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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 57 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3254303237164397 1.6081e-08  
a 1.490422857650821 2.9403e-09 au
q 1.005394064611133 2.3255e-08 au
i 2.307350441025234 2.0072e-06 deg
node 172.0450855558798 8.9829e-05 deg
peri 65.2768237016878 8.8237e-05 deg
M 109.3500334576823 3.6758e-06 deg
tp 2458798.626598870205
(2019-Nov-11.12659887)
6.3463e-06 TDB
period 664.6035863797937
1.82
1.9667e-06
5.385e-09
d
yr
n .5416762824904089 1.6029e-09 deg/d
Q 1.975451650690508 3.8971e-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      .40536  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:20:28  

Additional Information
 Earth MOID = .0315915 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. 2020-October); 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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