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Doubles in session


Current system
16161-3037
I 1586
HD 146177


Nearby doubles
8' : 16159-3030
RST1884

36' : 16172-3110
NSN 391

49' : 16195-3054
BSO 12AB

54' : 16169-2945
SEE 270

61' : 16170-3137
TSN 180

61' : 16195-2957
I 988

65' : 16196-2952
I 9025

66' : 16182-3137
B 1317

67' : 16210-3021
RSS 402

67' : 16187-2940
KPP 948

71' : 16107-3025
UC 3125

77' : 16212-2958
B 1319AB

79' : 16150-2920
TOK 766

82' : 16172-3158
KPP3016

84' : 16133-2922
USD 985

89' : 16206-2931
I 562

90' : 16094-3103
I 557

90' : 16224-3115
FAB 14

91' : 16111-3142
BRT3029

92' : 16092-3054
BRT3028

93' : 16229-3104
HJ 4847

99' : 16195-3205
RST3014

100' : 16099-3136
COO 194

107' : 16078-3037
RSS 398

109' : 16146-3224
JSP 687

116' : 16177-2844
UC 3149



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16161-3037 I 1586 (HD 146177)

 
 
16h 16m 03.71s -30° 37' 18.3" P.A. 192.00 sep 0.3 mag 8.11,9.40 Sp F0 dist. 166.67 pc (543.68 l.y.)
 
 
Coord 2000 16161-3037 Discov num I  1586 Comp Coord arcsec 2000 16 16 03.71 -30 37 18.3
Date first 1927 Date last 2018 Obs 17
Pa first 11 Pa last 192 P.A. Now (θ) 192°
Sep first 0.5 Sep last 0.348 Sep. Now (ρ) 0.348"
Mag pri 8.11 Mag sec 9.40 delta mag (ΔM) 1.29 Spectral class F0 (yellow-white)
Pri motion ra -023 Sec motion ra
Pri motion dec -014 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 146177 Constellation Scorpius SAO 207494 HIP 79706
Tycho2 7343-00890-1 Gaia DR2 6038342560667937792 HD 146177 GC 21866
CD CD-3012986 CP CP-30 4320 Distance 166.67 Distance ly 543.68
 
 
ORBITAL ELEMENTS
 
 
Period (P)160y Periastron (T)2050.85y Semi-major axis (a)0.361a
Eccentricity (e)0.2 Inclination (i)137.9° Longitude of periastron (ω)261.2°
Node (Ω)0.1° Notes ReferenceTok2019c
Equinox Last observation2018 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 223.4 0.341
2001 221.6 0.342
2002 219.8 0.344
2003 218.0 0.345
2004 216.2 0.346
2005 214.4 0.347
2006 212.7 0.349
2007 210.9 0.349
2008 209.2 0.350
2009 207.4 0.351
2010 205.7 0.351
2011 204.0 0.352
2012 202.3 0.352
2013 200.5 0.352
2014 198.8 0.352
2015 197.1 0.352
2016 195.4 0.351
2017 193.6 0.350
2018 191.9 0.349
2019 190.1 0.348
2020 188.4 0.346
2021 186.6 0.345
2022 184.8 0.343
2023 183.0 0.340
2024 181.1 0.338
2025 179.2 0.335
2026 177.3 0.332
2027 175.3 0.328
2028 173.4 0.325
2029 171.3 0.321
2030 169.2 0.317


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds16161-3037a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 16161-3037 I 1586 (HD 146177) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2019c St j Tokovinin, A., Mason, B.D., Mendez, R.A., Horch, E.P. & Briceno, C. 2019AJ....158...48T
Tok2019c +orb AJ 158, 48, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 I Innes, R.T.A.
5 I MNRAS 57, 533, 1897 (data also in I__1897b,
5 I I__1897c)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16161-3037 I 1586 1991 14 242 0.3 8.11 9.40 F0 D 161603.71-303718.3
16161-3037 I 1586 2008 15 208 0.4 8.11 9.40 F0 D 161603.71-303718.3
16161-3037 I 1586 2010 16 204 0.3 8.11 9.40 F0 D 161603.71-303718.3
16161-3037 I 1586 2018 17 192 0.3 8.11 9.40 F0 161603.71-303718.3

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

 
 
WDS 16161-3037 I 1586 (HD 146177) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16161-3037 I 1586 (HD 146177) : MEASURES
 
 
No records found.

 
 
WDS 16161-3037 (HD 146177) : VIRTUAL EYEPIECE
 
 

16161-3037 I 1586A mag 8.11 Sp F0 16161-3037 I 1586B sep 0.3 P.A. 190.40 mag 9.4 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 16161-3037 (HD 146177) : ALADIN DSS IMAGE @ 16h 16m 03.71s -30° 37' 18.3"
 
 
 
 
WDS 16161-3037 I 1586 (HD 146177) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16161-3037 I 1586 distance=1' 16159-3030 RST1884 distance=8' 16172-3110 NSN 391 distance=36' 16195-3054 TOK 410Ba,Bb distance=48' 16195-3054 BSO 12AB distance=49' 16169-2945 SEE 270 distance=54' 16170-3137 TSN 180 distance=61' 16195-2957 I 988 distance=61' 16196-2952 I 9025 distance=65' 16182-3137 B 1317 distance=66' 16210-3021 RSS 402 distance=67' 16187-2940 KPP 948 distance=67' 16107-3025 UC 3125 distance=71' 16212-2958 B 1319AB distance=77' 16212-2958 B 1319BC distance=77' 16150-2920 TOK 766 distance=79' 16172-3158 KPP3016 distance=82' 16133-2922 USD 985 distance=84' 16206-2931 I 562 distance=89' 16094-3103 I 557 distance=90' 16224-3115 FAB 14 distance=90' 16111-3142 BRT3029 distance=91' 16092-3054 BRT3028 distance=92' 16229-3104 HJ 4847 distance=93' 16195-3205 RST3014 distance=99' 16099-3136 COO 194 distance=100' 16078-3037 RSS 398 distance=107' 16146-3224 JSP 687 distance=109' 16177-2844 UC 3149 distance=116' 16071-3033 CTI3678BC distance=116' 16189-2846 UC 3153 distance=117' 16252-3048 USD1464 distance=118' 16092-2918 YSC 111 distance=119' 16074-3127 KPP2285 distance=122' 16085-3155 B 1316 distance=124' 16247-2942 H N 39 distance=125' 16073-3135 DAW 19 distance=127' 16088-2913 SUB 7 distance=127' 16207-2845 RST1885 distance=128' 16097-2858 RST1880 distance=130' 16076-2928 RSS 397 distance=130' 16224-3220 JSP 691 distance=131' 16065-3121 B 1315 distance=131' 16258-2955 I 94 distance=134' 16260-3114 SEE 278 distance=134' 16240-2911 SKF1503 distance=136' 16257-3142 I 1292 distance=140' 16123-2825 HUB 16Aa,Ab distance=142' 16123-2825 HJ 4839AB distance=142' 16241-3216 RST3020 distance=142' 16257-2924 B 310 distance=145' 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 16161-3037 I 1586 192 0.3 1
Show 16159-3030 RST1884 132 0.8 8
Show 16172-3110 NSN 391 13 2.8 36
Show 16195-3054 TOK 410 Ba,Bb 304 0.0 48
Show 16195-3054 BSO 12 AB 318 23.6 49
Show 16169-2945 SEE 270 140 9.4 54
Show 16170-3137 TSN 180 37 0.3 61
Show 16195-2957 I 988 183 1.4 61
Show 16196-2952 I 9025 162 5.0 65
Show 16182-3137 B 1317 103 1.4 66
Show 16210-3021 RSS 402 125 10.9 67
Show 16187-2940 KPP 948 68 7.8 67
Show 16107-3025 UC 3125 265 42.1 71
Show 16212-2958 B 1319 AB 130 7.6 77
Show 16212-2958 B 1319 BC 6 1.1 77
Show 16150-2920 TOK 766 58 0.2 79
Show 16172-3158 KPP3016 331 3.8 82
Show 16133-2922 USD 985 71 0.3 84
Show 16206-2931 I 562 206 0.6 89
Show 16094-3103 I 557 19 0.3 90
Show 16224-3115 FAB 14 271 18.2 90
Show 16111-3142 BRT3029 191 3.0 91
Show 16092-3054 BRT3028 43 2.4 92
Show 16229-3104 HJ 4847 224 15.3 93
Show 16195-3205 RST3014 59 1.0 99
Show 16099-3136 COO 194 359 7.7 100
Show 16078-3037 RSS 398 220 10.1 107
Show 16146-3224 JSP 687 11 1.8 109
Show 16177-2844 UC 3149 306 11.4 116
Show 16071-3033 CTI3678 BC 240 8.1 116
Show 16189-2846 UC 3153 47 142.2 117
Show 16252-3048 USD1464 280 0.1 118
Show 16092-2918 YSC 111 203 0.3 119
Show 16074-3127 KPP2285 304 19.3 122
Show 16085-3155 B 1316 297 0.3 124
Show 16247-2942 H N 39 359 4.0 125
Show 16073-3135 DAW 19 40 1.3 127
Show 16088-2913 SUB 7 265 2.4 127
Show 16207-2845 RST1885 186 0.2 128
Show 16097-2858 RST1880 167 3.6 130
Show 16076-2928 RSS 397 296 8.1 130
Show 16224-3220 JSP 691 13 0.6 131
Show 16065-3121 B 1315 67 0.6 131
Show 16258-2955 I 94 187 0.7 134
Show 16260-3114 SEE 278 339 2.0 134
Show 16240-2911 SKF1503 28 6.2 136
Show 16257-3142 I 1292 41 0.6 140
Show 16123-2825 HUB 16 Aa,Ab 39 0.2 142
Show 16123-2825 HJ 4839 AB 69 3.8 142
Show 16241-3216 RST3020 210 1.1 142
Show 16257-2924 B 310 205 3.9 145

 
 
WDS 16161-3037 : COMPONENTS
 
 
  A
B pa=190.4°
sep=0.35"
 
 
16161-3037 A
 
 
Componente originario normalizzato AB Name HD 146177 Coord arcsec 2000 161603.71-303718.3 Mag 8.11
Spectral class F0 (yellow-white) PmRA -23.00 PmDE -14.0 SAO 207494
HIP 79706 Tycho2 7343-00890-1 HD 146177 GC 21866
CD CD-3012986 CP CP-30 4320
Tycho2
Tycho2 7343-00890-1 Pflag RAmdeg 244.01540799 DEmdeg -30.62181207
PmRA -19.1 PmDE -19.0 E RAmdeg 5 E DEmdeg 6
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.23 EpDEm 1990.77
Num 13 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.9 BTmag 8.241 E BTmag 0.016 VTmag 7.791
E VTmag 0.012 Prox 459 TYC T HIP 79706
CCDM AS RAdeg 244.01545917 DEdeg -30.62176667 EpRA 1990 1.68
EpDE 1990 1.37 E RAdeg 5.2 E DEdeg 6.3 Posflg P
Corr 0.1
SAO
SAO 207494 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.035 Vmag 7.5 SpType F0
Double code Source 70 CatNum 21866 DM CD-3012986
DMcomp BDsup HD 146177 M HD 0
GC 21866 RA1950rad 4.24513203 DE1950rad -0.53229214 PmRA2000 0.0001
PmDE2000 -0.033
Hipparcos
Catalog H HIP 79706 Proxy H RAhms 16 16 03.71
DEdms -30 37 18.3 Vmag 7.73 VarFlag R Vmag H
RAdeg 244.015 DEdeg -30.6218 AstroRef A Plx 5.34
CCDM 16161-3037 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AS
Theta 242 Rho 0.336 HD 146177 BD
CD CD-3012986 CP CP-30 4320 Dm number -3012986 VIred 0.49
SpType F0 R SpType Coord arcsec 2000 161603.71-303718.3
Hipparcos 2
HIP 79706 Sn 15 So 3 Nc 2
RArad 4.2588735137 DErad -0.5344504774 Plx 6 PmRA -17.34
PmDE -14.97 E RArad 1.09 E DErad 0.61 E Plx 1.26
E pmRA 1.35 E pmDE 0.88 Hpmag 7.8243 E Hpmag 0.0013
SHp 0.01 VA 0 BV 0.418 E BV 0.016
VI 0.48
CCDM
Ccdm 16161-3037 RComp Comp A Note1
Note2 Discov num DRAs -2.35 DDEs -18.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp F0 PmNote *
PmRA -24 PmDE -23 Dm number -3012986 Cat1 CD
Name2 207494 Cat2 SAO HD 146177 M HD
ADS BDS M ADS BDS N IDS IDS 16098S3022A
HIC 79706
 
 
16161-3037 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 161603.71-303718.6 Mag 9.4 Calc delta mag 1.29
Calc coord yes
CCDM
Ccdm 16161-3037 RComp Comp B Note1
Note2 Discov num I 1586 DRAs DDEs
R dRAs Year 1959 Theta 299 Rho 0.3
Obs 5 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 16098S3022B
HIC 79706