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437922 (2002 NJ44)
Classification: Mars-crossing Asteroid          SPK-ID: 2437922
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2566996467019331 1.7066e-07  
a 2.214115328011292 1.4453e-08 au
q 1.645752705553459 3.7215e-07 au
i 3.027599405292497 8.6652e-06 deg
node 156.3107437025529 0.00012682 deg
peri 177.6620989889913 0.00013716 deg
M 130.6180461224122 3.5306e-05 deg
tp 2458563.884180711396
(2019-Mar-21.38418071)
0.00011478 TDB
period 1203.368903532599
3.29
1.1783e-05
3.226e-08
d
yr
n .2991601319788033 2.9292e-09 deg/d
Q 2.782477950469125 1.8163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      5774 days (15.81 yr)  
   first obs. used      2002-06-24  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54306  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:47:56  

Additional Information
 Earth MOID = .635718 au 
 Jupiter MOID = 2.59828 au 
 T_jup = 3.609 
[ 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 18.3   n/a MPO446740  

437922 (2002 NJ44)          Discovered 2002-Jul-12 by NEAT at Palomar
Reference: Last Updated: 2015-07-06

Alternate Designations
 2002 NJ44 = 2005 JA111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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