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469510 (2003 MJ9)
Classification: Mars-crossing Asteroid          SPK-ID: 2469510
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3892495117201565 1.1502e-07  
a 2.682760934712855 2.5075e-08 au
q 1.638497550813966 3.1405e-07 au
i 11.92169696618691 1.1902e-05 deg
node 242.6937777273376 4.0664e-05 deg
peri 101.7087934639782 5.2571e-05 deg
M 293.9277261109305 2.7124e-05 deg
tp 2459295.069745839197
(2021-Mar-21.56974584)
0.00012475 TDB
period 1604.98651340732
4.39
2.2502e-05
6.161e-08
d
yr
n .2243009501903757 3.1447e-09 deg/d
Q 3.727024318611745 3.4835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      6143 days (16.82 yr)  
   first obs. used      2003-06-30  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48286  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 04:47:45  

Additional Information
 Earth MOID = .683182 au 
 Jupiter MOID = 1.97603 au 
 T_jup = 3.234 
[ show covariance matrix ]

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 16.5   n/a MPO397652  

469510 (2003 MJ9)          Discovered 2003-Jun-30 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

[ 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
1908-Sep-24 22:33 00:05 Jupiter 1.9732932836284 1.97329086689613 1.97329570055972 0.825136536770326 n/a 2418209.439704905 4.53492266118871 1198.10560256498 67.3895765073226 85.2086756550477 4364183.39673271 F 8 CATAB v2.0f-lin.ifort 2020-May-22 04:47:48 2020-May-22 04:48
2027-Sep-17 12:50 < 00:01 Jupiter 1.96086818020211 1.9608663872292 1.96086997317713 0.481637957735696 n/a 2461666.034582019 0.952004438140046 573.058349320148 87.9589464815747 88.3774719763965 3332863.51939309 F 8 CATAB v2.0f-lin.ifort 2020-May-22 04:47:48 2020-May-22 04:48
2146-Sep-07 18:37 00:05 Jupiter 1.96034228487187 1.96034067012391 1.96034389967577 0.994980123934073 0.354721961169635 2505120.275435064 4.80534606190754 27654.6499221039 1293.16910837654 4.56719753048711 400240.013888146 T 8 CATAB v2.0f-lin.ifort 2020-May-22 04:47:48 2020-May-22 04:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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