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JPL Small-Body Database Browser
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160229 (2002 GN144)
Classification: Main-belt Asteroid          SPK-ID: 2160229
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2729542064303911 5.9686e-08  
a 3.104713363742386 2.4577e-08 au
q 2.257268791348253 1.9282e-07 au
i 12.90726405724848 6.3578e-06 deg
node 89.11202208972654 2.9883e-05 deg
peri 70.21798564691539 3.2203e-05 deg
M 66.16286618747991 1.0727e-05 deg
tp 2458233.266321168335
(2018-Apr-24.76632117)
5.9178e-05 TDB
period 1998.161990213424
5.47
2.3726e-05
6.496e-08
d
yr
n .1801655730432288 2.1393e-09 deg/d
Q 3.952157936136519 3.1285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      392  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2000-11-20  
   last obs. used      2018-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59894  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:48:47  

Additional Information
 Earth MOID = 1.30565 au 
 Jupiter MOID = 1.34407 au 
 T_jup = 3.125 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO268126  

160229 (2002 GN144)          Discovered 2002-Apr-11 by NEAT at Palomar
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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