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(2020 JL1)
Classification: Apollo [NEO]          SPK-ID: 54016997
[ 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 2458984.5 (2020-May-15.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5539435888021352 0.0010688  
a 2.176494409436539 0.0050861 au
q .9708392852654787 5.7609e-05 au
i 6.952330599267937 0.009361 deg
node 233.04922479 0.00063728 deg
peri 33.23885042746887 0.0039406 deg
M 352.0036916627207 0.030108 deg
tp 2459010.550843638559
(2020-Jun-10.05084364)		 0.0067793 TDB
period 1172.829174953013
3.21		 4.111
0.01126		 d
yr
n .3069500722596049 0.0010759 deg/d
Q 3.3821495336076 0.0079035 au
   Orbit Determination Parameters
   # obs. used (total)      24  
   data-arc span      3 days  
   first obs. used      2020-05-14  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .51424  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-17 07:11:46  

Additional Information
 Earth MOID = .01015 au 
 Jupiter MOID = 1.74684 au 
 T_jup = 3.460 
[ 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 28.3   .52155 MPO545540 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
2020-May-17 06:02 < 00:01 Earth 0.0105909440246949 0.0105394096233528 0.0106424760771491 10.3810518828074 10.3567889026054 2458986.751663160 0.0653410211527251 2557.66112625002 9.33733092268385 0.027518902520487 399.856434440287 T 3 CATAB v2.0f-lin.ifort 2020-May-17 07:11:47 2020-May-17 07:12
2119-Jun-16 03:15 9_12:46 Earth 0.0799035422551051 0.0653314998505567 0.095153929837051 8.99454366934832 8.9908355242378 2495174.635377001 13725.9811887928 829461.186529348 223.239075390164 -25.8116361294937 22656.3611848196 T 3 CATAB v2.0f-lin.ifort 2020-May-17 07:11:47 2020-May-17 07:12
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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