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437244 (2012 XG28)
Classification: Main-belt Asteroid          SPK-ID: 2437244
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07512352434701108 1.3088e-07  
a 2.880368953966759 8.4764e-08 au
q 2.663985486725062 4.2374e-07 au
i 2.677878297757255 1.133e-05 deg
node 45.54898454401288 0.00025604 deg
peri 317.4192165770322 0.00026962 deg
M 251.802186494699 8.4287e-05 deg
tp 2459537.144388500386
(2021-Nov-18.64438850)
0.00042565 TDB
period 1785.544213891843
4.89
7.8818e-05
2.158e-07
d
yr
n .2016192022572937 8.8999e-09 deg/d
Q 3.096752421208456 9.1132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      3241 days (8.87 yr)  
   first obs. used      2007-10-17  
   last obs. used      2016-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62321  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 13:19:04  

Additional Information
 Earth MOID = 1.66215 au 
 Jupiter MOID = 2.27718 au 
 T_jup = 3.289 
[ 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 17.1   n/a MPO386677  

437244 (2012 XG28)          Discovered 2007-Oct-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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