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Doubles in session


Current system
10038-0823
HDS 1454
HD 87273


Nearby doubles
15' : 10031-0832
DAM1970

19' : 10027-0830
HDS1449

20' : 10025-0827
DAM1948

30' : 10036-0852
GWP1280

56' : 10025-0915
RST3674

67' : 10083-0812
XMI 95

72' : 10077-0905
RST3681

72' : 10086-0807
XMI 96

74' : 10004-0731
RST3673

78' : 10075-0918
TDS7036

79' : 10077-0916
GWP1298

80' : 10078-0917
DAM2029

86' : 10032-0658
GWP1277

88' : 10090-0741
GWP1302

91' : 10023-0951
HJ 826

94' : 10101-0824
CHR 177

100' : 10103-0848
UC 1889

102' : 10010-0651
GWP1270

107' : 10075-0955
RST3680

108' : 10063-1005
HJ 829

114' : 10087-0951
GWP1301

115' : 10002-0642
A 555

116' : 10077-0644
GWP1297

117' : 09571-0923
A 1345

120' : 10018-1019
UC 1865

123' : 10063-0626
GWP1289



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.

10038-0823 HDS 1454 (HD 87273)

 
 
10h 03m 49.96s -08° 23' 08.7" P.A. 24.00 sep 0.1 mag 9.66,9.84 Sp F5 dist. 129.37 pc (422 l.y.)
 
 
Coord 2000 10038-0823 Discov num HDS1454 Comp Coord arcsec 2000 10 03 49.96 -08 23 08.7
Date first 1991 Date last 2021 Obs 9
Pa first 20 Pa last 23.7 P.A. Now (θ) 23.7°
Sep first 0.1 Sep last 0.11 Sep. Now (ρ) 0.11"
Mag pri 9.66 Mag sec 9.84 delta mag (ΔM) 0.18 Spectral class F5 (yellow-white)
Pri motion ra -011 Sec motion ra
Pri motion dec -007 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 87273 Constellation Sextans SAO 137328 HIP 49305
Tycho2 5476-00830-1 Gaia DR2 3772130481697461504 HD 87273 BD BD-07 2948
Distance 129.37 Distance ly 422
 
 
ORBITAL ELEMENTS
 
 
Period (P)32.74y Periastron (T)2010.6y Semi-major axis (a)0.087a
Eccentricity (e)0.7 Inclination (i)124.8° Longitude of periastron (ω)334.6°
Node (Ω)177.9° Notes ReferenceTok2020e
Equinox Last observation2019 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 2.9 0.134
2001 0.9 0.129
2002 358.8 0.123
2003 356.5 0.116
2004 353.7 0.107
2005 350.5 0.097
2006 346.4 0.084
2007 340.6 0.069
2008 331.1 0.051
2009 309.9 0.031
2010 239.5 0.019
2011 173.4 0.028
2012 133.1 0.030
2013 97.7 0.034
2014 73.4 0.042
2015 58.4 0.053
2016 48.5 0.065
2017 41.5 0.075
2018 36.3 0.086
2019 32.1 0.095
2020 28.7 0.103
2021 25.7 0.111
2022 23.1 0.118
2023 20.8 0.124
2024 18.7 0.129
2025 16.7 0.133
2026 14.8 0.136
2027 13.0 0.138
2028 11.3 0.140
2029 9.5 0.140
2030 7.8 0.140


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


 
  


wds10038-0823b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 10038-0823 HDS 1454 (HD 87273) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2020e St j Tokovinin, A., Mason, B.D., Mendez, R.A., Costa, E. & Horch, E.P. 2020AJ....160....7T
Tok2020e +orb AJ 160, 7, 2020
 
 
DISCOVERER
 
 
idgroup discov author
1 HDS Hipparcos Double Star (from additional DD list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10038-0823 HDS1454 1991 1 20 0.1 9.66 9.84 F5 100349.96-082308.7
10038-0823 HDS1454 2017 5 40 0.1 9.66 9.84 F5 100349.96-082308.7
10038-0823 HDS1454 2018 6 36 0.1 9.66 9.84 F5 100349.96-082308.7
10038-0823 HDS1454 2019 7 31 0.1 9.66 9.84 F5 100349.96-082308.7
10038-0823 HDS1454 2020 8 27 0.1 9.66 9.84 F5 O 100349.96-082308.7
10038-0823 HDS1454 2021 9 24 0.1 9.66 9.84 F5 O 100349.96-082308.7

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

 
 
WDS 10038-0823 HDS 1454 (HD 87273) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10038-0823 HDS 1454 (HD 87273) : MEASURES
 
 
No records found.

 
 
WDS 10038-0823 (HD 87273) : VIRTUAL EYEPIECE
 
 

10038-0823 HDS1454A mag 9.66 Sp F5 10038-0823 HDS1454B sep 0.1 P.A. 23.50 mag 9.84 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 10038-0823 (HD 87273) : ALADIN DSS IMAGE @ 10h 03m 49.96s -08° 23' 08.7"
 
 
 
 
WDS 10038-0823 HDS 1454 (HD 87273) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10038-0823 HDS1454 distance=0' 10031-0832 DAM1970 distance=15' 10027-0830 HDS1449 distance=19' 10025-0827 DAM1948 distance=20' 10036-0852 GWP1280 distance=30' 10025-0915 RST3674 distance=56' 10083-0812 XMI 95 distance=67' 10077-0905 RST3681 distance=72' 10086-0807 XMI 96 distance=72' 10004-0731 RST3673 distance=74' 10075-0918 TDS7036 distance=78' 10077-0916 GWP1298 distance=79' 10078-0917 DAM2029 distance=80' 10032-0658 GWP1277 distance=86' 10090-0741 GWP1302 distance=88' 10023-0951 HJ 826 distance=91' 10101-0824 CHR 177 distance=94' 10103-0848 UC 1889 distance=100' 10010-0651 GWP1270 distance=102' 10075-0955 RST3680 distance=107' 10063-1005 HJ 829 distance=108' 10087-0951 GWP1301 distance=114' 10002-0642 A 555 distance=115' 10077-0644 GWP1297 distance=116' 09571-0923 A 1345 distance=117' 10018-1019 UC 1865 distance=120' 10063-0626 GWP1289 distance=123' 10055-1028 UC 1876 distance=128' 10122-0750 RST3686 distance=129' 10037-1035 KPP2754 distance=132' 10021-0613 UC 1868 distance=133' 09567-0947 WIS 162 distance=136' 09548-0757 J 746 distance=137' 10100-0637 A 2980 distance=140' 10132-0848 LDS 296 distance=141' 10017-0606 RST4446 distance=141' 10036-0600 RST4448 distance=144' 10032-0557 GWP1278 distance=147' 10029-0556 A 64AB distance=149' 10029-0556 DAM 716AB,C distance=149' 10114-0642 GWP1310 distance=151' 09573-1019 GWP1257 distance=152' 09571-0627 UC 1849 distance=154' 10122-1002 KPP2040 distance=159' 10137-0723 TOK 133 distance=159' 09578-0611 GWP1258 distance=160' 10050-0540 HJ 150 distance=164' 10142-0920 GWP1318 distance=165' 10111-1031 GWP1308 distance=168' 09525-0806 AC 5AB distance=169' 09525-0806 HJ 4256AB,C distance=169' 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 10038-0823 HDS1454 24 0.1
Show 10031-0832 DAM1970 7 2.5 15
Show 10027-0830 HDS1449 351 1.8 19
Show 10025-0827 DAM1948 281 9.6 20
Show 10036-0852 GWP1280 135 24.0 30
Show 10025-0915 RST3674 142 2.9 56
Show 10083-0812 XMI 95 148 22.9 67
Show 10077-0905 RST3681 247 0.5 72
Show 10086-0807 XMI 96 277 25.4 72
Show 10004-0731 RST3673 170 0.4 74
Show 10075-0918 TDS7036 289 0.4 78
Show 10077-0916 GWP1298 253 17.1 79
Show 10078-0917 DAM2029 190 6.1 80
Show 10032-0658 GWP1277 289 19.3 86
Show 10090-0741 GWP1302 293 34.1 88
Show 10023-0951 HJ 826 313 17.2 91
Show 10101-0824 CHR 177 9 0.2 94
Show 10103-0848 UC 1889 179 25.4 100
Show 10010-0651 GWP1270 92 11.7 102
Show 10075-0955 RST3680 341 3.1 107
Show 10063-1005 HJ 829 326 16.1 108
Show 10087-0951 GWP1301 313 7.7 114
Show 10002-0642 A 555 204 0.6 115
Show 10077-0644 GWP1297 166 50.4 116
Show 09571-0923 A 1345 228 4.0 117
Show 10018-1019 UC 1865 112 23.1 120
Show 10063-0626 GWP1289 357 558.7 123
Show 10055-1028 UC 1876 40 27.3 128
Show 10122-0750 RST3686 201 5.9 129
Show 10037-1035 KPP2754 293 4.6 132
Show 10021-0613 UC 1868 287 39.8 133
Show 09567-0947 WIS 162 25 454.1 136
Show 09548-0757 J 746 296 2.4 137
Show 10100-0637 A 2980 180 0.8 140
Show 10132-0848 LDS 296 204 5.1 141
Show 10017-0606 RST4446 336 1.5 141
Show 10036-0600 RST4448 174 1.7 144
Show 10032-0557 GWP1278 292 6.8 147
Show 10029-0556 A 64 AB 344 1.5 149
Show 10029-0556 DAM 716 AB,C 334 48.9 149
Show 10114-0642 GWP1310 335 35.4 151
Show 09573-1019 GWP1257 296 11.8 152
Show 09571-0627 UC 1849 190 48.2 154
Show 10122-1002 KPP2040 343 16.3 159
Show 10137-0723 TOK 133 168 8.7 159
Show 09578-0611 GWP1258 112 20.3 160
Show 10050-0540 HJ 150 311 12.7 164
Show 10142-0920 GWP1318 173 28.8 165
Show 10111-1031 GWP1308 207 55.7 168
Show 09525-0806 AC 5 AB 35 0.4 169
Show 09525-0806 HJ 4256 AB,C 333 36.9 169

 
 
WDS 10038-0823 : COMPONENTS
 
 
  A
B pa=23.5°
sep=0.11"
 
 
10038-0823 A
 
 
Componente originario normalizzato AB Name HD 87273 Coord arcsec 2000 100349.96-082308.7 Mag 9.66
Spectral class F5 (yellow-white) PmRA -11.00 PmDE -7.0 SAO 137328
HIP 49305 Tycho2 5476-00830-1 HD 87273 BD BD-07 2948
Tycho2
Tycho2 5476-00830-1 Pflag RAmdeg 150.95814932 DEmdeg -8.38576017
PmRA -11.7 PmDE -7.2 E RAmdeg 10 E DEmdeg 13
E pmRA 1.1 E pmDE 1.2 EpRAm 1988.66 EpDEm 1987.05
Num 13 Q RAmdeg 2.0 Q DEmdeg 0.7 Q pmRA 1.9
Q pmDE 0.7 BTmag 9.419 E BTmag 0.026 VTmag 8.964
E VTmag 0.021 Prox 999 TYC T HIP 49305
CCDM AB RAdeg 150.95817861 DEdeg -8.38574389 EpRA 1990 1.62
EpDE 1990 1.32 E RAdeg 11.4 E DEdeg 15.1 Posflg P
Corr 0.2
SAO
SAO 137328 DelFlag RA1950 PmRA1950 -0.0004
DE1950 PmDE1950 -0.022 Vmag 8.9 SpType F5
Double code Source 26 CatNum 3888 DM BD-07 2948
DMcomp BDsup HD 87273 M HD 0
GC RA1950rad 2.62388667 DE1950rad -0.14212406 PmRA2000 -0.0001
PmDE2000 -0.017
Hipparcos
Catalog H HIP 49305 Proxy H RAhms 10 03 49.96
DEdms -08 23 08.7 Vmag 8.9 VarFlag R Vmag H
RAdeg 150.958 DEdeg -8.38574 AstroRef * Plx 7.93
CCDM 10038-0823 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 20 Rho 0.132 HD 87273 BD BD-07 2948
CD CP Dm number -07 2948 VIred 0.46
SpType F5 R SpType Coord arcsec 2000 100349.96-082308.7
Hipparcos 2
HIP 49305 Sn 55 So 3 Nc 2
RArad 2.634717298 DErad -0.1463587835 Plx 7.73 PmRA -12.48
PmDE -6.56 E RArad 1.15 E DErad 0.85 E Plx 1.29
E pmRA 1.3 E pmDE 1.01 Hpmag 8.9948 E Hpmag 0.0019
SHp 0.016 VA 0 BV 0.428 E BV 0.034
VI 0.5
CCDM
Ccdm 10038-0823 RComp Comp A Note1
Note2 Discov num DRAs 1.95 DDEs -8.8
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.7 Sp F5 PmNote *
PmRA -11 PmDE -7 Dm number -07 2948 Cat1 BD
Name2 137328 Cat2 SAO HD 87273 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 49305
 
 
10038-0823 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 100349.96-082308.6 Mag 9.84 Calc delta mag 0.18
Calc coord yes
CCDM
Ccdm 10038-0823 RComp Comp B Note1
Note2 Discov num HDS DRAs 1.96 DDEs -8.7
R dRAs 82 Year 1991 Theta 20 Rho 0.1
Obs 1 Vmag 9.8 Sp PmNote *
PmRA -11 PmDE -7 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 49305