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(2021 JQ6)
Classification: Apollo [NEO]          SPK-ID: 54145467
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 2459348.5 (2021-May-14.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6591083946338668 0.0027369  
a 1.945424913442028 0.013271 au
q .6631790218625234 0.00080062 au
i 9.768295106703505 0.037674 deg
node 55.88533373113678 0.0013167 deg
peri 266.9683930939593 0.010222 deg
M 339.7174241768702 0.23974 deg
tp 2459404.339400132329
(2021-Jul-08.83940013)
0.088647 TDB
period 991.1060716812088
2.71
10.141
0.02776
d
yr
n .3632305464432617 0.0037167 deg/d
Q 3.227670805021531 0.022018 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      8 days  
   first obs. used      2021-05-12  
   last obs. used      2021-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .4074  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-20 06:21:49  

Additional Information
 Earth MOID = .0132099 au 
 Jupiter MOID = 2.22643 au 
 T_jup = 3.581 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 7.490839732092176E-6 -2.191248001093295E-6 -.0002426202855071595 -3.602640277943018E-6 -2.797319551740603E-5 .0001031094027823998
q -2.191248001093295E-6 6.409927280802551E-7 7.09721322043546E-5 1.053874504365585E-6 8.182678599554818E-6 -3.016202682641261E-5
tp -.0002426202855071595 7.09721322043546E-5 .007858215126958282 .0001166840452502343 .0009060316030457298 -.00333959515945324
node -3.602640277943018E-6 1.053874504365585E-6 .0001166840452502343 1.733601277052879E-6 1.344927235618125E-5 -4.959368098061155E-5
peri -2.797319551740603E-5 8.182678599554818E-6 .0009060316030457298 1.344927235618125E-5 .0001044888507063934 -.0003850232366504384
i .0001031094027823998 -3.016202682641261E-5 -.00333959515945324 -4.959368098061155E-5 -.0003850232366504384 .001419294898475421

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 25.64   .40326 MPO622860 autocmod 2.9c

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