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379139 (2009 DS124)
Classification: Mars-crossing Asteroid          SPK-ID: 2379139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2792126258821047 5.8284e-08  
a 2.182024520390474 1.8111e-08 au
q 1.57277572431311 1.3302e-07 au
i 8.246522825816566 6.7144e-06 deg
node 351.7846120423682 3.4086e-05 deg
peri 309.8163733262155 3.7619e-05 deg
M 139.3671141856481 9.4396e-06 deg
tp 2458744.730064969317
(2019-Sep-18.23006497)
3.0901e-05 TDB
period 1177.301959431275
3.22
1.4657e-05
4.013e-08
d
yr
n .3057839130531193 3.807e-09 deg/d
Q 2.791273316467839 2.3168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      7387 days (20.22 yr)  
   first obs. used      2000-09-27  
   last obs. used      2020-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59254  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:42:17  

Additional Information
 Earth MOID = .571912 au 
 Jupiter MOID = 2.49885 au 
 T_jup = 3.615 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457242.5 (2015-Aug-08.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2789824309243031 5.826e-08  
q 1.573454005725193 1.3294e-07 au
tp 2457567.929856126492
(2016-Jun-28.42985613)
3.5657e-05 TDB
node 351.8210236711345 3.4079e-05 deg
peri 309.7799759942969 3.7619e-05 deg
i 8.247223917929837 6.7141e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      7387 days (20.22 yr)  
   first obs. used      2000-09-27  
   last obs. used      2020-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59254  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 16:42:17  

Additional Information
 Jupiter MOID = 2.49885 au 
 T_jup = 3.615 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.39427942406228E-15 -7.713576767878576E-15 1.256365256274141E-12 -8.29987076335207E-14 5.772408291101323E-13 -2.091974667613933E-14
q -7.713576767878576E-15 1.767281827486528E-14 -2.975262728090842E-12 1.883911131889041E-13 -1.362540608118756E-12 4.990810670179691E-14
tp 1.256365256274141E-12 -2.975262728090842E-12 1.271436536507785E-9 -6.555779623986919E-11 5.895030256461495E-10 -6.312950778165602E-12
node -8.29987076335207E-14 1.883911131889041E-13 -6.555779623986919E-11 1.161391041010648E-9 -1.173127691593301E-9 -8.841394391930824E-11
peri 5.772408291101323E-13 -1.362540608118756E-12 5.895030256461495E-10 -1.173127691593301E-9 1.415156975036497E-9 8.506129862980218E-11
i -2.091974667613933E-14 4.990810670179691E-14 -6.312950778165602E-12 -8.841394391930824E-11 8.506129862980218E-11 4.507855600812176E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO434345  

379139 (2009 DS124)          Discovered 2009-Feb-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2070-Mar-22 08:42 00:01 Amphi 0.0110975542596711 0.0110741452833213 0.0111209634101996 5.3640648414469 5.36406474487478 2477192.862333485 1.44720542918793 1169.03954574708 103.760345411188 -3.41759003965399 1707.54207337907 T 15 CATAB v2.0f-lin.ifort 2021-Feb-24 16:42:18 2021-Feb-24 16:42
2131-Jun-22 07:57 00:02 Amphi 0.0173474474855615 0.01730201083198 0.0173928888472374 5.52649857868939 5.52649851872584 2499563.830984974 2.20295589909858 2309.76885124042 100.816578784757 11.2736149772403 5149.09365201022 T 15 CATAB v2.0f-lin.ifort 2021-Feb-24 16:42:18 2021-Feb-24 16:42
2165-Mar-09 22:00 00:02 Iris 0.0412280768223983 0.0411642102599077 0.0412920062415034 8.64996425563523 8.6499642395152 2511878.416381796 1.79595095916892 4073.71033446068 66.4882297602178 -38.5555326775335 57820.4860476765 T 15 CATAB v2.0f-lin.ifort 2021-Feb-24 16:42:18 2021-Feb-24 16:42
2192-Sep-24 08:44 00:03 Amphi 0.0303896849167641 0.0303198249701226 0.0304595489395933 5.70069033468125 5.70069030149796 2521938.864118177 2.69726276450093 3526.95369987579 97.1609376904352 9.06504397085018 7478.28683767728 T 15 CATAB v2.0f-lin.ifort 2021-Feb-24 16:42:18 2021-Feb-24 16:42

Alternate Designations
 2009 DS124 = 2000 SH232 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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