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Doubles in session


Current system
17254-5903
R 300
HD 157180


Nearby doubles
11' : 17248-5913
I 385AB

17' : 17234-5857
TDT 334

18' : 17244-5919
JSP 717

21' : 17249-5924
HDS2458

25' : 17222-5902
HJ 4934

39' : 17256-5825
I 594

41' : 17228-5828
COO 213AB

43' : 17206-5926
HJ 4931

45' : 17308-5920
JSP 931

52' : 17211-5944
RST5077

58' : 17231-5958
RST5078

60' : 17240-6002
R 299

61' : 17192-5942
HDO 312

62' : 17181-5932
RST5075

65' : 17315-5948
JSP 932

66' : 17229-5801
HDO 270AB

72' : 17177-5824
BRT3182

79' : 17341-5824
RST5086

83' : 17360-5903
RST5089

83' : 17147-5857
TDT 285

85' : 17207-6020
RST5076

90' : 17366-5928
KPP 998

94' : 17211-6031
FIN 254

96' : 17315-6026
I 600

96' : 17173-6016
B 1853

96' : 17255-6039
TDT 344



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

17254-5903 R 300 (HD 157180)

 
 
17h 25m 21.07s -59° 03' 29.4" P.A. 348.00 sep 8.8 mag 8.14,10.72 Sp K0III dist. 636.94 pc (2077.7 l.y.)
 
 
Coord 2000 17254-5903 Discov num R   300 Comp Coord arcsec 2000 17 25 21.07 -59 03 29.4
Date first 1873 Date last 2016 Obs 13
Pa first 350 Pa last 347.6 P.A. Now (θ) 347.6°
Sep first 9.5 Sep last 8.85 Sep. Now (ρ) 8.85"
Mag pri 8.14 Mag sec 10.72 delta mag (ΔM) 2.58 Spectral class K0III (yellow-orange)
Pri motion ra -011 Sec motion ra -012
Pri motion dec -039 Sec motion dec -008
Notes
rPM=0.765
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 157180 Constellation Ara SAO 244722 HIP 85263
Tycho2 8740-01192-1 Gaia DR2 5915663038974046208 HD 157180 CP CP-58 7111
Distance 636.94 Distance ly 2077.7
 
 
WDS 17254-5903 R 300 (HD 157180) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
R__1871 Ma - Russell, H.C. 1884QB821.R94......
R__1871 Sydney Obs. Results, 1871-1881
R__1882 Ma j Russell, H.C. 1882MmRAS..47..109R
R__1882 MemRAS 47, 109, 1882
R__1892 Ma - Russell, H.C. 1892MmRAS..50...57R
R__1892 MemRAS 50, 57, 1892
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17254-5903 R 300 2000 8 348 8.9 8.14 10.72 K0III D 172521.07-590329.4
17254-5903 R 300 2010 9 347 9.0 8.14 10.72 K0III D 172521.07-590329.4
17254-5903 R 300 2015 11 348 8.9 8.14 10.72 K0III 172521.07-590329.4
17254-5903 R 300 2016 13 348 8.8 8.14 10.72 K0III 172521.07-590329.4

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

 
 
WDS 17254-5903 R 300 (HD 157180) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17254-5903 R 300 (HD 157180) : MEASURES
 
 
No records found.

 
 
WDS 17254-5903 (HD 157180) : VIRTUAL EYEPIECE
 
 

17254-5903 R 300A mag 8.14 Sp K0III 17254-5903 R 300B sep 8.7 P.A. 353.60 mag 10.72 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 17254-5903 (HD 157180) : ALADIN DSS IMAGE @ 17h 25m 21.07s -59° 03' 29.4"
 
 
 
 
WDS 17254-5903 R 300 (HD 157180) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17254-5903 R 300 distance=0' 17248-5913 I 385AB distance=11' 17248-5913 WSI 87AD distance=11' 17248-5913 I 385AE distance=11' 17248-5913 I 385AB,C distance=11' 17234-5857 TDT 334 distance=17' 17244-5919 JSP 717 distance=18' 17249-5924 HDS2458 distance=21' 17222-5902 HJ 4934 distance=25' 17256-5825 I 594 distance=39' 17228-5828 COO 213AB distance=41' 17228-5828 COO 213AC distance=41' 17206-5926 HJ 4931 distance=43' 17308-5920 JSP 931 distance=45' 17211-5944 RST5077 distance=52' 17231-5958 RST5078 distance=58' 17240-6002 R 299 distance=60' 17192-5942 HDO 312 distance=61' 17181-5932 RST5075 distance=62' 17315-5948 JSP 932 distance=65' 17229-5801 HDO 270AB distance=66' 17229-5801 HDO 270AC distance=66' 17177-5824 BRT3182 distance=72' 17341-5824 RST5086 distance=79' 17360-5903 RST5089 distance=83' 17147-5857 TDT 285 distance=83' 17207-6020 RST5076 distance=85' 17366-5928 KPP 998 distance=90' 17211-6031 FIN 254 distance=94' 17315-6026 I 600 distance=96' 17173-6016 B 1853 distance=96' 17255-6039 TDT 344 distance=96' 17301-5733 HJ 4950 distance=98' 17182-6027 CVN 28AB distance=100' 17182-6027 CVN 28Aa,Ab distance=100' 17182-6027 CVN 28AC distance=100' 17182-6027 CVN 28AD distance=100' 17182-6027 CVN 28AE distance=100' 17182-6027 CVN 28AF distance=100' 17182-6027 CVN 28AG distance=100' 17182-6027 CVN 28AH distance=100' 17182-6027 CVN 28AI distance=100' 17130-5836 HJ 4920 distance=100' 17206-5730 BRT2822 distance=101' 17188-5734 RST 916 distance=104' 17388-5847 FIN 258 distance=106' 17118-5919 JSP 708 distance=106' 17311-6041 HJ 4951AE distance=107' 17311-6041 EHR 15AB distance=107' 17311-6041 EHR 15AC distance=107' 17311-6041 EHR 15AD distance=107' 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 17254-5903 R 300 348 8.8
Show 17248-5913 I 385 AB 117 0.4 11
Show 17248-5913 WSI 87 AD 271 0.3 11
Show 17248-5913 I 385 AE 109 28.1 11
Show 17248-5913 I 385 AB,C 210 17.3 11
Show 17234-5857 TDT 334 157 1.6 17
Show 17244-5919 JSP 717 332 3.6 18
Show 17249-5924 HDS2458 354 1.0 21
Show 17222-5902 HJ 4934 269 14.6 25
Show 17256-5825 I 594 241 4.1 39
Show 17228-5828 COO 213 AB 285 9.2 41
Show 17228-5828 COO 213 AC 92 30.8 41
Show 17206-5926 HJ 4931 255 0.8 43
Show 17308-5920 JSP 931 186 7.5 45
Show 17211-5944 RST5077 314 2.1 52
Show 17231-5958 RST5078 45 0.5 58
Show 17240-6002 R 299 342 10.7 60
Show 17192-5942 HDO 312 275 27.3 61
Show 17181-5932 RST5075 224 1.5 62
Show 17315-5948 JSP 932 171 5.2 65
Show 17229-5801 HDO 270 AB 184 1.8 66
Show 17229-5801 HDO 270 AC 153 40.0 66
Show 17177-5824 BRT3182 50 2.6 72
Show 17341-5824 RST5086 17 2.9 79
Show 17360-5903 RST5089 139 2.0 83
Show 17147-5857 TDT 285 190 0.5 83
Show 17207-6020 RST5076 227 0.7 85
Show 17366-5928 KPP 998 101 8.1 90
Show 17211-6031 FIN 254 245 2.9 94
Show 17315-6026 I 600 151 0.5 96
Show 17173-6016 B 1853 40 4.0 96
Show 17255-6039 TDT 344 138 1.3 96
Show 17301-5733 HJ 4950 306 10.3 98
Show 17182-6027 CVN 28 AB 315 3.9 100
Show 17182-6027 CVN 28 Aa,Ab 196 0.2 100
Show 17182-6027 CVN 28 AC 103 5.9 100
Show 17182-6027 CVN 28 AD 68 7.3 100
Show 17182-6027 CVN 28 AE 195 10.8 100
Show 17182-6027 CVN 28 AF 71 11.6 100
Show 17182-6027 CVN 28 AG 207 12.0 100
Show 17182-6027 CVN 28 AH 201 12.2 100
Show 17182-6027 CVN 28 AI 50 15.4 100
Show 17130-5836 HJ 4920 322 2.9 100
Show 17206-5730 BRT2822 344 3.6 101
Show 17188-5734 RST 916 214 0.4 104
Show 17388-5847 FIN 258 203 3.5 106
Show 17118-5919 JSP 708 273 1.5 106
Show 17311-6041 HJ 4951 AE 324 50.4 107
Show 17311-6041 EHR 15 AB 67 3.1 107
Show 17311-6041 EHR 15 AC 51 8.6 107
Show 17311-6041 EHR 15 AD 62 12.3 107

 
 
WDS 17254-5903 : COMPONENTS
 
 
  A
B pa=353.6°
sep=8.70"
 
 
17254-5903 A
 
 
Componente originario normalizzato AB Name HD 157180 Coord arcsec 2000 172521.07-590329.4 Mag 8.14
Spectral class K0III (yellow-orange) PmRA -11.00 PmDE -39.0 SAO 244722
HIP 85263 Tycho2 8740-01192-1 HD 157180 CP CP-58 7111
Tycho2
Tycho2 8740-01192-1 Pflag RAmdeg 261.33779408 DEmdeg -59.05816973
PmRA -9.8 PmDE -41.1 E RAmdeg 6 E DEmdeg 7
E pmRA 1.4 E pmDE 1.5 EpRAm 1991.24 EpDEm 1991.22
Num 10 Q RAmdeg 1.0 Q DEmdeg 2.0 Q pmRA 0.9
Q pmDE 2.1 BTmag 9.398 E BTmag 0.019 VTmag 8.136
E VTmag 0.012 Prox 88 TYC T HIP 85263
CCDM A RAdeg 261.33783778 DEdeg -59.05807611 EpRA 1990 1.84
EpDE 1990 1.76 E RAdeg 6.0 E DEdeg 7.2 Posflg
Corr 0.2
SAO
SAO 244722 DelFlag RA1950 PmRA1950 -0.0012
DE1950 PmDE1950 -0.025 Vmag 7.9 SpType G5
Double code Source 43 CatNum 5566 DM CP-58 7111
DMcomp BDsup HD 157180 M HD 0
GC RA1950rad 4.54203632 DE1950rad -1.0299703 PmRA2000 -0.002
PmDE2000 -0.026
Hipparcos
Catalog H HIP 85263 Proxy H RAhms 17 25 21.08
DEdms -59 03 29.1 Vmag 7.94 VarFlag R Vmag H
RAdeg 261.338 DEdeg -59.0581 AstroRef A Plx 3.26
CCDM 17254-5903 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 348 Rho 8.849 HD 157180 BD
CD CP CP-58 7111 Dm number -58 7111 VIred 1
SpType K0III R SpType Coord arcsec 2000 172521.08-590329.1
Hipparcos 2
HIP 85263 Sn 15 So 3 Nc 2
RArad 4.5612057247 DErad -1.0307577877 Plx 1.57 PmRA -9.35
PmDE -36.16 E RArad 0.9 E DErad 0.78 E Plx 1.13
E pmRA 0.98 E pmDE 0.85 Hpmag 8.1062 E Hpmag 0.0023
SHp 0.018 VA 0 BV 1.023 E BV 0.018
VI 1
CCDM
Ccdm 17254-5903 RComp Comp A Note1
Note2 Discov num DRAs -2.89 DDEs -28.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp G5 PmNote *
PmRA -9 PmDE -25 Dm number -58 7111 Cat1 CPD
Name2 244722 Cat2 SAO HD 157180 M HD
ADS BDS M ADS BDS N IDS IDS 17166S5858A
HIC 85263
 
 
17254-5903 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172520.94-590320.8 Mag 10.72 PmRA -12.00
PmDE -8.0 Calc delta mag 2.58 Calc coord yes
CCDM
Ccdm 17254-5903 RComp Comp B Note1
Note2 Discov num R 300 DRAs DDEs
R dRAs Year 1873 Theta 350 Rho 9.5
Obs 1 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17166S5858B
HIC 85263