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120012 (2003 AR7)
Classification: Main-belt Asteroid          SPK-ID: 2120012
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06315203986380752 5.7252e-08  
a 2.336954600818977 1.5093e-08 au
q 2.189371150708149 1.3772e-07 au
i 18.07810145248006 5.8169e-06 deg
node 251.3016016973514 2.0174e-05 deg
peri 199.2175369927422 5.8491e-05 deg
M 332.1991661321829 5.435e-05 deg
tp 2459101.269513528441
(2020-Sep-08.76951353)
0.00019722 TDB
period 1304.889811676982
3.57
1.2641e-05
3.461e-08
d
yr
n .2758853634831782 2.6726e-09 deg/d
Q 2.484538050929805 1.6046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      7679 days (21.02 yr)  
   first obs. used      1998-11-16  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57816  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 09:59:02  

Additional Information
 Earth MOID = 1.20913 au 
 Jupiter MOID = 2.77768 au 
 T_jup = 3.498 
[ 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 15.8   n/a MPO493685  

120012 (2003 AR7)          Discovered 2003-Jan-02 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2003 AR7 = 2004 LT24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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