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52146 (7061 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2052146
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1288216144670136 4.771e-08  
a 2.433667872933984 9.0979e-09 au
q 2.120158848466125 1.1756e-07 au
i 5.571639210232584 4.9743e-06 deg
node 213.1686122691035 4.45e-05 deg
peri 179.0326133558185 4.7976e-05 deg
M 238.6308755498977 1.8353e-05 deg
tp 2459468.015601744936
(2021-Sep-10.51560174)
7.1784e-05 TDB
period 1386.725144395117
3.80
7.7761e-06
2.129e-08
d
yr
n .2596044367227727 1.4557e-09 deg/d
Q 2.747176897401842 1.027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1064  
   data-arc span      21375 days (58.52 yr)  
   first obs. used      1960-09-26  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54575  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:22:24  

Additional Information
 Earth MOID = 1.12601 au 
 Jupiter MOID = 2.67256 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 15.3   n/a MPO333272  

52146 (7061 P-L)          Discovered 1960-Oct-17 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 ]
Alternate Designations
 7061 P-L = 1996 BF18 = 1997 LJ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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