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(1994 CJ1)
Classification: Apollo [NEO, PHA]          SPK-ID: 3012398
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 56 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3254303274486894 1.6083e-08  
a 1.490422857835731 2.9495e-09 au
q 1.005394059173238 2.3256e-08 au
i 2.307350044380291 2.0074e-06 deg
node 172.0451286087558 9.0075e-05 deg
peri 65.27678050503516 8.8478e-05 deg
M 109.3500330459079 3.6888e-06 deg
tp 2458798.626599592822
(2019-Nov-11.12659959)
6.3681e-06 TDB
period 664.6035865034754
1.82
1.9729e-06
5.402e-09
d
yr
n .5416762823896037 1.608e-09 deg/d
Q 1.975451656498225 3.9094e-09 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      8278 days (22.66 yr)  
   first obs. used      1994-02-10  
   last obs. used      2016-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40266  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:18:17  

Additional Information
 Earth MOID = .0315914 au 
 Jupiter MOID = 3.03167 au 
 T_jup = 4.503 
[ 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 21.4   n/a MPO306930  
rotation period rot_per 30. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2015) Minor Planet Bull. 42, 41-53.]

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