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23698 (1997 NA3)
Classification: Main-belt Asteroid          SPK-ID: 2023698
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08781377319436948 5.5591e-08  
a 3.05896831278462 3.7684e-08 au
q 2.790348763156989 1.6474e-07 au
i 2.320483335442664 5.9107e-06 deg
node 268.5577232061579 0.00018591 deg
peri 11.79427323509707 0.00019284 deg
M 209.356728195352 5.635e-05 deg
tp 2458418.226614559400
(2018-Oct-26.72661456)
0.00031249 JED
period 1954.163486459148
5.35
3.6111e-05
9.887e-08
d
yr
n .1842220482035016 3.4042e-09 deg/d
Q 3.327587862412252 4.0993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      761  
   data-arc span      8616 days (23.59 yr)  
   first obs. used      1992-07-31  
   last obs. used      2016-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55263  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:46:22  

Additional Information
 Earth MOID = 1.77371 au 
 Jupiter MOID = 1.77299 au 
 T_jup = 3.227 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO309338  

23698 (1997 NA3)          Discovered 1997-Jul-04 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 NA3 = 1998 SO122 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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