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52118 (4103 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2052118
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635534654520202 4.1569e-08  
a 2.4308331816444 9.4768e-09 au
q 2.033261990850698 1.0384e-07 au
i 2.336019926972147 3.9581e-06 deg
node 312.9405858744051 0.00011847 deg
peri 124.702325511228 0.0001199 deg
M 272.1604677655713 1.8686e-05 deg
tp 2459538.268133889650
(2021-Nov-19.76813389)
7.2822e-05 TDB
period 1384.303002385688
3.79
8.0952e-06
2.216e-08
d
yr
n .260058671677791 1.5208e-09 deg/d
Q 2.828404372438102 1.1027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      727  
   data-arc span      21850 days (59.82 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5653  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:43:07  

Additional Information
 Earth MOID = 1.04937 au 
 Jupiter MOID = 2.4142 au 
 T_jup = 3.488 
[ 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 16.15   n/a E2021B10  

52118 (4103 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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