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JPL Small-Body Database Browser
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(2020 AX2)
Classification: Apollo [NEO]          SPK-ID: 3986628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3019035468093258 0.0006176  
a 1.353855337237656 0.0011059 au
q .9451216090588719 6.4169e-05 au
i 3.160163288746511 0.005405 deg
node 114.9843269689915 0.0028356 deg
peri 36.85593440125062 0.0027706 deg
M 66.54637644796649 0.077558 deg
tp 2458894.139901550096
(2020-Feb-14.63990155)
0.0063738 TDB
period 575.3827253374898
1.58
0.70498
0.00193
d
yr
n .6256705044261497 0.00076659 deg/d
Q 1.762589065416441 0.0014397 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      7 days  
   first obs. used      2020-01-07  
   last obs. used      2020-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .36124  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-14 05:06:36  

Additional Information
 Earth MOID = .00268331 au 
 Jupiter MOID = 3.23459 au 
 T_jup = 4.814 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.5   .27827 E2020-AB0 autocmod 2.8

[ 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
2003-Nov-30 19:30 3_04:18 Mars 0.075397582436409 0.0657914969049997 0.324221037346717 8.79605830362448 8.79562661428512 2452974.312177202 4578.12013077423 13995224.4335772 225.214603696323 -60.7684191396828 42840.4972365974 T 2 CATAB v2.0f-lin.ifort 2020-Jan-14 05:06:47 2020-Jan-14 05:06
2020-Jan-13 09:58 < 00:01 Earth 0.0255172881798727 0.0253729470137191 0.0256616218560749 6.76217606346143 6.74671682572839 2458861.915175989 0.2979930996535 7164.35724279325 8.55750177336873 -0.0913392005801252 305.554984229472 T 2 CATAB v2.0f-lin.ifort 2020-Jan-14 05:06:47 2020-Jan-14 05:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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