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52928 (1998 SX122)
Classification: Main-belt Asteroid          SPK-ID: 2052928
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .238416343501182 5.135e-08  
a 2.382037821044876 1.6498e-08 au
q 1.814121073669834 1.2218e-07 au
i 1.532876134429874 5.4184e-06 deg
node 231.68285577172 0.00018872 deg
peri 106.2700240294996 0.00018933 deg
M 344.5994330274294 2.3822e-05 deg
tp 2459057.945447235031
(2020-Jul-27.44544723)
8.9335e-05 TDB
period 1342.831146505463
3.68
1.3951e-05
3.82e-08
d
yr
n .2680902963390828 2.7852e-09 deg/d
Q 2.949954568419919 2.0431e-08 au
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      15539 days (42.54 yr)  
   first obs. used      1976-10-24  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57179  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:48:05  

Additional Information
 Earth MOID = .805765 au 
 Jupiter MOID = 2.4484 au 
 T_jup = 3.498 
[ 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 16.2   n/a MPO432086  

52928 (1998 SX122)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SX122 = 1976 UW19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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