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JPL Small-Body Database Browser
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71310 (2000 AJ74)
Classification: Main-belt Asteroid          SPK-ID: 2071310
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2227784786204315 5.1063e-08  
a 2.553711280617678 1.4644e-08 au
q 1.984799366685838 1.3208e-07 au
i 4.68466601104273 5.6533e-06 deg
node 188.052709173499 5.561e-05 deg
peri 165.662190897385 5.7097e-05 deg
M 334.6000911793172 1.3329e-05 deg
tp 2458705.668523342550
(2019-Aug-10.16852334)
5.5356e-05 TDB
period 1490.582846993866
4.08
1.2821e-05
3.51e-08
d
yr
n .2415162637394026 2.0774e-09 deg/d
Q 3.122623194549519 1.7906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      6788 days (18.58 yr)  
   first obs. used      1999-12-14  
   last obs. used      2018-07-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53271  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:16:18  

Additional Information
 Earth MOID = .979434 au 
 Jupiter MOID = 2.32338 au 
 T_jup = 3.399 
[ 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 MPO410530  

71310 (2000 AJ74)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 AJ74 = 2001 FW169 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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