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Doubles in session


Current system
13117-2633
FIN 305
HD 114576


Nearby doubles
7' : 13118-2640
RST1708

17' : 13126-2644
DAM2488AB

29' : 13138-2631
UC 2499

43' : 13105-2553
B 242

48' : 13146-2607
TDS8746

55' : 13155-2650
BUG 14

67' : 13124-2739
TDS8722

78' : 13142-2743
UC 2500

79' : 13169-2709
UC 2515

85' : 13092-2750
LDS5770

88' : 13053-2654
UC 2475

89' : 13147-2752
HJ 4575AB

91' : 13183-2651
B 246

96' : 13057-2541
LIM 1

98' : 13089-2503
RST2831

99' : 13190-2637
UPT 2

108' : 13074-2805
LDS4316

110' : 13150-2453
HU 1501

115' : 13190-2536
HDS1866

116' : 13197-2553
HU 1502

118' : 13119-2436
B 243

119' : 13153-2445
UC 2506

120' : 13028-2631
B 2742

125' : 13130-2430
TDS8731

134' : 13199-2748
B 247

141' : 13130-2414
UC 2497



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.

13117-2633 FIN 305 (HD 114576)

 
 
13h 11m 39.24s -26° 33' 06.2" P.A. 65.00 sep 0.1 mag 7.20,7.43 Sp A5Vn dist. 110.62 pc (360.84 l.y.)
 
 
Coord 2000 13117-2633 Discov num FIN 305 Comp Coord arcsec 2000 13 11 39.24 -26 33 06.2
Date first 1933 Date last 2021 Obs 58
Pa first 96 Pa last 65.1 P.A. Now (θ) 124°
Sep first 0.2 Sep last 0.071 Sep. Now (ρ) 0.057"
Mag pri 7.20 Mag sec 7.43 delta mag (ΔM) 0.23 Spectral class A5Vn (white)
Pri motion ra -068 Sec motion ra
Pri motion dec +004 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 114576 Constellation Hydra SAO 181446 HIP 64375
Tycho2 6707-01177-1 Gaia DR2 6186776492967556480 HD 114576 HR 4978
GC 17861 CD CD-25 9653 CP CP-25 5109 FK5 1341
Distance 110.62 Distance ly 360.84
 
 
ORBITAL ELEMENTS SOLUTION #1
 
 
Period (P)19.97y Periastron (T)2022.103y Semi-major axis (a)0.095a
Eccentricity (e)0.941 Inclination (i)180° Longitude of periastron (ω)0°
Node (Ω)273.4° Notesn ReferenceTok2018i
Equinox2000 Last observation2018 Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 74.4 0.099
2001 66.2 0.067
2002 19.7 0.015
2003 124.5 0.056
2004 114.0 0.091
2005 108.9 0.117
2006 105.5 0.136
2007 102.8 0.152
2008 100.6 0.164
2009 98.7 0.173
2010 96.9 0.179
2011 95.2 0.183
2012 93.6 0.184
2013 92.0 0.183
2014 90.3 0.180
2015 88.6 0.174
2016 86.7 0.166
2017 84.5 0.155
2018 82.0 0.140
2019 78.8 0.122
2020 74.2 0.098
2021 65.8 0.066
2022 10.7 0.012
2023 124.0 0.057
2024 113.8 0.092
2025 108.8 0.117
2026 105.4 0.137
2027 102.8 0.152
2028 100.6 0.164
2029 98.6 0.173
2030 96.8 0.179


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


 
  


wds13117-2633d.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
ORBITAL ELEMENTS SOLUTION #2
 
 
Period (P)40.7y Periastron (T)2006.5y Semi-major axis (a)0.219a
Eccentricity (e)0.045 Inclination (i)98.6° Longitude of periastron (ω)304.5°
Node (Ω)93.3° Notesn ReferenceDoc2020d
Equinox2000 Last observation2019 Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 257.3 0.103
2001 248.8 0.073
2002 229.1 0.045
2003 178.3 0.032
2004 132.6 0.049
2005 115.7 0.077
2006 108.0 0.107
2007 103.6 0.135
2008 100.7 0.159
2009 98.5 0.180
2010 96.7 0.196
2011 95.2 0.207
2012 93.7 0.212
2013 92.3 0.213
2014 90.9 0.208
2015 89.4 0.197
2016 87.6 0.183
2017 85.5 0.164
2018 82.8 0.141
2019 78.9 0.116
2020 72.7 0.089
2021 61.1 0.061
2022 33.8 0.039
2023 342.8 0.036
2024 309.9 0.056
2025 296.2 0.083
2026 289.2 0.110
2027 285.0 0.136
2028 282.2 0.160
2029 280.0 0.181
2030 278.2 0.198


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


 
  


wds13117-2633g.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 13117-2633 FIN 305 (HD 114576) : NOTES
 
 
discov_num notes refcode
FIN 305 Malkov et al. (2012) derive dynamical, photometric, and spectroscopic
masses of 6.21 +/- 2.03, 3.60, and 1.82 Msun, respectively. Mlk2012
Docobo & Andrade (2013) derive a dynamical parallax of 9.71 +/- 0.45
mas and component masses 1.76 +/- 0.32 and 1.67 +/- 0.30 Msun. See
paper for extensive notes on this system. Doc2013d
 
 
REFERENCES
 
 
refcode metd author reference
Doc2013d orb - Docobo, J.A. & Andrade, M. 2013MNRAS.428..321D
Doc2013d MNRAS 428, 321, 2013
Doc2020d orb - Docobo, J.A., Mendez, R.A., Campo, P., Costa, E., & Gomez, J. 2020IAUDS.201....1A
Doc2020d Inf. Circ. 201, 1, 2020
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Tok2018i orb - Tokovinin, A. 2018IAUDS.196....1T
Tok2018i Inf. Circ. 196, 1, 2018
 
 
DISCOVERER
 
 
idgroup discov author
1 FIN Finsen, W.S.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13117-2633 FIN 305 2006 49 105 0.1 7.20 7.43 A5Vn NO 131139.24-263306.2
13117-2633 FIN 305 2009 50 99 0.2 7.20 7.43 A5Vn NO 131139.24-263306.2
13117-2633 FIN 305 2014 51 91 0.2 7.20 7.43 A5Vn NO 131139.24-263306.2
13117-2633 FIN 305 2017 52 83 0.1 7.20 7.43 A5Vn NO 131139.24-263306.2
13117-2633 FIN 305 2018 54 82 0.1 7.20 7.43 A5Vn NO 131139.24-263306.2
13117-2633 FIN 305 2019 56 77 0.1 7.20 7.43 A5Vn NO 131139.24-263306.2
13117-2633 FIN 305 2020 57 74 0.1 7.20 7.43 A5Vn NO 131139.24-263306.2
13117-2633 FIN 305 2021 58 65 0.1 7.20 7.43 A5Vn NO 131139.24-263306.2

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

 
 
WDS 13117-2633 FIN 305 (HD 114576) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13117-2633 FIN 305 (HD 114576) : MEASURES
 
 
No records found.

 
 
WDS 13117-2633 (HD 114576) : VIRTUAL EYEPIECE
 
 

13117-2633 FIN 305A mag 7.2 Sp A5Vn 13117-2633 FIN 305B mag 7.43 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 13117-2633 (HD 114576) : ALADIN DSS IMAGE @ 13h 11m 39.24s -26° 33' 06.2"
 
 
 
 
WDS 13117-2633 FIN 305 (HD 114576) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13117-2633 FIN 305 distance=0' 13118-2640 RST1708 distance=7' 13126-2644 DAM2488AB distance=17' 13138-2631 UC 2499 distance=29' 13105-2553 B 242 distance=43' 13146-2607 TDS8746 distance=48' 13155-2650 BUG 14 distance=55' 13124-2739 TDS8722 distance=67' 13142-2743 UC 2500 distance=78' 13169-2709 UC 2515 distance=79' 13092-2750 LDS5770 distance=85' 13053-2654 UC 2475 distance=88' 13147-2752 HJ 4575AB distance=89' 13147-2752 UC 2503BC distance=89' 13147-2752 SKF1953BD distance=89' 13183-2651 B 246 distance=91' 13057-2541 LIM 1 distance=96' 13089-2503 RST2831 distance=98' 13190-2637 UPT 2 distance=99' 13074-2805 LDS4316 distance=108' 13150-2453 HU 1501 distance=110' 13190-2536 HDS1866 distance=115' 13197-2553 HU 1502 distance=116' 13119-2436 B 243 distance=118' 13153-2445 UC 2506 distance=119' 13028-2631 B 2742 distance=120' 13130-2430 TDS8731 distance=125' 13199-2748 B 247 distance=134' 13130-2414 UC 2497 distance=141' 13145-2417 FIN 297AB distance=142' 13145-2417 STN 28AB,C distance=142' 13108-2411 HU 1500AB distance=143' 13014-2722 TOK 154 distance=146' 13194-2816 LDS5775 distance=147' 13122-2404 BRT2998AB distance=150' 13166-2847 LDS5773 distance=150' 13191-2828 UC 2518 distance=152' 13130-2906 HWE 27AB distance=154' 13130-2906 HWE 27AC distance=154' 13018-2753 UC 2454 distance=155' 13003-2708 I 912 distance=156' 13235-2658 SKF1957A,BC distance=160' 13235-2658 TDS 708BC distance=161' 13227-2738 SKF1956 distance=162' 13097-2354 KPP2728 distance=162' 13003-2732 KPP2464BC distance=163' 13236-2607 RST2846 distance=163' 13212-2446 RST2842 distance=168' 13085-2918 TDS8704 distance=171' 13214-2441 BRT2999AB distance=173' 13222-2814 UC 2524 distance=174' 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 13117-2633 FIN 305 65 0.1
Show 13118-2640 RST1708 320 0.9 7
Show 13126-2644 DAM2488 AB 295 494.6 17
Show 13138-2631 UC 2499 294 83.6 29
Show 13105-2553 B 242 37 0.3 43
Show 13146-2607 TDS8746 122 0.4 48
Show 13155-2650 BUG 14 148 0.3 55
Show 13124-2739 TDS8722 295 0.5 67
Show 13142-2743 UC 2500 274 7.6 78
Show 13169-2709 UC 2515 126 15.3 79
Show 13092-2750 LDS5770 297 414.7 85
Show 13053-2654 UC 2475 69 64.7 88
Show 13147-2752 HJ 4575 AB 65 12.4 89
Show 13147-2752 UC 2503 BC 171 51.3 89
Show 13147-2752 SKF1953 BD 349 7.8 89
Show 13183-2651 B 246 127 0.6 91
Show 13057-2541 LIM 1 227 0.4 96
Show 13089-2503 RST2831 188 2.3 98
Show 13190-2637 UPT 2 21 17.1 99
Show 13074-2805 LDS4316 51 115.0 108
Show 13150-2453 HU 1501 16 0.7 110
Show 13190-2536 HDS1866 330 0.2 115
Show 13197-2553 HU 1502 31 1.1 116
Show 13119-2436 B 243 171 1.7 118
Show 13153-2445 UC 2506 71 9.9 119
Show 13028-2631 B 2742 338 12.5 120
Show 13130-2430 TDS8731 98 0.5 125
Show 13199-2748 B 247 317 2.5 134
Show 13130-2414 UC 2497 103 64.4 141
Show 13145-2417 FIN 297 AB 194 0.1 142
Show 13145-2417 STN 28 AB,C 331 12.3 142
Show 13108-2411 HU 1500 AB 42 2.4 143
Show 13014-2722 TOK 154 127 19.9 146
Show 13194-2816 LDS5775 114 53.6 147
Show 13122-2404 BRT2998 AB 283 5.5 150
Show 13166-2847 LDS5773 180 239.5 150
Show 13191-2828 UC 2518 158 22.8 152
Show 13130-2906 HWE 27 AB 292 2.8 154
Show 13130-2906 HWE 27 AC 281 38.6 154
Show 13018-2753 UC 2454 189 28.7 155
Show 13003-2708 I 912 114 2.8 156
Show 13235-2658 SKF1957 A,BC 34 42.1 160
Show 13235-2658 TDS 708 BC 30 1.2 161
Show 13227-2738 SKF1956 330 8.7 162
Show 13097-2354 KPP2728 211 3.0 162
Show 13003-2732 KPP2464 BC 57 21.9 163
Show 13236-2607 RST2846 14 1.9 163
Show 13212-2446 RST2842 315 1.6 168
Show 13085-2918 TDS8704 269 0.9 171
Show 13214-2441 BRT2999 AB 169 4.8 173
Show 13222-2814 UC 2524 289 65.8 174

 
 
WDS 13117-2633 : COMPONENTS
 
 
  A
B pa=62.6°
sep=0.06"
 
 
13117-2633 A
 
 
Componente originario normalizzato AB Name HD 114576 Coord arcsec 2000 131139.24-263306.2 Mag 7.2
Spectral class A5Vn (white) PmRA -68.00 PmDE 4.0 SAO 181446
HIP 64375 Tycho2 6707-01177-1 HD 114576 HR 4978
GC 17861 CD CD-25 9653 CP CP-25 5109 FK5 1341
Tycho2
Tycho2 6707-01177-1 Pflag RAmdeg 197.91332116 DEmdeg -26.55172567
PmRA -72.6 PmDE -0.5 E RAmdeg 3 E DEmdeg 4
E pmRA 0.7 E pmDE 0.7 EpRAm 1991.57 EpDEm 1991.33
Num 22 Q RAmdeg 1.3 Q DEmdeg 1.5 Q pmRA 1.3
Q pmDE 1.4 BTmag 6.734 E BTmag 0.014 VTmag 6.518
E VTmag 0.010 Prox 999 TYC T HIP 64375
CCDM AB RAdeg 197.91350361 DEdeg -26.55172417 EpRA 1990 1.90
EpDE 1990 1.93 E RAdeg 3.3 E DEdeg 3.8 Posflg P
Corr 0.3
SAO
SAO 181446 DelFlag RA1950 PmRA1950 -0.0048
DE1950 PmDE1950 0.001 Vmag 6.5 SpType A3
Double code Source 74 CatNum 1341 DM CD-25 9653
DMcomp BDsup HD 114576 M HD 0
GC 17861 RA1950rad 3.44234887 DE1950rad -0.45878264 PmRA2000 -0.0048
PmDE2000 0.006
Hipparcos
Catalog H HIP 64375 Proxy H RAhms 13 11 39.24
DEdms -26 33 06.2 Vmag 6.49 VarFlag R Vmag G
RAdeg 197.914 DEdeg -26.5517 AstroRef * Plx 8.88
CCDM 13117-2633 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 91 Rho 0.175 HD 114576 BD
CD CD-25 9653 CP CP-25 5109 Dm number -25 9653 VIred 0.21
SpType A5V R SpType Coord arcsec 2000 131139.24-263306.2
Hipparcos 2
HIP 64375 Sn 55 So 3 Nc 2
RArad 3.4542425449 DErad -0.4634150399 Plx 9.04 PmRA -71.48
PmDE 1.02 E RArad 0.58 E DErad 0.29 E Plx 0.56
E pmRA 0.62 E pmDE 0.27 Hpmag 6.5556 E Hpmag 0.0008
SHp 0.008 VA 0 BV 0.193 E BV 0.003
VI 0.21
CCDM
Ccdm 13117-2633 RComp Comp A Note1
Note2 Discov num DRAs -2.78 DDEs -6.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.2 Sp A3 PmNote *
PmRA -64 PmDE 1 Dm number -25 9653 Cat1 CD
Name2 181446 Cat2 SAO HD 114576 M HD
ADS BDS M ADS BDS N IDS IDS 13062S2601A
HIC 64375
 
 
13117-2633 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 131139.24-263306.2 Mag 7.43 Calc delta mag 0.23
Calc coord yes
CCDM
Ccdm 13117-2633 RComp Comp B Note1 *
Note2 Discov num FIN 305 DRAs DDEs
R dRAs Year 1933 Theta F Rho 0.2
Obs 19 Vmag 7.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N N IDS IDS 13062S2601B
HIC 64375