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JPL Small-Body Database Browser
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(2021 MT1)
Classification: Apollo [NEO]          SPK-ID: 54162299
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6975944698627116 0.00066576  
a 2.475756179548894 0.0049633 au
q .748682359967151 0.00014735 au
i 4.528126085326717 0.003097 deg
node 109.9057968083659 0.0015909 deg
peri 239.2690809970488 0.0021392 deg
M 348.7242797797825 0.037793 deg
tp 2459441.065832644725
(2021-Aug-14.56583264)
0.015359 TDB
period 1422.853657129087
3.90
4.2787
0.01171
d
yr
n .2530126680254507 0.00076084 deg/d
Q 4.202829999130635 0.0084256 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      3 days  
   first obs. used      2021-06-28  
   last obs. used      2021-07-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .30491  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-04 05:50:34  

Additional Information
 Earth MOID = .0133442 au 
 Jupiter MOID = 1.25656 au 
 T_jup = 3.087 
[ 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 25.81   .429 E2021N20 autocmod 2.9c

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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