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JPL Small-Body Database Browser
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146871 (2002 AT182)
Classification: Main-belt Asteroid          SPK-ID: 2146871
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06724596340727612 5.5419e-08  
a 2.999080770093528 3.0165e-08 au
q 2.797404694372353 1.6141e-07 au
i 11.61140505216242 6.7049e-06 deg
node 74.32100989126241 2.6337e-05 deg
peri 38.66045985867012 6.0965e-05 deg
M 120.1878713277937 5.4485e-05 deg
tp 2457967.157236492179
(2017-Aug-01.65723649)
0.00028411 TDB
period 1897.058266727863
5.19
2.8621e-05
7.836e-08
d
yr
n .1897674975587045 2.863e-09 deg/d
Q 3.200756845814703 3.2193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      6896 days (18.88 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:33:49  

Additional Information
 Earth MOID = 1.82415 au 
 Jupiter MOID = 1.99168 au 
 T_jup = 3.219 
[ 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 15.2   n/a MPO439881  

146871 (2002 AT182)          Discovered 2002-Jan-05 by LONEOS at Anderson Mesa
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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