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Doubles in session


Current system
16525+5250
TDS 840


Nearby doubles
25' : 16503+5305
TDT 108

27' : 16554+5252
BEM9022AB

46' : 16476+5303
VVO 15

57' : 16473+5218
ES 970

58' : 16549+5158
A 1870

58' : 16513+5347
SWI 2

65' : 16460+5317
TDT 74

76' : 16555+5141
ES 972

78' : 16483+5359
RAO 356

82' : 16581+5148
STF2117

91' : 16495+5124
CVR1675

92' : 16566+5127
ES 2654

93' : 16549+5420
SKF 52

95' : 16422+5236
BEM 22

97' : 16554+5424
LDS4707

100' : 16594+5407
LDS4716

106' : 17039+5314
STTA151AB

109' : 16518+5103
ES 971AB

110' : 16599+5125
TDT 170

111' : 16450+5125
SLE 15

111' : 17047+5250
TDT 202

112' : 16438+5133
HU 664

112' : 16402+5300
KPP4009

115' : 16413+5344
JNN 109

120' : 16547+5052
GRV1223

122' : 16392+5237
ES 968



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

16525+5250 TDS 840

 
 
16h 52m 29.53s +52° 50' 22.9" P.A. 305.00 sep 1.0 mag 11.00,11.06
 
 
Coord 2000 16525+5250 Discov num TDS 840 Comp Coord arcsec 2000 16 52 29.53 +52 50 22.9
Date first 1991 Date last 2015 Obs 3
Pa first 305 Pa last 304.6 P.A. Now (θ) 304.6°
Sep first 1.0 Sep last 0.977 Sep. Now (ρ) 0.977"
Mag pri 11.00 Mag sec 11.06 delta mag (ΔM) 0.06 Spectral class
Pri motion ra -055 Sec motion ra -055
Pri motion dec -046 Sec motion dec -046
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 3879-00162-1 Gaia DR2 1413908460818995968
 
 
WDS 16525+5250 TDS 840 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
TDS Tycho Double Star (from additional DD list) ...................
TDT Tycho Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16525+5250 TDS 840 1991 1 305 1.0 11.00 11.06 165229.53+525022.9
16525+5250 TDS 840 2010 2 304 1.0 11.00 11.06 165229.53+525022.9
16525+5250 TDS 840 2015 3 305 1.0 11.00 11.06 165229.53+525022.9

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

 
 
WDS 16525+5250 TDS 840 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16525+5250 TDS 840 : MEASURES
 
 
No records found.

 
 
WDS 16525+5250 : VIRTUAL EYEPIECE
 
 

16525+5250 TDS 840A mag 11 16525+5250 TDS 840B sep 0.7 P.A. 318.80 mag 11.06 virtual eyepiece
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Radius:
Components only
 
 
WDS 16525+5250 : ALADIN DSS IMAGE @ 16h 52m 29.53s +52° 50' 22.9"
 
 
 
 
WDS 16525+5250 TDS 840 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16525+5250 TDS 840 distance=0' 16503+5305 TDT 108 distance=25' 16554+5252 BEM9022AB distance=27' 16554+5252 DAM 260AC distance=27' 16476+5303 VVO 15 distance=46' 16473+5218 ES 970 distance=57' 16549+5158 A 1870 distance=58' 16513+5347 SWI 2 distance=58' 16460+5317 TDT 74 distance=65' 16555+5141 ES 972 distance=76' 16483+5359 RAO 356 distance=78' 16581+5148 STF2117 distance=82' 16495+5124 CVR1675 distance=91' 16566+5127 ES 2654 distance=92' 16549+5420 SKF 52 distance=93' 16422+5236 BEM 22 distance=95' 16554+5424 LDS4707 distance=97' 16594+5407 LDS4716 distance=100' 17039+5314 STTA151BC distance=106' 17039+5314 MLR 603Aa,Ab distance=106' 17039+5314 STTA151AB distance=106' 16518+5103 ES 971BC distance=108' 16518+5103 ES 971AB distance=109' 16599+5125 TDT 170 distance=110' 16450+5125 SLE 15 distance=111' 17047+5250 TDT 202 distance=111' 16438+5133 HU 664 distance=112' 16402+5300 KPP4009 distance=112' 16413+5344 JNN 109 distance=115' 16547+5052 GRV1223 distance=120' 16392+5237 ES 968 distance=122' 16528+5048 LDS4700 distance=123' 16413+5138 TDT 33 distance=127' 16589+5444 HDS2402 distance=127' 16561+5044 LDS4708AB distance=132' 16561+5044 LDS4708Aa,Ab distance=132' 17022+5103 JNN 112 distance=140' 16486+5508 STF2108 distance=142' 16376+5351 SLW1188 distance=147' 16362+5255 STFA 30BC distance=148' 16362+5255 STF2078AB distance=148' 16362+5255 STFA 30AC distance=148' 16362+5255 STFA 30CD distance=148' 17002+5041 BEM 24 distance=148' 16463+5034 CVR1673 distance=148' 16435+5457 KPP2323 distance=150' 17053+5428 STF2130AB (Alrakis) distance=151' 17053+5428 BU 1088AC (Alrakis) distance=151' 17053+5428 BU 1088BC distance=151' 17053+5112 KPP4023AB distance=154' 16437+5040 STF2100AB distance=154' 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 16525+5250 TDS 840 305 1.0
Show 16503+5305 TDT 108 354 2.0 25
Show 16554+5252 BEM9022 AB 273 12.1 27
Show 16554+5252 DAM 260 AC 203 6.2 27
Show 16476+5303 VVO 15 309 9.0 46
Show 16473+5218 ES 970 302 3.5 57
Show 16549+5158 A 1870 231 2.2 58
Show 16513+5347 SWI 2 197 7.1 58
Show 16460+5317 TDT 74 229 0.5 65
Show 16555+5141 ES 972 106 2.1 76
Show 16483+5359 RAO 356 200 3.3 78
Show 16581+5148 STF2117 92 1.4 82
Show 16495+5124 CVR1675 204 3.6 91
Show 16566+5127 ES 2654 282 37.0 92
Show 16549+5420 SKF 52 116 5.3 93
Show 16422+5236 BEM 22 105 7.5 95
Show 16554+5424 LDS4707 165 10.5 97
Show 16594+5407 LDS4716 297 12.3 100
Show 17039+5314 STTA151 BC 356 22.4 106
Show 17039+5314 MLR 603 Aa,Ab 347 0.4 106
Show 17039+5314 STTA151 AB 171 88.4 106
Show 16518+5103 ES 971 BC 231 2.2 108
Show 16518+5103 ES 971 AB 43 45.7 109
Show 16599+5125 TDT 170 173 0.8 110
Show 16450+5125 SLE 15 320 22.8 111
Show 17047+5250 TDT 202 206 2.4 111
Show 16438+5133 HU 664 303 0.5 112
Show 16402+5300 KPP4009 134 36.3 112
Show 16413+5344 JNN 109 94 0.1 115
Show 16547+5052 GRV1223 64 18.2 120
Show 16392+5237 ES 968 228 5.5 122
Show 16528+5048 LDS4700 243 11.6 123
Show 16413+5138 TDT 33 233 0.9 127
Show 16589+5444 HDS2402 309 0.3 127
Show 16561+5044 LDS4708 AB 288 276.2 132
Show 16561+5044 LDS4708 Aa,Ab 195 3.1 132
Show 17022+5103 JNN 112 61 0.7 140
Show 16486+5508 STF2108 350 26.6 142
Show 16376+5351 SLW1188 263 15.1 147
Show 16362+5255 STFA 30 BC 194 90.1 148
Show 16362+5255 STF2078 AB 104 2.9 148
Show 16362+5255 STFA 30 AC 193 90.2 148
Show 16362+5255 STFA 30 CD 123 125.5 148
Show 17002+5041 BEM 24 196 32.4 148
Show 16463+5034 CVR1673 321 3.2 148
Show 16435+5457 KPP2323 278 19.7 150
Show Alrakis 17053+5428 STF2130 AB 358 2.5 151
Show Alrakis 17053+5428 BU 1088 AC 174 12.2 151
Show 17053+5428 BU 1088 BC 179 11.0 151
Show 17053+5112 KPP4023 AB 106 1.8 154
Show 16437+5040 STF2100 AB 294 23.2 154

 
 
WDS 16525+5250 : COMPONENTS
 
 
  A
B pa=318.8°
sep=0.74"
 
 
16525+5250 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 165229.53+525022.9 Mag 11 PmRA -55.00
PmDE -46.0 Tycho2 3879-00162-1
Tycho2
Tycho2 3879-00162-1 Pflag P RAmdeg 253.12303958 DEmdeg 52.83968171
PmRA -55.0 PmDE -45.5 E RAmdeg 45 E DEmdeg 43
E pmRA 2.7 E pmDE 2.4 EpRAm 1988.30 EpDEm 1987.94
Num 4 Q RAmdeg 0.3 Q DEmdeg 1.1 Q pmRA 0.3
Q pmDE 1.1 BTmag 11.833 E BTmag 0.081 VTmag 11.001
E VTmag 0.065 Prox 10 TYC T HIP
CCDM RAdeg 253.12344500 DEdeg 52.83970639 EpRA 1990 1.57
EpDE 1990 1.64 E RAdeg 46.3 E DEdeg 44.2 Posflg D
Corr -0.1
 
 
16525+5250 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 165229.48+525023.5 Mag 11.06 PmRA -55.00
PmDE -46.0 Tycho2 3879-00162-2 Calc delta mag 0.06 Calc coord yes
Tycho2
Tycho2 3879-00162-2 Pflag P RAmdeg 253.12303958 DEmdeg 52.83968171
PmRA -55.0 PmDE -45.5 E RAmdeg 45 E DEmdeg 43
E pmRA 2.7 E pmDE 2.4 EpRAm 1988.30 EpDEm 1987.94
Num 4 Q RAmdeg 0.3 Q DEmdeg 1.1 Q pmRA 0.3
Q pmDE 1.1 BTmag 11.776 E BTmag 0.076 VTmag 11.056
E VTmag 0.068 Prox 10 TYC T HIP
CCDM RAdeg 253.12307750 DEdeg 52.83986167 EpRA 1990 1.56
EpDE 1990 1.62 E RAdeg 46.4 E DEdeg 44.4 Posflg D
Corr -0.1