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Doubles in session


Current system
19496-5525
I 658
HD 186836


Nearby doubles
15' : 19488-5539
B 447

22' : 19501-5505
KPP 922

24' : 19473-5539
TDT1750

25' : 19472-5513
HDS2813

38' : 19526-5458
DUN 227

46' : 19548-5517
TDT1844

47' : 19444-5540
KPP 714

55' : 19560-5521
RST1052

56' : 19544-5603
B 453

58' : 19480-5622
TOK 335

59' : 19428-5529
HJ 5135

59' : 19562-5509
I 1040

62' : 19424-5530
TDT1658

65' : 19535-5430
RST3241

73' : 19421-5601
RST4045

91' : 19598-5552
KPP 449

92' : 20001-5508
B 458

92' : 19468-5357
RST3236

94' : 19437-5645
RST4046

95' : 19417-5420
UC 4010

98' : 19573-5414
I 659

98' : 19562-5406
HJ 5447

99' : 19550-5359
LDS 692

102' : 19598-5433
TDT1906

103' : 19524-5705
RST1049

103' : 19475-5344
RST3238



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.

19496-5525 I 658 (HD 186836)

 
 
19h 49m 37.33s -55° 25' 27.5" P.A. 131.00 sep 1.2 mag 9.16,10.06 Sp G5V dist. 59.99 pc (195.69 l.y.)
 
 
Coord 2000 19496-5525 Discov num I   658 Comp Coord arcsec 2000 19 49 37.33 -55 25 27.5
Date first 1909 Date last 2018 Obs 34
Pa first 260 Pa last 130.9 P.A. Now (θ) 130.9°
Sep first 0.6 Sep last 1.225 Sep. Now (ρ) 1.225"
Mag pri 9.16 Mag sec 10.06 delta mag (ΔM) 0.9 Spectral class G5V (yellow)
Pri motion ra -007 Sec motion ra -007
Pri motion dec +000 Sec motion dec +000
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 186836 Constellation Telescopium SAO 246282 HIP 97548
Tycho2 8779-00757-1 Gaia DR2 6641145034582749184 HD 186836 CP CP-55 9203
Distance 59.99 Distance ly 195.69
 
 
ORBITAL ELEMENTS
 
 
Period (P)416.8y Periastron (T)1895.4y Semi-major axis (a)1.098a
Eccentricity (e)0.474 Inclination (i)134° Longitude of periastron (ω)169.8°
Node (Ω)98.7° Notes ReferenceDoc2017i
Equinox2000 Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 140.2 1.086
2001 139.7 1.095
2002 139.2 1.103
2003 138.7 1.112
2004 138.1 1.120
2005 137.6 1.129
2006 137.1 1.137
2007 136.7 1.145
2008 136.2 1.153
2009 135.7 1.162
2010 135.2 1.170
2011 134.8 1.178
2012 134.3 1.186
2013 133.9 1.194
2014 133.4 1.201
2015 133.0 1.209
2016 132.5 1.217
2017 132.1 1.225
2018 131.7 1.232
2019 131.3 1.240
2020 130.9 1.247
2021 130.5 1.255
2022 130.1 1.262
2023 129.7 1.269
2024 129.3 1.276
2025 128.9 1.283
2026 128.5 1.291
2027 128.1 1.297
2028 127.7 1.304
2029 127.4 1.311
2030 127.0 1.318


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


 
  


wds19496-5525e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 19496-5525 I 658 (HD 186836) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Doc2017i orb - Docobo, J.A. & Campo, P. 2017IAUDS.193....1D
Doc2017i Inf. Circ. 193, 1, 2017
 
 
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
19496-5525 I 658 1991 29 148 1.0 9.16 10.06 G5V NOD 194937.33-552527.5
19496-5525 I 658 2009 30 135 1.2 9.16 10.06 G5V NOD 194937.33-552527.5
19496-5525 I 658 2015 31 133 1.2 9.16 10.06 G5V O 194937.33-552527.5
19496-5525 I 658 2018 33 131 1.2 9.16 10.06 G5V O 194937.33-552527.5

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

 
 
WDS 19496-5525 I 658 (HD 186836) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19496-5525 I 658 (HD 186836) : MEASURES
 
 
No records found.

 
 
WDS 19496-5525 (HD 186836) : VIRTUAL EYEPIECE
 
 

19496-5525 I 658A mag 9.16 Sp G5V 19496-5525 I 658B sep 1.0 P.A. 146.80 mag 10.06 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 19496-5525 (HD 186836) : ALADIN DSS IMAGE @ 19h 49m 37.33s -55° 25' 27.5"
 
 
 
 
WDS 19496-5525 I 658 (HD 186836) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19496-5525 I 658 distance=0' 19488-5539 B 447 distance=15' 19501-5505 KPP 922 distance=22' 19473-5539 TDT1750 distance=24' 19472-5513 HDS2813 distance=25' 19526-5458 DUN 227 distance=38' 19548-5517 TDT1844 distance=46' 19444-5540 KPP 714 distance=47' 19560-5521 RST1052 distance=55' 19544-5603 B 453 distance=56' 19480-5622 TOK 335 distance=58' 19428-5529 HJ 5135 distance=59' 19562-5509 I 1040 distance=59' 19424-5530 TDT1658 distance=62' 19535-5430 RST3241 distance=65' 19421-5601 RST4045 distance=73' 19598-5552 KPP 449 distance=91' 20002-5522 B 459BC distance=91' 20002-5522 I 1041A,BC distance=91' 20001-5508 B 458 distance=92' 19468-5357 RST3236 distance=92' 19437-5645 RST4046 distance=94' 19417-5420 UC 4010 distance=95' 19573-5414 I 659 distance=98' 19562-5406 HJ 5447 distance=98' 19550-5359 LDS 692 distance=99' 19598-5433 TDT1906 distance=102' 19524-5705 RST1049 distance=103' 19475-5344 RST3238 distance=103' 20002-5617 B 457 distance=103' 19506-5340 HJ 5146 distance=106' 20014-5601 B 460 distance=106' 19504-5339 DAW 24 distance=107' 19504-5715 B 449 distance=110' 19370-5505 B 441 distance=111' 19443-5714 RST1045 distance=118' 19446-5332 UC 4017 distance=122' 19585-5352 TDT1891 distance=122' 20040-5525 TDT1947 distance=123' 19368-5421 RST3229 distance=129' 20043-5603 UC 4075 distance=130' 20055-5504 UC 4082 distance=138' 19584-5725 DAW 25 distance=141' 20043-5635 LDS 699 distance=142' 19445-5741 RST1046 distance=143' 19376-5714 RST1042 distance=148' 20070-5501 UC 4088 distance=151' 19363-5708 RST1040 distance=152' 20068-5615 I 1412 distance=154' 20044-5400 B 462 distance=154' 19328-5627 HJ 5121 distance=154' 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 19496-5525 I 658 131 1.2
Show 19488-5539 B 447 251 3.6 15
Show 19501-5505 KPP 922 128 7.6 22
Show 19473-5539 TDT1750 300 2.0 24
Show 19472-5513 HDS2813 142 0.7 25
Show 19526-5458 DUN 227 148 23.0 38
Show 19548-5517 TDT1844 341 0.7 46
Show 19444-5540 KPP 714 228 6.3 47
Show 19560-5521 RST1052 262 1.4 55
Show 19544-5603 B 453 345 0.4 56
Show 19480-5622 TOK 335 333 102.0 58
Show 19428-5529 HJ 5135 176 12.4 59
Show 19562-5509 I 1040 202 1.9 59
Show 19424-5530 TDT1658 130 1.0 62
Show 19535-5430 RST3241 106 2.7 65
Show 19421-5601 RST4045 42 0.4 73
Show 19598-5552 KPP 449 77 5.0 91
Show 20002-5522 B 459 BC 223 0.3 91
Show 20002-5522 I 1041 A,BC 45 1.4 91
Show 20001-5508 B 458 81 0.6 92
Show 19468-5357 RST3236 272 0.5 92
Show 19437-5645 RST4046 81 0.3 94
Show 19417-5420 UC 4010 287 10.4 95
Show 19573-5414 I 659 152 1.1 98
Show 19562-5406 HJ 5447 266 11.3 98
Show 19550-5359 LDS 692 67 25.2 99
Show 19598-5433 TDT1906 256 0.4 102
Show 19524-5705 RST1049 328 0.9 103
Show 19475-5344 RST3238 145 0.6 103
Show 20002-5617 B 457 283 4.8 103
Show 19506-5340 HJ 5146 284 8.3 106
Show 20014-5601 B 460 54 0.5 106
Show 19504-5339 DAW 24 180 5.3 107
Show 19504-5715 B 449 91 1.0 110
Show 19370-5505 B 441 280 0.4 111
Show 19443-5714 RST1045 358 4.0 118
Show 19446-5332 UC 4017 125 8.0 122
Show 19585-5352 TDT1891 206 2.1 122
Show 20040-5525 TDT1947 273 1.6 123
Show 19368-5421 RST3229 30 2.6 129
Show 20043-5603 UC 4075 170 12.4 130
Show 20055-5504 UC 4082 122 25.4 138
Show 19584-5725 DAW 25 220 3.2 141
Show 20043-5635 LDS 699 304 8.1 142
Show 19445-5741 RST1046 211 3.1 143
Show 19376-5714 RST1042 6 2.2 148
Show 20070-5501 UC 4088 273 33.4 151
Show 19363-5708 RST1040 43 2.6 152
Show 20068-5615 I 1412 127 6.8 154
Show 20044-5400 B 462 23 1.8 154
Show 19328-5627 HJ 5121 283 14.6 154

 
 
WDS 19496-5525 : COMPONENTS
 
 
  A
B pa=146.8°
sep=0.96"
 
 
19496-5525 A
 
 
Componente originario normalizzato AB Name HD 186836 Coord arcsec 2000 194937.33-552527.5 Mag 9.16
Spectral class G5V (yellow) PmRA -7.00 PmDE 0.0 SAO 246282
HIP 97548 Tycho2 8779-00757-1 HD 186836 CP CP-55 9203
Tycho2
Tycho2 8779-00757-1 Pflag P RAmdeg 297.40552834 DEmdeg -55.42430064
PmRA -7.4 PmDE 0.4 E RAmdeg 9 E DEmdeg 10
E pmRA 2.1 E pmDE 2.0 EpRAm 1991.27 EpDEm 1991.01
Num 7 Q RAmdeg 1.1 Q DEmdeg 0.8 Q pmRA 1.1
Q pmDE 0.8 BTmag 9.831 E BTmag 0.021 VTmag 9.157
E VTmag 0.015 Prox 10 TYC T HIP 97548
CCDM A RAdeg 297.40551306 DEdeg -55.42426083 EpRA 1990 1.73
EpDE 1990 1.62 E RAdeg 8.8 E DEdeg 10.2 Posflg D
Corr -0.1
SAO
SAO 246282 DelFlag RA1950 PmRA1950 -0.0019
DE1950 PmDE1950 -0.005 Vmag 8.7 SpType G5
Double code Source 42 CatNum 7805 DM CP-55 9203
DMcomp BDsup HD 186836 M HD 0
GC RA1950rad 5.17322591 DE1950rad -0.96953599 PmRA2000 -0.0024
PmDE2000 -0.009
Hipparcos
Catalog H HIP 97548 Proxy H RAhms 19 49 37.32
DEdms -55 25 27.3 Vmag 8.69 VarFlag R Vmag H
RAdeg 297.406 DEdeg -55.4243 AstroRef A Plx 16.1
CCDM 19496-5525 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 147 Rho 1.045 HD 186836 BD
CD CP CP-55 9203 Dm number -55 9203 VIred 0.71
SpType G5V R SpType Coord arcsec 2000 194937.32-552527.3
Hipparcos 2
HIP 97548 Sn 15 So 3 Nc 2
RArad 5.1907053547 DErad -0.967335819 Plx 16.67 PmRA -12.19
PmDE -4.7 E RArad 1.06 E DErad 0.94 E Plx 1.47
E pmRA 1.56 E pmDE 1.5 Hpmag 8.8263 E Hpmag 0.0018
SHp 0.02 VA 0 BV 0.651 E BV 0.017
VI 0.71
CCDM
Ccdm 19496-5525 RComp Comp A Note1
Note2 Discov num DRAs 1.29 DDEs -27.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp G5 PmNote *
PmRA -16 PmDE -5 Dm number -55 9203 Cat1 CPD
Name2 246282 Cat2 SAO HD 186836 M HD
ADS BDS M ADS BDS N IDS IDS 19415S5540A
HIC 97548
 
 
19496-5525 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194937.39-552528.3 Mag 10.06 PmRA -7.00
PmDE 0.0 Tycho2 8779-00757-2 Calc delta mag 0.9 Calc coord yes
Tycho2
Tycho2 8779-00757-2 Pflag P RAmdeg 297.40552834 DEmdeg -55.42430064
PmRA -7.4 PmDE 0.4 E RAmdeg 9 E DEmdeg 10
E pmRA 2.1 E pmDE 2.0 EpRAm 1991.27 EpDEm 1991.01
Num 7 Q RAmdeg 1.1 Q DEmdeg 0.8 Q pmRA 1.1
Q pmDE 0.8 BTmag 10.959 E BTmag 0.042 VTmag 10.060
E VTmag 0.028 Prox 10 TYC HIP 97548
CCDM B RAdeg 297.40577056 DEdeg -55.42449111 EpRA 1990 1.73
EpDE 1990 1.62 E RAdeg 19.1 E DEdeg 22.3 Posflg D
Corr -0.1
CCDM
Ccdm 19496-5525 RComp Comp B Note1 *
Note2 Discov num I 658 DRAs DDEs
R dRAs Year 1959 Theta 179 Rho 0.6
Obs 14 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19415S5540B
HIC 97548