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(2020 NM)
Classification: Apollo [NEO]          SPK-ID: 54031747
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2201339808317327 0.00062068  
a 1.136394334162055 0.00055903 au
q .8862353255883361 0.00026978 au
i 1.3831550474743 0.0036952 deg
node 209.8523351860798 0.036406 deg
peri 155.8805108319693 0.038464 deg
M 272.5933031814857 0.096406 deg
tp 2459107.932139284240
(2020-Sep-15.43213928)		 0.039242 TDB
period 442.4783403339228
1.21		 0.32651
0.0008939		 d
yr
n .8135991464086597 0.00060036 deg/d
Q 1.386553342735775 0.0006821 au
   Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      3 days  
   first obs. used      2020-07-11  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .47633  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-15 06:50:58  

Additional Information
 Earth MOID = .0150667 au 
 Jupiter MOID = 4.06037 au 
 T_jup = 5.490 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459042.5 (2020-Jul-12.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .220615478741621 0.00061826  
q .886109043665554 0.00026893 au
tp 2459107.854371872325
(2020-Sep-15.35437187)		 0.038635 TDB
node 209.2736546081474 0.038268 deg
peri 156.3982462431706 0.041283 deg
i 1.379035131277935 0.0037133 deg
   Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      3 days  
   first obs. used      2020-07-11  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .47633  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-15 06:50:58  

Additional Information
 Jupiter MOID = 4.06037 au 
 T_jup = 5.490 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.822483489094286E-7 -1.661070098660024E-7 -2.382720124060573E-5 9.477653153772383E-6 -1.665454534086686E-5 2.291828366069094E-6
q -1.661070098660024E-7 7.232096339058407E-8 1.032218969248386E-5 -4.523481831092038E-6 7.596735913780206E-6 -9.984432138978376E-7
tp -2.382720124060573E-5 1.032218969248386E-5 .001492626921919418 -.0004973114391949565 .0009551643663429534 -.0001422770582093095
node 9.477653153772383E-6 -4.523481831092038E-6 -.0004973114391949565 .001464417605165868 -.001509506404819808 6.444329392097039E-5
peri -1.665454534086686E-5 7.596735913780206E-6 .0009551643663429534 -.001509506404819808 .001704256780740133 -.000106645501172214
i 2.291828366069094E-6 -9.984432138978376E-7 -.0001422770582093095 6.444329392097039E-5 -.000106645501172214 1.378835320686935E-5

[ 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 26.207   .65582 4 autocmod 2.8

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