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Doubles in session


Current system
13145-2417
FIN 297 AB


Nearby doubles
21' : 13130-2414
UC 2497

24' : 13130-2430
TDS8731

31' : 13153-2445
UC 2506

33' : 13122-2404
BRT2998AB

38' : 13150-2453
HU 1501

39' : 13119-2436
B 243

51' : 13108-2411
HU 1500AB

53' : 13154-2326
ARA1798

69' : 13180-2330
I 920

70' : 13097-2354
KPP2728

83' : 13127-2258
ARA1797

84' : 13094-2331
LDT 6

89' : 13089-2503
RST2831

91' : 13189-2310
SMY 3

97' : 13212-2446
RST2842

97' : 13081-2335
HDS1838

98' : 13214-2441
BRT2999AB

100' : 13190-2536
HDS1866

110' : 13146-2607
TDS8746

111' : 13105-2553
B 242

120' : 13197-2553
HU 1502

131' : 13214-2248
HU 1503

134' : 13239-2346
ARA2185

135' : 13138-2631
UC 2499

135' : 13200-2226
TDS 702

135' : 13108-2212
HU 1145



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.

13145-2417 FIN 297 AB

 
 
13h 14m 27.58s -24° 17' 03.4" P.A. 194.00 sep 0.1 mag 7.51,7.48 Sp F0V dist. 100.1 pc (326.53 l.y.)
 
 
Coord 2000 13145-2417 Discov num FIN 297 Comp AB Coord arcsec 2000 13 14 27.58 -24 17 03.4
Date first 1931 Date last 2020 Obs 55
Pa first 333 Pa last 194.4 P.A. Now (θ) 215.7°
Sep first 0.3 Sep last 0.098 Sep. Now (ρ) 0.125"
Mag pri 7.51 Mag sec 7.48 delta mag (ΔM) 0.03 Spectral class F0V (yellow-white)
Pri motion ra -071 Sec motion ra
Pri motion dec +011 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
13145-2417 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 181476 13 14 28 -24 17 03 FIN 297 AB 2020 55 194 0.1 7.51 7.48 0.03 Y <===
Show 181476 13 14 28 -24 17 03 STN 28 AB,C 2015 15 331 12.3 6.72 11.54 4.82
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hydra SAO 181476 HIP 64603 Tycho2 6699-00595-1
Gaia DR2 6194009389692803584 HD 114993 GC 17922 ADS 8831
CD CD-2310974 CP CP-23 5710 Distance 100.1 Distance ly 326.53
 
 
ORBITAL ELEMENTS
 
 
Period (P)60.61y± 0.25 Periastron (T)1957.5y± 0.27 Semi-major axis (a)246.2m± 1.2
Eccentricity (e)0.7323± 0.0049 Inclination (i)67.58°± 0.14 Longitude of periastron (ω)111.22°± 0.35
Node (Ω)10.74°± 0.14 Notesn ReferenceMdz2021
Equinox Last observation Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 345.6 0.262
2001 346.9 0.263
2002 348.3 0.263
2003 349.6 0.262
2004 351.0 0.260
2005 352.4 0.258
2006 353.8 0.254
2007 355.3 0.249
2008 356.8 0.243
2009 358.5 0.235
2010 0.2 0.226
2011 2.2 0.214
2012 4.4 0.199
2013 6.9 0.181
2014 10.2 0.159
2015 14.6 0.131
2016 21.9 0.096
2017 40.8 0.051
2018 135.9 0.030
2019 181.5 0.070
2020 194.6 0.099
2021 202.8 0.113
2022 209.5 0.121
2023 215.7 0.125
2024 221.6 0.126
2025 227.5 0.126
2026 233.4 0.126
2027 239.2 0.126
2028 245.2 0.126
2029 251.1 0.126
2030 257.0 0.127


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


 
  


wds13145-2417f.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 13145-2417 FIN 297 AB : NOTES
 
 
discov_num notes refcode
FIN 297 Inclination corrected from 65.6 to 66.6 by Ruymaekers & Nys (1995) Ruy1995
AB: Malkov et al. (2012) derive dynamical, photometric, and
spectroscopic masses 0.94 +/- 0.48, 3.32, and 1.45 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
Mdz2021 orb j Mendez, R.A., Claveria, R.M. & Costa, E. 2021AJ....161..155M
Mdz2021 AJ 161, 155, 2021
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
Ruy1995 orb - Ruymaekers, G. & Nys, O. 1995IAUDS.126....1R
Ruy1995 Inf. Circ. 126, 1, 1995
 
 
DISCOVERER
 
 
idgroup discov author
1 FIN Finsen, W.S.
171 STN Stone, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13145-2417 FIN 297 AB 2006 46 354 0.3 7.51 7.48 F0V NO 131427.58-241703.4
13145-2417 FIN 297 AB 2008 48 358 0.2 7.51 7.48 F0V NO 131427.58-241703.4
13145-2417 FIN 297 AB 2013 49 7 0.2 7.51 7.48 F0V NO 131427.58-241703.4
13145-2417 FIN 297 AB 2014 49 12 0.2 7.51 7.48 F0V NO 131427.58-241703.4
13145-2417 FIN 297 AB 2017 51 84 0.0 7.51 7.48 F0V NO 131427.58-241703.4
13145-2417 FIN 297 AB 2018 52 154 0.0 7.51 7.48 F0V NO 131427.58-241703.4
13145-2417 FIN 297 AB 2019 54 190 0.1 7.51 7.48 F0V NO 131427.58-241703.4
13145-2417 FIN 297 AB 2020 55 194 0.1 7.51 7.48 F0V NO 131427.58-241703.4

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

 
 
WDS 13145-2417 FIN 297 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13145-2417 FIN 297 AB : MEASURES
 
 
No records found.

 
 
WDS 13145-2417 : VIRTUAL EYEPIECE
 
 

13145-2417 FIN 297A mag 7.51 Sp F0V 13145-2417 FIN 297B sep 0.1 P.A. 193.20 mag 7.48 13145-2417 STN 28C sep 12.1 P.A. 333.60 mag 11.54 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 13145-2417 : ALADIN DSS IMAGE @ 13h 14m 27.58s -24° 17' 03.4"
 
 
 
 
WDS 13145-2417 FIN 297 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13145-2417 FIN 297AB distance=0' 13130-2414 UC 2497 distance=21' 13130-2430 TDS8731 distance=24' 13153-2445 UC 2506 distance=31' 13122-2404 BRT2998AB distance=33' 13150-2453 HU 1501 distance=38' 13119-2436 B 243 distance=39' 13108-2411 HU 1500AB distance=51' 13154-2326 ARA1798 distance=53' 13180-2330 I 920 distance=69' 13097-2354 KPP2728 distance=70' 13127-2258 ARA1797 distance=83' 13094-2331 LDT 6 distance=84' 13089-2503 RST2831 distance=89' 13189-2310 SMY 3 distance=91' 13212-2446 RST2842 distance=97' 13081-2335 HDS1838 distance=97' 13214-2441 BRT2999AB distance=98' 13190-2536 HDS1866 distance=100' 13146-2607 TDS8746 distance=110' 13105-2553 B 242 distance=111' 13197-2553 HU 1502 distance=120' 13214-2248 HU 1503 distance=131' 13239-2346 ARA2185 distance=134' 13138-2631 UC 2499 distance=135' 13200-2226 TDS 702 distance=135' 13108-2212 HU 1145 distance=135' 13220-2250 BU 1435 distance=136' 13225-2257 ARG 26AB distance=137' 13225-2257 SHY 618AC distance=137' 13117-2633 FIN 305 distance=142' 13097-2212 TOK 28 distance=142' 13070-2234 UC 2486 distance=147' 13057-2541 LIM 1 distance=147' 13232-2252 DON 599 distance=148' 13148-2150 UC 2504 distance=148' 13118-2640 RST1708 distance=148' 13126-2644 DAM2488AB distance=150' 13055-2247 NSC 27 distance=153' 13155-2650 BUG 14 distance=154' 13190-2637 UPT 2 distance=154' 13032-2403 WIS 215 distance=155' 13183-2651 B 246 distance=162' 13236-2607 RST2846 distance=166' 13174-2132 BU 222AB distance=170' 13267-2418 BGH 6 distance=173' 13242-2228 B 2314 distance=173' 13263-2315 STN 30 distance=174' 13169-2709 UC 2515 distance=175' 13257-2255 AHD9023 distance=175' 13016-2440 B 2306 distance=177' 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 13145-2417 FIN 297 AB 194 0.1
Show 13145-2417 STN 28 AB,C 331 12.3
Show 13130-2414 UC 2497 103 64.4 21
Show 13130-2430 TDS8731 98 0.5 24
Show 13153-2445 UC 2506 71 9.9 31
Show 13122-2404 BRT2998 AB 283 5.5 33
Show 13150-2453 HU 1501 16 0.7 38
Show 13119-2436 B 243 171 1.7 39
Show 13108-2411 HU 1500 AB 42 2.4 51
Show 13154-2326 ARA1798 132 18.1 53
Show 13180-2330 I 920 216 1.4 69
Show 13097-2354 KPP2728 211 3.0 70
Show 13127-2258 ARA1797 50 9.3 83
Show 13094-2331 LDT 6 103 1.2 84
Show 13089-2503 RST2831 188 2.3 89
Show 13189-2310 SMY 3 98 127.8 91
Show 13212-2446 RST2842 315 1.6 97
Show 13081-2335 HDS1838 79 0.3 97
Show 13214-2441 BRT2999 AB 169 4.8 98
Show 13190-2536 HDS1866 330 0.2 100
Show 13146-2607 TDS8746 122 0.4 110
Show 13105-2553 B 242 37 0.3 111
Show 13197-2553 HU 1502 31 1.1 120
Show 13214-2248 HU 1503 202 1.5 131
Show 13239-2346 ARA2185 234 9.0 134
Show 13138-2631 UC 2499 294 83.6 135
Show 13200-2226 TDS 702 196 1.1 135
Show 13108-2212 HU 1145 173 1.0 135
Show 13220-2250 BU 1435 285 6.0 136
Show 13225-2257 ARG 26 AB 80 27.5 137
Show 13225-2257 SHY 618 AC 238 999.9 137
Show 13117-2633 FIN 305 65 0.1 142
Show 13097-2212 TOK 28 291 0.3 142
Show 13070-2234 UC 2486 37 39.1 147
Show 13057-2541 LIM 1 227 0.4 147
Show 13232-2252 DON 599 128 1.7 148
Show 13148-2150 UC 2504 188 9.8 148
Show 13118-2640 RST1708 320 0.9 148
Show 13126-2644 DAM2488 AB 295 494.6 150
Show 13055-2247 NSC 27 358 5.0 153
Show 13155-2650 BUG 14 148 0.3 154
Show 13190-2637 UPT 2 21 17.1 154
Show 13032-2403 WIS 215 64 970.2 155
Show 13183-2651 B 246 127 0.6 162
Show 13236-2607 RST2846 14 1.9 166
Show 13174-2132 BU 222 AB 22 1.8 170
Show 13267-2418 BGH 6 268 319.0 173
Show 13242-2228 B 2314 31 7.6 173
Show 13263-2315 STN 30 352 1.4 174
Show 13169-2709 UC 2515 126 15.3 175
Show 13257-2255 AHD9023 109 22.5 175

 
 
WDS 13145-2417 : COMPONENTS
 
 
  A B
B pa=193.2°
sep=0.10"
 
C pa=333.6°
sep=12.08"
pa=333.9°
sep=12.15"
 
 
13145-2417 A
 
 
Coord arcsec 2000 131427.58-241703.4 Mag 7.51 Spectral class F0V (yellow-white) PmRA -71.00
PmDE 11.0 SAO 181476 HIP 64603 HD 114993
GC 17922 CD CD-2310974 CP CP-23 5710
SAO
SAO 181476 DelFlag RA1950 PmRA1950 -0.0055
DE1950 PmDE1950 0.009 Vmag 6.6 SpType A2
Double code Source 70 CatNum 17922 DM CD-2310974
DMcomp BDsup HD 114993 M HD 0
GC 17922 RA1950rad 3.45463575 DE1950rad -0.4192273 PmRA2000 -0.0054
PmDE2000 0.014
Hipparcos
Catalog H HIP 64603 Proxy H RAhms 13 14 27.58
DEdms -24 17 03.4 Vmag 6.66 VarFlag R Vmag H
RAdeg 198.615 DEdeg -24.2843 AstroRef * Plx 9.15
CCDM 13145-2417 N CCDM I Nsys 1 Ncomp 3
MultFlag C Source Qual B M HIP
Theta Rho HD 114993 BD
CD CD-2310974 CP CP-23 5710 Dm number -2310974 VIred 0.3
SpType F0V R SpType Coord arcsec 2000 131427.58-241703.4
Hipparcos 2
HIP 64603 Sn 55 So 3 Nc 3
RArad 3.4664841897 DErad -0.423840496 Plx 9.99 PmRA -78.86
PmDE 5.82 E RArad 1.53 E DErad 1.21 E Plx 1.68
E pmRA 2.1 E pmDE 1.18 Hpmag 6.7336 E Hpmag 0.0005
SHp 0.008 VA 0 BV 0.4 E BV 0.495
VI 0.3
CCDM
Ccdm 13145-2417 RComp Comp A Note1
Note2 Discov num DRAs -2.46 DDEs -2.9
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.3 Sp A2 PmNote *
PmRA -74 PmDE 9 Dm number -2310974 Cat1 CD
Name2 181476 Cat2 SAO HD 114993 M HD
ADS BDS A 8831 M ADS BDS N IDS IDS 13090S2345A
HIC 64603
 
 
13145-2417 B
 
 
Coord arcsec 2000 131427.58-241703.5 Mag 7.48 Tycho2 6699-00595-1 Calc delta mag 0.03
Calc coord yes
Tycho2
Tycho2 6699-00595-1 Pflag RAmdeg 198.61470926 DEmdeg -24.28425161
PmRA -77.5 PmDE 8.2 E RAmdeg 3 E DEmdeg 4
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.75 EpDEm 1991.58
Num 12 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.8 BTmag 7.020 E BTmag 0.015 VTmag 6.718
E VTmag 0.010 Prox 125 TYC T HIP 64603
CCDM AB RAdeg 198.61490194 DEdeg -24.28427056 EpRA 1990 1.83
EpDE 1990 1.73 E RAdeg 3.4 E DEdeg 4.1 Posflg P
Corr 0.3
CCDM
Ccdm 13145-2417 RComp Comp B Note1 *
Note2 Discov num FIN 297 DRAs DDEs
R dRAs Year 1959 Theta 023 Rho 0.1
Obs 16 Vmag 7.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 13090S2345B
HIC 64603
 
 
13145-2417 C
 
 
Coord arcsec 2000 131427.19-241652.6 Mag 11.54 PmRA -77.00 PmDE 3.0
Calc delta mag 4.03 Calc coord yes
CCDM
Ccdm 13145-2417 RComp Comp C Note1
Note2 Discov num STN 28 DRAs DDEs
R dRAs Year 1931 Theta 333 Rho 12.4
Obs 6 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8831 M ADS BDS N IDS IDS 13090S2345C
HIC