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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3362137027174684 4.7208e-08  
a 2.282588989764788 1.0197e-08 au
q 1.515151293733843 1.075e-07 au
i 22.4568606641193 9.7935e-06 deg
node 276.5101335089584 1.2949e-05 deg
peri 79.56652632778632 2.3159e-05 deg
M 107.5222544965218 1.8077e-05 deg
tp 2458624.285209668940
(2019-May-20.78520967)
6.1549e-05 TDB
period 1259.621323542495
3.45
8.4408e-06
2.311e-08
d
yr
n .2858001792058857 1.9152e-09 deg/d
Q 3.050026685795732 1.3626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      10459 days (28.64 yr)  
   first obs. used      1991-06-15  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56315  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:49:24  

Additional Information
 Earth MOID = .667981 au 
 Jupiter MOID = 2.77602 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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