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(1997 EN23)
Classification: Amor [NEO]          SPK-ID: 3092157
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2450519.5 (1997-Mar-12.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6361058224019879 0.0023485  
a 3.245387999245263 0.022525 au
q 1.180977796971813 0.00057465 au
i 6.954335239778239 0.017917 deg
node 178.7432126010625 0.0068777 deg
peri 352.8859987577055 0.011273 deg
M 359.5144827352368 0.0031825 deg
tp 2450522.380053416901
(1997-Mar-14.88005342)
0.011847 TDB
period 2135.494050021091
5.85
22.232
0.06087
d
yr
n .1685792568686597 0.001755 deg/d
Q 5.309798201518714 0.036853 au
  Orbit Determination Parameters
   # obs. used (total)      17  
   data-arc span      21 days  
   first obs. used      1997-03-08  
   last obs. used      1997-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .55556  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:18:01  

Additional Information
 Earth MOID = .187291 au 
 Jupiter MOID = .0148375 au 
 T_jup = 2.813 
[ 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 22.8   n/a MPO57664  

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