 3576-01237-1
Tycho2
Tycho2 3576-01237-1 Pflag RAmdeg 306.07233394 DEmdeg 47.99493962
PmRA -17.0 PmDE -26.4 E RAmdeg 24 E DEmdeg 26
E pmRA 1.8 E pmDE 1.7 EpRAm 1987.78 EpDEm 1986.97
Num 5 Q RAmdeg 0.2 Q DEmdeg 0.5 Q pmRA 0.3
Q pmDE 0.5 BTmag 11.750 E BTmag 0.085 VTmag 10.131
E VTmag 0.035 Prox 790 TYC T HIP
CCDM RAdeg 306.07239222 DEdeg 47.99500306 EpRA 1990 1.68
EpDE 1990 1.67 E RAdeg 29.4 E DEdeg 32.3 Posflg P
Corr 0.1
 
 
20243+4800 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202417.36+475941.5 Mag 10.81 PmRA -17.00
PmDE -26.0 Calc delta mag 0.12 Calc coord yes