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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2382215874318526 4.8718e-08  
a 2.381486685061796 7.564e-09 au
q 1.814165146498554 1.1682e-07 au
i 1.532932986605923 4.0047e-06 deg
node 231.6766374975678 0.00015069 deg
peri 106.2881708019119 0.00015094 deg
M 38.22431036521628 7.42e-06 deg
tp 2459057.969495827867
(2020-Jul-27.46949583)
2.7851e-05 TDB
period 1342.365133908608
3.68
6.3953e-06
1.751e-08
d
yr
n .2681833659905754 1.2777e-09 deg/d
Q 2.948808223625037 9.3658e-09 au
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      16151 days (44.22 yr)  
   first obs. used      1976-10-24  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45647  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:49:05  

Additional Information
 Earth MOID = .803945 au 
 Jupiter MOID = 2.44989 au 
 T_jup = 3.499 
[ 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 16.32   n/a E2021B10  

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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