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Doubles in session


Current system
15465+1957
COU 66


Nearby doubles
33' : 15485+2015
DBR 320

33' : 15450+1933
CBL 495

40' : 15482+1925
COU 193

48' : 15433+1954
HJ 2790

53' : 15468+1905
A 2077

60' : 15456+1859
SLW1135

68' : 15474+1851
COU 192AB

73' : 15416+1940
HU 580AB

75' : 15506+1909
SLW1142

78' : 15509+1911
A 2078

79' : 15428+1859
GWP2547

80' : 15521+2015
HJ 2794AB

87' : 15432+1846
LDS4587

89' : 15424+1852
GWP2546

90' : 15529+2000
HU 747

96' : 15503+2117
SHN 205

99' : 15532+1931
HJ 2796

104' : 15410+2105
GRV 910

108' : 15540+1936
COU 67

108' : 15501+1822
CVR 172

111' : 15419+1828
DRS 17AB

113' : 15388+1934
CVR 798

113' : 15440+1810
SHN 33

116' : 15405+1840
A 2076

122' : 15404+2123
HU 579

124' : 15398+2117
AG 197



Selections
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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.

15465+1957 COU 66

 
 
15h 46m 32.45s +19° 57' 14.4" P.A. 47.00 sep 0.4 mag 10.94,11.20 Sp K8 dist. 49.02 pc (159.9 l.y.)
 
 
Coord 2000 15465+1957 Discov num COU  66 Comp Coord arcsec 2000 15 46 32.45 +19 57 14.4
Date first 1965 Date last 2022 Obs 39
Pa first 164 Pa last 47.1 P.A. Now (θ) 67.4°
Sep first 0.9 Sep last 0.425 Sep. Now (ρ) 0.468"
Mag pri 10.94 Mag sec 11.20 delta mag (ΔM) 0.26 Spectral class K8 (yellow-orange)
Pri motion ra -163 Sec motion ra
Pri motion dec +143 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Serpens HIP 77269 Distance 49.02 Distance ly 159.9
 
 
ORBITAL ELEMENTS
 
 
Period (P)143.2y± 3.3 Periastron (T)2031.3y± 3.8 Semi-major axis (a)0.727a± 0.011
Eccentricity (e)0.497± 0.019 Inclination (i)147°± 0.4 Longitude of periastron (ω)25.5°± 4
Node (Ω)12°± 5.1 Notes ReferenceKsr2021
Equinox Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 122.4 0.706
2001 120.5 0.692
2002 118.4 0.678
2003 116.2 0.664
2004 114.0 0.650
2005 111.7 0.636
2006 109.2 0.622
2007 106.7 0.608
2008 104.0 0.594
2009 101.2 0.580
2010 98.2 0.566
2011 95.2 0.553
2012 91.9 0.540
2013 88.5 0.527
2014 84.9 0.514
2015 81.2 0.502
2016 77.3 0.490
2017 73.1 0.479
2018 68.8 0.468
2019 64.3 0.457
2020 59.6 0.448
2021 54.7 0.438
2022 49.5 0.429
2023 44.2 0.420
2024 38.6 0.412
2025 32.8 0.404
2026 26.7 0.396
2027 20.4 0.388
2028 13.9 0.380
2029 7.0 0.372
2030 359.9 0.365
2031 352.5 0.357
2032 344.8 0.351
2033 336.8 0.346
2034 328.7 0.343
2035 320.4 0.342
2036 312.2 0.344
2037 304.1 0.348
2038 296.3 0.356
2039 288.8 0.366
2040 281.8 0.379
2041 275.3 0.393
2042 269.3 0.410
2043 263.8 0.428
2044 258.8 0.448
2045 254.2 0.468
2046 250.0 0.489
2047 246.1 0.510
2048 242.5 0.531
2049 239.2 0.553
2050 236.2 0.574


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds15465%2B1957b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS 15465+1957 COU 66 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
KSR2021 orb - Kisser, A.E. & Krechet, V.G. 2021AstL...47..754K
KSR2021 Ast. Lett. 47, 754, 2021
 
 
DISCOVERER
 
 
discov author
COU Couteau, P.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
15465+1957 COU 66 2000 27 119 0.9 10.94 11.20 K8 O 154632.45+195714.4
15465+1957 COU 66 2007 28 106 0.6 10.94 11.20 K8 OD 154632.45+195714.4
15465+1957 COU 66 2010 29 96 0.6 10.94 11.20 K8 OD 154632.45+195714.4
15465+1957 COU 66 2012 34 92 0.5 10.94 11.20 K8 O 154632.45+195714.4
15465+1957 COU 66 2018 35 67 0.5 10.94 11.20 K8 O 154632.45+195714.4
15465+1957 COU 66 2022 38 47 0.4 10.94 11.20 K8 O 154632.45+195714.4

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

 
 
WDS 15465+1957 COU 66 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15465+1957 COU 66 : MEASURES
 
 
No records found.

 
 
WDS 15465+1957 : VIRTUAL EYEPIECE
 
 

15465+1957 COU 66A mag 10.94 Sp K8 15465+1957 COU 66B sep 0.4 P.A. 47.10 mag 11.2 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 15465+1957 : ALADIN DSS IMAGE @ 15h 46m 32.45s +19° 57' 14.4"
 
 
 
 
WDS 15465+1957 COU 66 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15465+1957 COU 66 distance=0' 15485+2015 DBR 320 distance=33' 15450+1933 CBL 495 distance=33' 15482+1925 COU 193 distance=40' 15433+1954 HJ 2790 distance=48' 15468+1905 A 2077 distance=53' 15456+1859 SLW1135 distance=60' 15474+1851 COU 192AB distance=68' 15474+1851 GII 223Aa,Ab distance=68' 15416+1940 HU 580AB distance=73' 15416+1940 BU 1451AB,C distance=73' 15416+1940 BU 1451AB,D distance=73' 15506+1909 SLW1142 distance=75' 15509+1911 A 2078 distance=78' 15428+1859 GWP2547 distance=79' 15521+2015 HJ 2794AB distance=80' 15521+2015 HJ 2794AC distance=80' 15432+1846 LDS4587 distance=87' 15424+1852 GWP2546 distance=89' 15529+2000 HU 747 distance=90' 15503+2117 SHN 205 distance=96' 15532+1931 HJ 2796 distance=99' 15410+2105 GRV 910 distance=104' 15540+1936 COU 67 distance=108' 15501+1822 CVR 172 distance=108' 15419+1828 DRS 17AB distance=111' 15419+1828 TOK 302AC distance=111' 15388+1934 CVR 798 distance=113' 15440+1810 SHN 33 distance=113' 15405+1840 A 2076 distance=116' 15404+2123 HU 579 distance=122' 15398+2117 AG 197 distance=124' 15445+1756 NSN 670 distance=125' 15378+1939 GWP2538 distance=125' 15384+2048 SLW1121 distance=126' 15488+1751 LDS 979 distance=131' 15560+2013 YSC 224 distance=135' 15382+2111 KPP3962 distance=139' 15376+2110 HU 578 distance=145' 15570+2002 HJ 2799 distance=147' 15440+2220 COU 106 distance=148' 15406+2205 WIS 291 distance=153' 15507+2229 STF1979 distance=162' 15525+1738 CVR1652 distance=163' 15447+1716 CHR 49AB distance=164' 15519+1732 BPM 641 distance=164' 15350+2035 CBL 491 distance=168' 15368+1820 LDS4571 distance=168' 15578+2054 A 1370 distance=168' 15444+2244 POU3201 distance=170' 15496+2244 POU3205 distance=173' 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 15465+1957 COU 66 47 0.4 0
Show 15485+2015 DBR 320 232 2.1 33
Show 15450+1933 CBL 495 164 15.2 33
Show 15482+1925 COU 193 285 0.6 40
Show 15433+1954 HJ 2790 164 11.9 48
Show 15468+1905 A 2077 223 0.6 53
Show 15456+1859 SLW1135 288 11.6 60
Show 15474+1851 COU 192 AB 189 1.2 68
Show 15474+1851 GII 223 Aa,Ab 164 0.1 68
Show 15416+1940 HU 580 AB 64 0.2 73
Show 15416+1940 BU 1451 AB,C 353 145.0 73
Show 15416+1940 BU 1451 AB,D 109 152.8 73
Show 15506+1909 SLW1142 236 26.4 75
Show 15509+1911 A 2078 165 1.1 78
Show 15428+1859 GWP2547 235 83.7 79
Show 15521+2015 HJ 2794 AB 144 23.2 80
Show 15521+2015 HJ 2794 AC 9 23.3 80
Show 15432+1846 LDS4587 217 8.5 87
Show 15424+1852 GWP2546 232 899.3 89
Show 15529+2000 HU 747 110 2.5 90
Show 15503+2117 SHN 205 -1 0.6 96
Show 15532+1931 HJ 2796 148 27.8 99
Show 15410+2105 GRV 910 250 7.5 104
Show 15540+1936 COU 67 218 1.6 108
Show 15501+1822 CVR 172 139 54.5 108
Show 15419+1828 DRS 17 AB 88 2.4 111
Show 15419+1828 TOK 302 AC 274 249.2 111
Show 15388+1934 CVR 798 154 10.3 113
Show 15440+1810 SHN 33 335 0.2 113
Show 15405+1840 A 2076 186 0.8 116
Show 15404+2123 HU 579 136 0.7 122
Show 15398+2117 AG 197 126 3.1 124
Show 15445+1756 NSN 670 176 0.8 125
Show 15378+1939 GWP2538 350 74.1 125
Show 15384+2048 SLW1121 144 46.7 126
Show 15488+1751 LDS 979 258 29.2 131
Show 15560+2013 YSC 224 310 0.1 135
Show 15382+2111 KPP3962 32 14.6 139
Show 15376+2110 HU 578 136 1.2 145
Show 15570+2002 HJ 2799 315 15.0 147
Show 15440+2220 COU 106 277 0.3 148
Show 15406+2205 WIS 291 342 28.7 153
Show 15507+2229 STF1979 246 9.3 162
Show 15525+1738 CVR1652 307 4.5 163
Show 15447+1716 CHR 49 AB 98 0.1 164
Show 15519+1732 BPM 641 121 86.0 164
Show 15350+2035 CBL 491 110 7.4 168
Show 15368+1820 LDS4571 102 34.6 168
Show 15578+2054 A 1370 51 0.2 168
Show 15444+2244 POU3201 290 4.9 170
Show 15496+2244 POU3205 334 8.3 173

 
 
WDS 15465+1957 : COMPONENTS
 
 
  A
B pa=47.1°
sep=0.43"
 
 
15465+1957 A
 
 
Coord arcsec 2000 154632.45+195714.4 Mag 10.94 Spectral class K8 (yellow-orange) PmRA -163.00
PmDE 143.0 HIP 77269
Hipparcos
Catalog H HIP 77269 Proxy H RAhms 15 46 32.45
DEdms +19 57 14.4 Vmag 10.31 VarFlag R Vmag H
RAdeg 236.635 DEdeg 19.954 AstroRef A Plx 21.28
CCDM -126.22 N CCDM M Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 137 Rho 0.823 HD BD
CD CP Dm number VIred 2.59
SpType K8 R SpType Coord arcsec 2000 154632.45+195714.4
Hipparcos 2
HIP 77269 Sn 15 So 3 Nc 2
RArad 4.1300636298 DErad 0.3482628092 Plx 20.4 PmRA -131.15
PmDE 123.98 E RArad 2.38 E DErad 3.64 E Plx 2.66
E pmRA 3.47 E pmDE 5.46 Hpmag E Hpmag 0.0055
SHp 0.031 VA 0 BV 1.594 E BV 0.197
VI 2.59
CCDM
Ccdm 15465+1957 RComp Comp A Note1
Note2 Discov num DRAs 2.37 DDEs 15.6
R dRAs 65 Year Theta Rho
Obs 2 Vmag 9.7 Sp PmNote *
PmRA -136 PmDE 146 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 15421N2016A
HIC 77269
 
 
15465+1957 B
 
 
Coord arcsec 2000 154632.47+195714.7 Mag 11.2 Delta magnitude 0.26 Coordinate calculated yes
CCDM
Ccdm 15465+1957 RComp Comp B Note1
Note2 Discov num COU 66 DRAs DDEs
R dRAs Year 1965 Theta 164 Rho 0.9
Obs 1 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 15421N2016B
HIC 77269