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Current system
23170-6200
EHR 20


Nearby doubles
32' : 23128-6148
HU 1644

34' : 23123-6158
TDT3932

36' : 23217-6149
UC 4930

43' : 23229-6151
SKF2857

61' : 23180-6100
DUN 247

69' : 23202-6304
RST1163

78' : 23111-6055
TDS1203

86' : 23231-6314
WIS 384

88' : 23081-6302
UC 4890

89' : 23046-6218
UC 4875AB

90' : 23133-6035
HU 1645

90' : 23164-6031
NZO 107

90' : 23275-6111
UC 4957

96' : 23150-6334
LDS 803

99' : 23265-6314
HU 1648

100' : 23032-6223
B 583

101' : 23134-6022
TDT3941

103' : 23235-6332
B 1402

109' : 23169-6012
LDS 806AB

110' : 23054-6316
B 586AB

111' : 23218-6345
TDT3997

112' : 23127-6013
UC 4902AB

114' : 23138-6009
NZO 106

116' : 23039-6312
RST1156

116' : 23316-6255
NSN 456

120' : 23233-6352
HU 1647AB



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

23170-6200 EHR 20

 
 
23h 16m 57.68s -62° 00' 04.3" P.A. 348.00 sep 10.2 mag 4.40,16.40 Sp F6V
 
 
Coord 2000 23170-6200 Discov num EHR  20 Comp Coord arcsec 2000 23 16 57.68 -62 00 04.3
Date first 2008 Date last 2009 Obs 2
Pa first 350 Pa last 348.4 P.A. Now (θ) 348.4°
Sep first 10.3 Sep last 10.192 Sep. Now (ρ) 10.192"
Mag pri 4.40 Mag sec 16.40 delta mag (ΔM) 12 Spectral class F6V (yellow-white)
Pri motion ra +176 Sec motion ra
Pri motion dec -026 Sec motion dec
Notes N U K (See Notes, Proper motion indicates non-physical, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Tucana Gaia DR2 6489909443564308224
 
 
WDS 23170-6200 EHR 20 : NOTES
 
 
discov_num notes refcode
EHR 20 Companion appears to be a background star. Ehr2010
 
 
REFERENCES
 
 
refcode metd author reference
Ehr2010 Ao j Ehrenreich, D., Lagrange, A.-M., Montagnier, G., Chauvin, G., Galland, F. 2010A&A...523A..73E
Ehr2010 Beuzit, J.-L., & Rameau. J.
Ehr2010 A&A 523, A73, 2010
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23170-6200 EHR 20 2009 2 348 10.2 4.40 16.40 F6V NUDK 231657.47-620004.1

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

 
 
WDS 23170-6200 EHR 20 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23170-6200 EHR 20 : MEASURES
 
 
No records found.

 
 
WDS 23170-6200 : VIRTUAL EYEPIECE
 
 

23170-6200 EHR 20A mag 4.4 Sp F6V 23170-6200 EHR 20B sep 10.0 P.A. 354.50 mag 16.4 virtual eyepiece
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Radius:
Components only
 
 
WDS 23170-6200 : ALADIN DSS IMAGE @ 23h 16m 57.68s -62° 00' 04.3"
 
 
 
 
WDS 23170-6200 EHR 20 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23170-6200 EHR 20 distance=0' 23128-6148 HU 1644 distance=32' 23123-6158 TDT3932 distance=34' 23217-6149 UC 4930 distance=36' 23229-6151 SKF2857 distance=43' 23180-6100 DUN 247 distance=61' 23202-6304 RST1163 distance=69' 23111-6055 TDS1203 distance=78' 23231-6314 WIS 384 distance=86' 23081-6302 UC 4890 distance=88' 23046-6218 B 1400Aa,Ab distance=89' 23046-6218 UC 4875AB distance=89' 23133-6035 HU 1645 distance=90' 23164-6031 NZO 107 distance=90' 23275-6111 UC 4957 distance=90' 23150-6334 LDS 803 distance=96' 23265-6314 HU 1648 distance=99' 23032-6223 B 583 distance=100' 23134-6022 TDT3941 distance=101' 23235-6332 B 1402 distance=103' 23169-6012 LDS 806AB distance=109' 23054-6316 B 586AB distance=110' 23218-6345 TDT3997 distance=111' 23127-6013 UC 4902AB distance=112' 23138-6009 NZO 106 distance=114' 23039-6312 RST1156 distance=116' 23316-6255 NSN 456 distance=116' 23233-6352 HU 1647AB distance=120' 23233-6352 HU 1647AC distance=120' 23233-6352 BAU 76AD distance=120' 23233-6352 BAU 76AE distance=120' 23339-6141 NZO 108 distance=122' 23339-6139 RST3326 distance=122' 23086-6352 B 590 distance=126' 23248-6358 UC 4945 distance=130' 23162-5947 TOK 217 distance=134' 23191-6413 TDT3978 distance=134' 22587-6121 TDT3822 distance=136' 23366-6219 RST1171 distance=139' 23155-5942 I 143 distance=139' 23057-6005 HDS3290 distance=142' 22583-6111 HJ 5370AB distance=142' 22583-6111 BAU 75AC distance=142' 23365-6245 HDS3359 distance=144' 22590-6055 TDT3824 distance=145' 23006-6033 UC 4864 distance=147' 23225-5938 TDT4005 distance=148' 23086-5944 DUN 245 distance=149' 23106-5937 TDT3921 distance=151' 23129-6429 RST1159 distance=152' 23247-5938 HDS3331 distance=153' 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 23170-6200 EHR 20 348 10.2
Show 23128-6148 HU 1644 328 0.8 32
Show 23123-6158 TDT3932 82 0.7 34
Show 23217-6149 UC 4930 212 22.1 36
Show 23229-6151 SKF2857 166 16.6 43
Show 23180-6100 DUN 247 294 51.8 61
Show 23202-6304 RST1163 249 1.9 69
Show 23111-6055 TDS1203 335 1.0 78
Show 23231-6314 WIS 384 224 37.2 86
Show 23081-6302 UC 4890 53 98.2 88
Show 23046-6218 B 1400 Aa,Ab 349 0.6 89
Show 23046-6218 UC 4875 AB 92 46.0 89
Show 23133-6035 HU 1645 76 1.1 90
Show 23164-6031 NZO 107 330 1.4 90
Show 23275-6111 UC 4957 257 70.7 90
Show 23150-6334 LDS 803 248 24.7 96
Show 23265-6314 HU 1648 288 1.6 99
Show 23032-6223 B 583 309 3.1 100
Show 23134-6022 TDT3941 93 1.0 101
Show 23235-6332 B 1402 323 2.1 103
Show 23169-6012 LDS 806 AB 298 92.1 109
Show 23054-6316 B 586 AB 300 3.6 110
Show 23218-6345 TDT3997 320 1.3 111
Show 23127-6013 UC 4902 AB 313 8.9 112
Show 23138-6009 NZO 106 176 11.4 114
Show 23039-6312 RST1156 123 0.9 116
Show 23316-6255 NSN 456 341 7.5 116
Show 23233-6352 HU 1647 AB 51 7.9 120
Show 23233-6352 HU 1647 AC 125 8.9 120
Show 23233-6352 BAU 76 AD 166 22.0 120
Show 23233-6352 BAU 76 AE 130 24.6 120
Show 23339-6141 NZO 108 207 3.6 122
Show 23339-6139 RST3326 150 1.3 122
Show 23086-6352 B 590 355 0.1 126
Show 23248-6358 UC 4945 40 38.7 130
Show 23162-5947 TOK 217 147 0.1 134
Show 23191-6413 TDT3978 212 2.1 134
Show 22587-6121 TDT3822 35 0.6 136
Show 23366-6219 RST1171 353 3.6 139
Show 23155-5942 I 143 8 3.1 139
Show 23057-6005 HDS3290 263 0.4 142
Show 22583-6111 HJ 5370 AB 146 18.1 142
Show 22583-6111 BAU 75 AC 13 38.3 142
Show 23365-6245 HDS3359 120 0.3 144
Show 22590-6055 TDT3824 199 0.5 145
Show 23006-6033 UC 4864 105 11.9 147
Show 23225-5938 TDT4005 341 0.7 148
Show 23086-5944 DUN 245 289 13.6 149
Show 23106-5937 TDT3921 152 4.3 151
Show 23129-6429 RST1159 30 1.0 152
Show 23247-5938 HDS3331 239 0.3 153

 
 
WDS 23170-6200 : COMPONENTS
 
 
  A
B pa=354.5°
sep=10.03"
 
 
23170-6200 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 231657.68-620004.3 Mag 4.4 Spectral class F6V (yellow-white)
PmRA 176.00 PmDE -26.0
 
 
23170-6200 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 231657.54-615954.3 Mag 16.4 Calc delta mag 12
Calc coord yes