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Current system
18515+2117
TDT 1091
HD 343234


Nearby doubles
14' : 18523+2126
ISO 8

18' : 18527+2112
TDT1103

21' : 18509+2058
COU 317AB

26' : 18498+2124
HU 327

36' : 18517+2041
J 809

37' : 18490+2110
STF2401AB

39' : 18528+2043
TDT1105

40' : 18500+2043
HU 328

41' : 18498+2149
BRT2449

44' : 18511+2200
TDT1086

47' : 18487+2053
RAS 27

51' : 18523+2206
TDT1096

56' : 18542+2158
TDS 952

59' : 18473+2125
GRV 239

59' : 18545+2037
STF2415

67' : 18515+2223
TDT1090

67' : 18490+2213
GRV 241

68' : 18482+2028
TDT1060

71' : 18525+2007
TDT1101

72' : 18490+2219
TDT1068

73' : 18567+2123
HDS2684

77' : 18505+2002
KU 121

83' : 18472+2213
JNN 119

84' : 18508+1954
KPP 426

84' : 18574+2129
HU 329

88' : 18501+1952
TDT1079



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

18515+2117 TDT 1091 (HD 343234)

 
 
18h 51m 30.92s +21° 16' 58.8" P.A. 297.00 sep 0.7 mag 11.56,11.96
 
 
Coord 2000 18515+2117 Discov num TDT1091 Comp Coord arcsec 2000 18 51 30.92 +21 16 58.8
Date first 1991 Date last 1991 Obs 1
Pa first 297 Pa last 296.5 P.A. Now (θ) 296.5°
Sep first 0.7 Sep last 0.72 Sep. Now (ρ) 0.72"
Mag pri 11.56 Mag sec 11.96 delta mag (ΔM) 0.4 Spectral class
Pri motion ra -001 Sec motion ra -001
Pri motion dec +000 Sec motion dec +000
Notes X (Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 343234 Constellation Hercules Tycho2 1596-00664-1 Gaia DR2 4531237540073225088
HD 343234
 
 
WDS 18515+2117 TDT 1091 (HD 343234) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
18515+2117 TDT1091 1991 1 297 0.7 11.56 11.96 185130.92+211658.8

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

 
 
WDS 18515+2117 TDT 1091 (HD 343234) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18515+2117 TDT 1091 (HD 343234) : MEASURES
 
 
No records found.

 
 
WDS 18515+2117 (HD 343234) : VIRTUAL EYEPIECE
 
 

18515+2117 TDT1091A mag 11.56 18515+2117 TDT1091B sep 0.7 P.A. 296.50 mag 11.96 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 18515+2117 (HD 343234) : ALADIN DSS IMAGE @ 18h 51m 30.92s +21° 16' 58.8"
 
 
 
 
WDS 18515+2117 TDT 1091 (HD 343234) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18515+2117 TDT1091 distance=0' 18523+2126 ISO 8 distance=14' 18527+2112 TDT1103 distance=18' 18509+2058 COU 317AB distance=21' 18509+2058 COU 317AC distance=21' 18498+2124 HU 327 distance=26' 18517+2041 J 809 distance=36' 18490+2110 STF2401AB distance=37' 18490+2110 STF2401AC distance=37' 18528+2043 TDT1105 distance=39' 18500+2043 HU 328 distance=40' 18498+2149 BRT2449 distance=41' 18511+2200 TDT1086 distance=44' 18487+2053 RAS 27 distance=47' 18523+2206 TDT1096 distance=51' 18542+2158 TDS 952 distance=56' 18473+2125 GRV 239 distance=59' 18545+2037 STF2415 distance=59' 18515+2223 TDT1090 distance=67' 18490+2213 GRV 241 distance=67' 18482+2028 TDT1060 distance=68' 18525+2007 TDT1101 distance=71' 18490+2219 TDT1068 distance=72' 18567+2123 HDS2684 distance=73' 18505+2002 KU 121 distance=77' 18472+2213 JNN 119 distance=83' 18508+1954 KPP 426 distance=84' 18574+2129 HU 329 distance=84' 18501+1952 TDT1079 distance=88' 18496+1953 MMA 28 distance=89' 18457+2033 HJ 2839AB distance=94' 18457+2033 HJ 2839AC distance=94' 18457+2033 HJ 2839AD distance=94' 18457+2033 HJ 2839AE distance=94' 18547+2239 MKT 9Aa,Ab distance=94' 18547+2239 BU 646AB distance=94' 18547+2239 BU 646AC distance=94' 18547+2239 BU 646BC distance=94' 18511+2253 COU 318AB distance=97' 18511+2253 COU 318Aa,Ab distance=97' 18511+2253 COU 318AC distance=97' 18525+2253 GRV 242 distance=98' 18474+1957 TDT1056 distance=100' 18587+2056 TDT1159 distance=104' 18585+2152 TDT1155 distance=104' 18443+2052 HU 325 distance=104' 18469+2243 TDT1052 distance=108' 18509+2305 POU3566 distance=109' 18444+2015 ALD 4AB distance=112' 18444+2015 DAM 640AC distance=112' 18444+2015 ALD 4Aa,Ab distance=112' 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 18515+2117 TDT1091 297 0.7 0
Show 18523+2126 ISO 8 138 0.2 14
Show 18527+2112 TDT1103 131 3.4 18
Show 18509+2058 COU 317 AB 94 1.5 21
Show 18509+2058 COU 317 AC 2 17.3 21
Show 18498+2124 HU 327 60 0.3 26
Show 18517+2041 J 809 211 1.6 36
Show 18490+2110 STF2401 AB 38 4.2 37
Show 18490+2110 STF2401 AC 149 92.9 37
Show 18528+2043 TDT1105 12 0.6 39
Show 18500+2043 HU 328 187 4.8 40
Show 18498+2149 BRT2449 229 4.0 41
Show 18511+2200 TDT1086 117 0.6 44
Show 18487+2053 RAS 27 218 1.2 47
Show 18523+2206 TDT1096 313 1.6 51
Show 18542+2158 TDS 952 70 1.1 56
Show 18473+2125 GRV 239 244 7.6 59
Show 18545+2037 STF2415 289 1.9 59
Show 18515+2223 TDT1090 306 0.8 67
Show 18490+2213 GRV 241 175 27.1 67
Show 18482+2028 TDT1060 175 0.6 68
Show 18525+2007 TDT1101 117 0.6 71
Show 18490+2219 TDT1068 15 0.5 72
Show 18567+2123 HDS2684 350 0.6 73
Show 18505+2002 KU 121 312 31.5 77
Show 18472+2213 JNN 119 270 0.4 83
Show 18508+1954 KPP 426 97 4.6 84
Show 18574+2129 HU 329 158 0.1 84
Show 18501+1952 TDT1079 295 1.3 88
Show 18496+1953 MMA 28 70 13.9 89
Show 18457+2033 HJ 2839 AB 57 74.8 94
Show 18457+2033 HJ 2839 AC 59 73.0 94
Show 18457+2033 HJ 2839 AD 336 25.4 94
Show 18457+2033 HJ 2839 AE 13 61.1 94
Show 18547+2239 MKT 9 Aa,Ab 271 0.0 94
Show 18547+2239 BU 646 AB 37 34.4 94
Show 18547+2239 BU 646 AC 23 36.9 94
Show 18547+2239 BU 646 BC 316 9.1 94
Show 18511+2253 COU 318 AB 292 3.2 97
Show 18511+2253 COU 318 Aa,Ab 53 1.4 97
Show 18511+2253 COU 318 AC 276 4.1 97
Show 18525+2253 GRV 242 179 26.2 98
Show 18474+1957 TDT1056 171 4.6 100
Show 18587+2056 TDT1159 106 0.4 104
Show 18585+2152 TDT1155 325 0.6 104
Show 18443+2052 HU 325 8 0.3 104
Show 18469+2243 TDT1052 77 0.5 108
Show 18509+2305 POU3566 133 15.6 109
Show 18444+2015 ALD 4 AB 342 4.2 112
Show 18444+2015 DAM 640 AC 168 11.0 112
Show 18444+2015 ALD 4 Aa,Ab 225 0.7 112

 
 
WDS 18515+2117 : COMPONENTS
 
 
  A
B pa=296.5°
sep=0.72"
 
 
18515+2117 A
 
 
Name HD 343234 Coord arcsec 2000 185130.92+211658.8 Mag 11.56 PmRA -1.00
PmDE 0.0
 
 
18515+2117 B
 
 
Coord arcsec 2000 185130.87+211659.1 Mag 11.96 PmRA -1.00 PmDE 0.0
Delta magnitude 0.4 Coordinate calculated yes