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Current system
17346-5102
TDT 421
HD 158930


Nearby doubles
11' : 17335-5059
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RST5598

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CPO 535

27' : 17374-5103
LDS 606

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BRT 979

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TDT 420AB

32' : 17332-5033
RSS 448

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BRT 974

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HJ 4965

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RST 940

51' : 17293-5111
SWR 222

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CPO 531

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TDT 393

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SWR 223

56' : 17290-5048
CPO 527

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LDS 599

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I 1332

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RST 939

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I 1328

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BRT 973

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CPO9243AB



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

17346-5102 TDT 421 (HD 158930)

 
 
17h 34m 37.19s -51° 01' 51.7" P.A. 346.00 sep 0.4 mag 10.20,10.27 Sp G2V
 
 
Coord 2000 17346-5102 Discov num TDT 421 Comp Coord arcsec 2000 17 34 37.19 -51 01 51.7
Date first 1991 Date last 1991 Obs 1
Pa first 346 Pa last 346.1 P.A. Now (θ) 346.1°
Sep first 0.4 Sep last 0.41 Sep. Now (ρ) 0.41"
Mag pri 10.20 Mag sec 10.27 delta mag (ΔM) 0.07 Spectral class G2V (yellow)
Pri motion ra -027 Sec motion ra -027
Pri motion dec -067 Sec motion dec -067
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 158930 Constellation Ara Tycho2 8354-00647-1 Gaia DR2 5946269869280594432
HD 158930
 
 
WDS 17346-5102 TDT 421 (HD 158930) : 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
17346-5102 TDT 421 1991 1 346 0.4 10.20 10.27 173437.19-510151.7

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

 
 
WDS 17346-5102 TDT 421 (HD 158930) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17346-5102 TDT 421 (HD 158930) : MEASURES
 
 
No records found.

 
 
WDS 17346-5102 (HD 158930) : VIRTUAL EYEPIECE
 
 

17346-5102 TDT 421A mag 10.2 Sp G2V 17346-5102 TDT 421B sep 0.4 P.A. 351.20 mag 10.27 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17346-5102 (HD 158930) : ALADIN DSS IMAGE @ 17h 34m 37.19s -51° 01' 51.7"
 
 
 
 
WDS 17346-5102 TDT 421 (HD 158930) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17346-5102 TDT 421 distance=0' 17335-5059 TDT 410 distance=11' 17333-5103 TDS 870 distance=13' 17340-5122 RST5598 distance=21' 17355-5042 CPO 535 distance=22' 17374-5103 LDS 606 distance=27' 17325-5045 BRT 979 distance=27' 17344-5034 TDT 420AB distance=28' 17332-5033 RSS 448 distance=32' 17314-5121 BRT 974 distance=36' 17392-5112 HJ 4965 distance=45' 17380-5031 CPO 543 distance=45' 17339-5150 RST 940 distance=49' 17293-5111 SWR 222 distance=51' 17310-5022 CPO 531 distance=53' 17311-5020 TDT 393 distance=54' 17295-5040 SWR 223 distance=54' 17290-5048 CPO 527 distance=56' 17302-5138 LDS 599 distance=56' 17399-5034 I 1332 distance=57' 17290-5134 BRT 972 distance=63' 17305-5013 CPO9237AB distance=63' 17305-5013 CPO9237AC distance=63' 17311-5009 I 1326 distance=63' 17331-4958 RST 939 distance=65' 17351-4956 I 1328 distance=66' 17291-5146 BRT 973 distance=69' 17367-4956 CPO9243AB distance=69' 17367-4956 CPO9243AC distance=69' 17293-5015 ELP 42 distance=69' 17303-5159 RST 931 distance=70' 17391-5202 RST3112 distance=73' 17274-5129 BRT 967 distance=74' 17272-5038 SEE 328BC distance=74' 17318-4953 HJ 4955 (Choo) distance=75' 17272-5038 SEE 328AB distance=75' 17272-5038 SEE 328AD distance=75' 17358-5223 TDT 425 distance=82' 17260-5038 HDO 313AB distance=86' 17260-5038 HDO 313AC distance=86' 17306-5220 RST3104 distance=87' 17262-5142 CPO 525 distance=89' 17297-4947 I 1323 distance=89' 17283-4951 RST 928 distance=94' 17341-5240 KPP 688 distance=98' 17261-5159 BRT 965 distance=98' 17280-5218 HDO 272AB distance=99' 17280-5218 HDO 272AC distance=99' 17378-4927 CPO 540 distance=100' 17375-4924 CPO 538 distance=102' 17321-4923 BRT 977 distance=103' 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 17346-5102 TDT 421 346 0.4
Show 17335-5059 TDT 410 128 1.1 11
Show 17333-5103 TDS 870 286 0.9 13
Show 17340-5122 RST5598 217 3.8 21
Show 17355-5042 CPO 535 158 4.0 22
Show 17374-5103 LDS 606 266 12.9 27
Show 17325-5045 BRT 979 234 5.8 27
Show 17344-5034 TDT 420 AB 115 0.7 28
Show 17332-5033 RSS 448 338 30.3 32
Show 17314-5121 BRT 974 325 4.0 36
Show 17392-5112 HJ 4965 231 13.3 45
Show 17380-5031 CPO 543 200 4.1 45
Show 17339-5150 RST 940 325 0.1 49
Show 17293-5111 SWR 222 36 24.2 51
Show 17310-5022 CPO 531 298 19.2 53
Show 17311-5020 TDT 393 174 2.8 54
Show 17295-5040 SWR 223 209 13.1 54
Show 17290-5048 CPO 527 34 4.0 56
Show 17302-5138 LDS 599 101 47.6 56
Show 17399-5034 I 1332 23 3.8 57
Show 17290-5134 BRT 972 108 5.7 63
Show 17305-5013 CPO9237 AB 126 4.4 63
Show 17305-5013 CPO9237 AC 245 7.4 63
Show 17311-5009 I 1326 81 0.3 63
Show 17331-4958 RST 939 22 1.8 65
Show 17351-4956 I 1328 232 0.2 66
Show 17291-5146 BRT 973 43 4.2 69
Show 17367-4956 CPO9243 AB 62 3.6 69
Show 17367-4956 CPO9243 AC 240 8.8 69
Show 17293-5015 ELP 42 16 0.7 69
Show 17303-5159 RST 931 340 0.5 70
Show 17391-5202 RST3112 80 2.0 73
Show 17274-5129 BRT 967 141 3.5 74
Show 17272-5038 SEE 328 BC 272 4.2 74
Show Choo 17318-4953 HJ 4955 167 48.7 75
Show 17272-5038 SEE 328 AB 159 75.5 75
Show 17272-5038 SEE 328 AD 166 40.6 75
Show 17358-5223 TDT 425 74 3.6 82
Show 17260-5038 HDO 313 AB 187 47.7 86
Show 17260-5038 HDO 313 AC 110 41.3 86
Show 17306-5220 RST3104 54 1.1 87
Show 17262-5142 CPO 525 176 5.5 89
Show 17297-4947 I 1323 126 0.3 89
Show 17283-4951 RST 928 107 2.2 94
Show 17341-5240 KPP 688 164 6.1 98
Show 17261-5159 BRT 965 134 8.1 98
Show 17280-5218 HDO 272 AB 356 31.2 99
Show 17280-5218 HDO 272 AC 336 37.7 99
Show 17378-4927 CPO 540 278 5.5 100
Show 17375-4924 CPO 538 337 6.2 102
Show 17321-4923 BRT 977 30 4.1 103

 
 
WDS 17346-5102 : COMPONENTS
 
 
  A
B pa=351.2°
sep=0.40"
 
 
17346-5102 A
 
 
Componente originario normalizzato AB Name HD 158930 Coord arcsec 2000 173437.19-510151.7 Mag 10.2
Spectral class G2V (yellow) PmRA -27.00 PmDE -67.0 Tycho2 8354-00647-1
HD 158930
Tycho2
Tycho2 8354-00647-1 Pflag RAmdeg 263.65495348 DEmdeg -51.03097579
PmRA -26.7 PmDE -67.4 E RAmdeg 13 E DEmdeg 17
E pmRA 1.3 E pmDE 1.2 EpRAm 1989.66 EpDEm 1986.39
Num 5 Q RAmdeg 1.3 Q DEmdeg 1.3 Q pmRA 1.4
Q pmDE 1.2 BTmag 10.372 E BTmag 0.030 VTmag 9.604
E VTmag 0.023 Prox 999 TYC T HIP
CCDM RAdeg 263.65505083 DEdeg -51.03082389 EpRA 1990 1.78
EpDE 1990 1.87 E RAdeg 13.4 E DEdeg 18.5 Posflg
Corr 0.1
 
 
17346-5102 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 173437.18-510151.3 Mag 10.27 PmRA -27.00
PmDE -67.0 Calc delta mag 0.07 Calc coord yes