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JPL Small-Body Database Browser
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65999 (1998 ND)
Classification: Mars-crossing Asteroid          SPK-ID: 2065999
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3360311940182545 4.7672e-08  
a 2.282285100871825 1.0479e-08 au
q 1.515366113335793 1.0876e-07 au
i 22.45674110384541 9.8188e-06 deg
node 276.5104980248369 1.3577e-05 deg
peri 79.56004360032546 2.3618e-05 deg
M 353.2141681288972 1.7658e-05 deg
tp 2458624.238532297242
(2019-May-20.73853230)
6.188e-05 TDB
period 1259.369785361095
3.45
8.6733e-06
2.375e-08
d
yr
n .2858572630411157 1.9687e-09 deg/d
Q 3.049204088407858 1.4e-08 au
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      10402 days (28.48 yr)  
   first obs. used      1991-06-15  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57563  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:57:52  

Additional Information
 Earth MOID = .667459 au 
 Jupiter MOID = 2.77335 au 
 T_jup = 3.433 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO344782  

65999 (1998 ND)          Discovered 1998-Jul-01 by LONEOS at Anderson Mesa
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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