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Current system
17227+2808
TDT 326


Nearby doubles
16' : 17217+2800
KPP 396

34' : 17252+2805
TDT 341

41' : 17229+2849
LEP 83

42' : 17215+2845
KUI 80AB

45' : 17194+2802
COU 625

49' : 17191+2805
RAO 368

63' : 17196+2722
TDT 306

64' : 17257+2719
LDS 994AB

66' : 17195+2718
SLE 26

67' : 17181+2742
A 231

75' : 17266+2714
HDS2462AB

75' : 17178+2844
S 686

76' : 17280+2740
HDS2467AB

77' : 17254+2914
GRV 952

81' : 17225+2928
SLW1209

83' : 17176+2855
STF2147

84' : 17226+2931
FMR 132

87' : 17260+2653
HJ 1299AB

88' : 17181+2706
CVR 200

90' : 17167+2728
RAO 367

92' : 17262+2927
STF2165AB

94' : 17179+2659
SLE 25

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OSV 5AB

106' : 17148+2806
RAO 366

113' : 17296+2916
LDS4744

113' : 17302+2901
GRV 959



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

17227+2808 TDT 326

 
 
17h 22m 44.20s +28° 07' 39.4" P.A. 251.00 sep 0.8 mag 11.65,11.66
 
 
Coord 2000 17227+2808 Discov num TDT 326 Comp Coord arcsec 2000 17 22 44.20 +28 07 39.4
Date first 1991 Date last 2016 Obs 3
Pa first 288 Pa last 251.3 P.A. Now (θ) 251.3°
Sep first 0.9 Sep last 0.824 Sep. Now (ρ) 0.824"
Mag pri 11.65 Mag sec 11.66 delta mag (ΔM) 0.01 Spectral class
Pri motion ra -029 Sec motion ra -029
Pri motion dec +045 Sec motion dec +045
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 2086-00300-1 Gaia DR2 4598474286708596992
 
 
WDS 17227+2808 TDT 326 : 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
17227+2808 TDT 326 1991 1 288 0.9 11.65 11.66 172244.20+280739.4
17227+2808 TDT 326 2016 2 251 0.8 11.65 11.66 172244.20+280739.4

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

 
 
WDS 17227+2808 TDT 326 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17227+2808 TDT 326 : MEASURES
 
 
No records found.

 
 
WDS 17227+2808 : VIRTUAL EYEPIECE
 
 

17227+2808 TDT 326A mag 11.65 17227+2808 TDT 326B sep 0.7 P.A. 249.00 mag 11.66 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17227+2808 : ALADIN DSS IMAGE @ 17h 22m 44.20s +28° 07' 39.4"
 
 
 
 
WDS 17227+2808 TDT 326 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17227+2808 TDT 326 distance=0' 17217+2800 KPP 396 distance=16' 17252+2805 TDT 341 distance=34' 17229+2849 LEP 83 distance=41' 17215+2845 CHR 194Aa,Ab distance=42' 17215+2845 KUI 80AB distance=42' 17194+2802 COU 625 distance=45' 17191+2805 RAO 368 distance=49' 17196+2722 TDT 306 distance=63' 17257+2719 LDS 994AB distance=64' 17257+2719 FMR 174AC distance=64' 17195+2718 SLE 26 distance=66' 17181+2742 A 231 distance=67' 17266+2714 HDS2462AB distance=75' 17266+2714 GII 247Aa,Ab distance=75' 17178+2844 S 686 distance=75' 17280+2740 HDS2467AB distance=76' 17254+2914 GRV 952 distance=77' 17225+2928 SLW1209 distance=81' 17176+2855 STF2147 distance=83' 17226+2931 FMR 132 distance=84' 17260+2653 HJ 1299AB distance=87' 17260+2653 HJ 1299AC distance=87' 17181+2706 CVR 200 distance=88' 17167+2728 RAO 367 distance=90' 17262+2927 STF2165CD distance=91' 17262+2927 STF2165AB distance=92' 17262+2927 STF2165AC distance=92' 17179+2659 SLE 25 distance=94' 17199+2629 OSV 5AB distance=105' 17199+2629 BWL 46AC distance=105' 17199+2629 BWL 46AD distance=105' 17199+2629 BWL 46AE distance=105' 17199+2629 BWL 46AF distance=105' 17199+2629 BWL 46AG distance=105' 17199+2629 BWL 46AH distance=105' 17148+2806 RAO 366 distance=106' 17296+2916 LDS4744 distance=113' 17302+2901 GRV 959 distance=113' 17141+2807 LAW 27AB distance=115' 17141+2807 LAW 27Ba,Bb distance=115' 17293+2924 A 351AB distance=116' 17293+2924 KUI 82AB,C distance=116' 17145+2731 LDS4729 distance=116' 17268+2625 COU1455AB distance=117' 17268+2625 LBU 9AB,C distance=117' 17312+2734 TDT 394 distance=117' 17142+2731 COU 495 distance=119' 17269+2957 KPP1455 distance=122' 17222+3010 ROE 108 distance=123' 17276+2624 COU 498 distance=123' 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 17227+2808 TDT 326 251 0.8
Show 17217+2800 KPP 396 333 3.7 16
Show 17252+2805 TDT 341 171 2.7 34
Show 17229+2849 LEP 83 314 22.7 41
Show 17215+2845 CHR 194 Aa,Ab 131 0.0 42
Show 17215+2845 KUI 80 AB 172 0.6 42
Show 17194+2802 COU 625 99 0.1 45
Show 17191+2805 RAO 368 114 2.2 49
Show 17196+2722 TDT 306 173 2.2 63
Show 17257+2719 LDS 994 AB 299 89.3 64
Show 17257+2719 FMR 174 AC 313 38.3 64
Show 17195+2718 SLE 26 209 16.1 66
Show 17181+2742 A 231 106 1.9 67
Show 17266+2714 HDS2462 AB 354 0.3 75
Show 17266+2714 GII 247 Aa,Ab 327 0.1 75
Show 17178+2844 S 686 4 50.0 75
Show 17280+2740 HDS2467 AB 149 0.9 76
Show 17254+2914 GRV 952 328 22.6 77
Show 17225+2928 SLW1209 12 19.0 81
Show 17176+2855 STF2147 93 6.5 83
Show 17226+2931 FMR 132 342 31.6 84
Show 17260+2653 HJ 1299 AB 20 47.4 87
Show 17260+2653 HJ 1299 AC 58 50.6 87
Show 17181+2706 CVR 200 38 112.5 88
Show 17167+2728 RAO 367 245 0.1 90
Show 17262+2927 STF2165 CD 180 52.3 91
Show 17262+2927 STF2165 AB 62 10.4 92
Show 17262+2927 STF2165 AC 251 94.8 92
Show 17179+2659 SLE 25 94 19.2 94
Show 17199+2629 OSV 5 AB 269 16.9 105
Show 17199+2629 BWL 46 AC 293 3.2 105
Show 17199+2629 BWL 46 AD 25 8.6 105
Show 17199+2629 BWL 46 AE 156 11.4 105
Show 17199+2629 BWL 46 AF 161 10.9 105
Show 17199+2629 BWL 46 AG 199 9.3 105
Show 17199+2629 BWL 46 AH 91 11.2 105
Show 17148+2806 RAO 366 1 0.6 106
Show 17296+2916 LDS4744 162 15.7 113
Show 17302+2901 GRV 959 356 24.2 113
Show 17141+2807 LAW 27 AB 259 7.3 115
Show 17141+2807 LAW 27 Ba,Bb 259 0.1 115
Show 17293+2924 A 351 AB 58 0.5 116
Show 17293+2924 KUI 82 AB,C 314 49.9 116
Show 17145+2731 LDS4729 25 108.8 116
Show 17268+2625 COU1455 AB 358 0.3 117
Show 17268+2625 LBU 9 AB,C 266 50.5 117
Show 17312+2734 TDT 394 241 2.4 117
Show 17142+2731 COU 495 101 0.8 119
Show 17269+2957 KPP1455 192 10.9 122
Show 17222+3010 ROE 108 1 6.0 123
Show 17276+2624 COU 498 40 0.5 123

 
 
WDS 17227+2808 : COMPONENTS
 
 
  A
B pa=249.0°
sep=0.74"
 
 
17227+2808 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 172244.20+280739.4 Mag 11.65 PmRA -29.00
PmDE 45.0 Tycho2 2086-00300-1
Tycho2
Tycho2 2086-00300-1 Pflag RAmdeg 260.68398981 DEmdeg 28.12763950
PmRA -29.2 PmDE 44.8 E RAmdeg 51 E DEmdeg 47
E pmRA 2.5 E pmDE 2.5 EpRAm 1986.54 EpDEm 1987.31
Num 3 Q RAmdeg 3.5 Q DEmdeg 0.9 Q pmRA 3.5
Q pmDE 0.8 BTmag 12.094 E BTmag 0.111 VTmag 11.242
E VTmag 0.075 Prox 999 TYC T HIP
CCDM RAdeg 260.68406694 DEdeg 28.12753556 EpRA 1990 1.59
EpDE 1990 1.66 E RAdeg 53.0 E DEdeg 47.7 Posflg
Corr -0.1
 
 
17227+2808 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172244.15+280739.1 Mag 11.66 PmRA -29.00
PmDE 45.0 Calc delta mag 0.01 Calc coord yes