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Doubles in session


Current system
19043-2132
H N 126
HD 177166


Nearby doubles
14' : 19050-2121
ARA1561

14' : 19047-2144
SEE 369

21' : 19039-2152
ARA1908

32' : 19065-2141
A 3085AB

36' : 19040-2207
ARA1909

39' : 19028-2204
ARA1907

44' : 19074-2137
A 2265

44' : 19061-2056
J 1840

47' : 19076-2144
ARA1563

47' : 19049-2046
ARA1166

48' : 19014-2156
ARA1906

49' : 19052-2218
DON 947

50' : 19062-2214
ARA1911

57' : 19066-2219
ARA1913

60' : 19020-2043
J 1755

60' : 19021-2041
AAQ 10

62' : 19042-2234
I 641

63' : 19000-2145
ARA1560

68' : 18598-2111
BRT1545

69' : 18596-2150
B 2466

70' : 19007-2220
ARA1905

72' : 19037-2243
DON 945

72' : 19000-2054
DON 938

74' : 18592-2114
RST5127AB

74' : 18593-2155
TDT1169

75' : 19050-2018
BRT1546



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.

19043-2132 H N 126 (HD 177166)

 
 
19h 04m 20.28s -21° 31' 53.7" P.A. 183.00 sep 1.3 mag 7.87,8.06 Sp F8V dist. 56.37 pc (183.88 l.y.)
 
 
Coord 2000 19043-2132 Discov num H N 126 Comp Coord arcsec 2000 19 04 20.28 -21 31 53.7
Date first 1873 Date last 2019 Obs 115
Pa first 40 Pa last 182.5 P.A. Now (θ) 182.5°
Sep first 1.0 Sep last 1.29 Sep. Now (ρ) 1.29"
Mag pri 7.87 Mag sec 8.06 delta mag (ΔM) 0.19 Spectral class F8V (yellow-white)
Pri motion ra +069 Sec motion ra +069
Pri motion dec -041 Sec motion dec -041
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 177166 Constellation Sagittarius SAO 187634 HIP 93661
Tycho2 6295-01800-1 Gaia DR2 4081665892816012288 HD 177166 GC 26214
ADS 11989 BD BD-21 5233 Distance 56.37 Distance ly 183.88
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier19043-2132
coord_arcsec_2000190420.28-213153.7
Period (P)502.4462y± 153.062 Periastron (T)1899.245y± 4.961 Semi-major axis (a)1.5812a± 0.37083
Eccentricity (e)0.58771± 0.05546 Inclination (i)128.551°± 4.939 Longitude of periastron (ω)112.445°± 11.706
Node (Ω)72.483°± 4.166 Notes ReferenceIzm2019
Equinox Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 193.4 1.237
2001 192.8 1.239
2002 192.2 1.242
2003 191.6 1.245
2004 191.0 1.247
2005 190.4 1.250
2006 189.9 1.252
2007 189.3 1.255
2008 188.7 1.258
2009 188.1 1.260
2010 187.6 1.263
2011 187.0 1.265
2012 186.5 1.268
2013 185.9 1.271
2014 185.3 1.274
2015 184.8 1.276
2016 184.2 1.279
2017 183.7 1.282
2018 183.1 1.284
2019 182.6 1.287
2020 182.0 1.290
2021 181.5 1.293
2022 181.0 1.296
2023 180.4 1.298
2024 179.9 1.301
2025 179.4 1.304
2026 178.8 1.307
2027 178.3 1.310
2028 177.8 1.313
2029 177.2 1.316
2030 176.7 1.319


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


 
  


wds19043-2132b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 19043-2132 H N 126 (HD 177166) : 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
19043-2132 H N 126 2007 103 189 1.2 7.87 8.06 F8V NOD 190420.28-213153.7
19043-2132 H N 126 2009 104 188 1.3 7.87 8.06 F8V NOD 190420.28-213153.7
19043-2132 H N 126 2013 106 187 1.3 7.87 8.06 F8V NO 190420.28-213153.7
19043-2132 H N 126 2014 110 186 1.3 7.87 8.06 F8V O 190420.28-213153.7
19043-2132 H N 126 2016 112 186 1.4 7.87 8.06 F8V O 190420.28-213153.7
19043-2132 H N 126 2019 114 183 1.3 7.87 8.06 F8V O 190420.28-213153.7

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

 
 
WDS 19043-2132 H N 126 (HD 177166) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19043-2132 H N 126 (HD 177166) : MEASURES
 
 
No records found.

 
 
WDS 19043-2132 (HD 177166) : VIRTUAL EYEPIECE
 
 

19043-2132 H N 126A mag 7.87 Sp F8V 19043-2132 H N 126B sep 1.3 P.A. 182.30 mag 8.06 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 19043-2132 (HD 177166) : ALADIN DSS IMAGE @ 19h 04m 20.28s -21° 31' 53.7"
 
 
 
 
WDS 19043-2132 H N 126 (HD 177166) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19043-2132 H N 126 distance=0' 19050-2121 ARA1561 distance=14' 19047-2144 SEE 369 distance=14' 19039-2152 ARA1908 distance=21' 19065-2141 A 3085AB distance=32' 19065-2141 A 3085AB,C distance=32' 19040-2207 ARA1909 distance=36' 19028-2204 ARA1907 distance=39' 19074-2137 A 2265 distance=44' 19061-2056 J 1840 distance=44' 19076-2144 ARA1563 distance=47' 19049-2046 ARA1166 distance=47' 19014-2156 ARA1906 distance=48' 19052-2218 DON 947 distance=49' 19062-2214 ARA1911 distance=50' 19066-2219 ARA1913 distance=57' 19020-2043 J 1755 distance=60' 19021-2041 AAQ 10 distance=60' 19042-2234 I 641 distance=62' 19000-2145 ARA1560 distance=63' 18598-2111 BRT1545 distance=68' 18596-2150 B 2466 distance=69' 19007-2220 ARA1905 distance=70' 19037-2243 DON 945 distance=72' 19000-2054 DON 938 distance=72' 18592-2114 HDS2693Aa,Ab distance=74' 18592-2114 RST5127AB distance=74' 18593-2155 TDT1169 distance=74' 19050-2018 BRT1546 distance=75' 19097-2128 B 2471 distance=75' 19042-2247 DON 946 distance=76' 18590-2115 KPP4133 distance=76' 18588-2139 ARA1558 distance=79' 19007-2030 ARA1165 distance=81' 19065-2247 ARA1912 distance=81' 19098-2101 FIN 311AB (Albaldah) distance=82' 19098-2101 FIN 311AB,C distance=82' 19042-2254 H N 129 distance=82' 18590-2059 OL 145 distance=84' 19104-2118 ARA1564 distance=86' 18580-2145 B 2870 distance=90' 19098-2222 KPP1411 distance=91' 19111-2154 DON 953 distance=98' 19087-2016 ARA1168 distance=98' 19017-2001 DYL 31 distance=99' 19060-1955 DYL 43AB distance=100' 19060-1955 DYL 43AC distance=100' 19070-1959 HJ 2853 distance=101' 19079-2259 ARA2256 distance=101' 19026-2309 DON 940 distance=101' 19116-2134 TDT1288 distance=102' 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 19043-2132 H N 126 183 1.3
Show 19050-2121 ARA1561 214 8.4 14
Show 19047-2144 SEE 369 252 38.4 14
Show 19039-2152 ARA1908 271 11.5 21
Show 19065-2141 A 3085 AB 279 0.2 32
Show 19065-2141 A 3085 AB,C 309 16.2 32
Show 19040-2207 ARA1909 110 6.0 36
Show 19028-2204 ARA1907 333 7.5 39
Show 19074-2137 A 2265 72 2.6 44
Show 19061-2056 J 1840 116 10.2 44
Show 19076-2144 ARA1563 3 13.4 47
Show 19049-2046 ARA1166 20 10.6 47
Show 19014-2156 ARA1906 334 14.2 48
Show 19052-2218 DON 947 140 4.3 49
Show 19062-2214 ARA1911 338 13.1 50
Show 19066-2219 ARA1913 299 12.7 57
Show 19020-2043 J 1755 95 3.9 60
Show 19021-2041 AAQ 10 90 4.6 60
Show 19042-2234 I 641 145 4.4 62
Show 19000-2145 ARA1560 246 6.8 63
Show 18598-2111 BRT1545 135 5.1 68
Show 18596-2150 B 2466 272 10.0 69
Show 19007-2220 ARA1905 42 9.9 70
Show 19037-2243 DON 945 239 1.0 72
Show 19000-2054 DON 938 234 1.4 72
Show 18592-2114 HDS2693 Aa,Ab 160 0.3 74
Show 18592-2114 RST5127 AB 189 3.2 74
Show 18593-2155 TDT1169 216 1.7 74
Show 19050-2018 BRT1546 264 3.7 75
Show 19097-2128 B 2471 5 7.0 75
Show 19042-2247 DON 946 189 0.8 76
Show 18590-2115 KPP4133 24 1.8 76
Show 18588-2139 ARA1558 137 6.3 79
Show 19007-2030 ARA1165 288 12.1 81
Show 19065-2247 ARA1912 77 8.4 81
Show Albaldah 19098-2101 FIN 311 AB 179 0.1 82
Show 19098-2101 FIN 311 AB,C 136 0.3 82
Show 19042-2254 H N 129 309 8.3 82
Show 18590-2059 OL 145 184 4.2 84
Show 19104-2118 ARA1564 146 15.1 86
Show 18580-2145 B 2870 263 6.0 90
Show 19098-2222 KPP1411 104 10.6 91
Show 19111-2154 DON 953 88 5.9 98
Show 19087-2016 ARA1168 334 7.7 98
Show 19017-2001 DYL 31 267 17.7 99
Show 19060-1955 DYL 43 AB 186 12.8 100
Show 19060-1955 DYL 43 AC 32 10.9 100
Show 19070-1959 HJ 2853 85 14.7 101
Show 19079-2259 ARA2256 2 7.9 101
Show 19026-2309 DON 940 334 2.2 101
Show 19116-2134 TDT1288 66 0.6 102

 
 
WDS 19043-2132 : COMPONENTS
 
 
  A
B pa=182.3°
sep=1.29"
 
 
19043-2132 A
 
 
Componente originario normalizzato AB Name HD 177166 Coord arcsec 2000 190420.28-213153.7 Mag 7.87
Spectral class F8V (yellow-white) PmRA 69.00 PmDE -41.0 SAO 187634
HIP 93661 Tycho2 6295-01800-1 HD 177166 GC 26214
ADS 11989 BD BD-21 5233
Tycho2
Tycho2 6295-01800-1 Pflag P RAmdeg 286.08450882 DEmdeg -21.53158654
PmRA 69.3 PmDE -40.8 E RAmdeg 5 E DEmdeg 7
E pmRA 2.8 E pmDE 2.7 EpRAm 1991.75 EpDEm 1991.52
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 8.415 E BTmag 0.017 VTmag 7.865
E VTmag 0.012 Prox 12 TYC T HIP 93661
CCDM A RAdeg 286.08438611 DEdeg -21.53136583 EpRA 1990 1.81
EpDE 1990 1.64 E RAdeg 5.1 E DEdeg 6.5 Posflg D
Corr -0.1
SAO
SAO 187634 DelFlag RA1950 PmRA1950 0.0057
DE1950 PmDE1950 -0.047 Vmag 6.9 SpType G0
Double code Source 70 CatNum 26214 DM BD-21 5233
DMcomp BDsup HD 177166 M HD 0
GC 26214 RA1950rad 4.98006964 DE1950rad -0.37710363 PmRA2000 0.0057
PmDE2000 -0.047
Hipparcos
Catalog H HIP 93661 Proxy H RAhms 19 04 20.25
DEdms -21 31 52.9 Vmag 7.18 VarFlag R Vmag G
RAdeg 286.084 DEdeg -21.5314 AstroRef A Plx 18.45
CCDM 19043-2132 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 199 Rho 1.227 HD 177166 BD BD-21 5233
CD CP Dm number -21 5233 VIred 0.62
SpType F8V R SpType Coord arcsec 2000 190420.25-213152.9
Hipparcos 2
HIP 93661 Sn 15 So 3 Nc 2
RArad 4.9931142695 DErad -0.3757931185 Plx 17.74 PmRA 63.8
PmDE -41.62 E RArad 1.2 E DErad 0.58 E Plx 0.95
E pmRA 1.78 E pmDE 0.88 Hpmag 7.2747 E Hpmag 0.001
SHp 0.009 VA 0 BV 0.551 E BV 0.003
VI 0.62
CCDM
Ccdm 19043-2132 RComp Comp A Note1
Note2 Discov num DRAs 2.36 DDEs 6.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.5 Sp G0 PmNote *
PmRA 82 PmDE -45 Dm number -21 5233 Cat1 BD
Name2 187634 Cat2 SAO HD 177166 M HD
ADS BDS A11989 M ADS BDS N IDS IDS 18584S2141A
HIC 93661
 
 
19043-2132 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 190420.28-213155.0 Mag 8.06 PmRA 69.00
PmDE -41.0 HIP 93661 Tycho2 6295-01800-2 Calc delta mag 0.19
Calc coord yes
Tycho2
Tycho2 6295-01800-2 Pflag P RAmdeg 286.08450882 DEmdeg -21.53158654
PmRA 69.3 PmDE -40.8 E RAmdeg 5 E DEmdeg 7
E pmRA 2.8 E pmDE 2.7 EpRAm 1991.75 EpDEm 1991.52
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.9
Q pmDE 1.1 BTmag 8.673 E BTmag 0.017 VTmag 8.057
E VTmag 0.013 Prox 12 TYC HIP 93661
CCDM B RAdeg 286.08426750 DEdeg -21.53168250 EpRA 1990 1.81
EpDE 1990 1.63 E RAdeg 5.8 E DEdeg 7.4 Posflg D
Corr -0.1
Hipparcos
Catalog H HIP 93661 Proxy H RAhms 19 04 20.25
DEdms -21 31 52.9 Vmag 7.18 VarFlag R Vmag G
RAdeg 286.084 DEdeg -21.5314 AstroRef A Plx 18.45
CCDM 19043-2132 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 199 Rho 1.227 HD 177166 BD BD-21 5233
CD CP Dm number -21 5233 VIred 0.62
SpType F8V R SpType Coord arcsec 2000 190420.25-213152.9
Hipparcos 2
HIP 93661 Sn 15 So 3 Nc 2
RArad 4.9931142695 DErad -0.3757931185 Plx 17.74 PmRA 63.8
PmDE -41.62 E RArad 1.2 E DErad 0.58 E Plx 0.95
E pmRA 1.78 E pmDE 0.88 Hpmag 7.2747 E Hpmag 0.001
SHp 0.009 VA 0 BV 0.551 E BV 0.003
VI 0.62
CCDM
Ccdm 19043-2132 RComp Comp B Note1 *
Note2 Discov num H 126 DRAs DDEs
R dRAs Year 1879 Theta Rho
Obs 99 Vmag 7.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11989 M ADS BDS N N IDS IDS 18584S2141B
HIC 93661