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65530 (6216 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2065530
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .12325207350661 3.3951e-08  
a 2.334175177672218 1.0085e-08 au
q 2.046483247096457 8.1449e-08 au
i 6.338913823090278 4.6373e-06 deg
node 335.6594342956179 3.5419e-05 deg
peri 309.3372479981094 4.0516e-05 deg
M 327.4192946556378 1.9323e-05 deg
tp 2459118.384465248833
(2020-Sep-25.88446525)
6.9832e-05 TDB
period 1302.562576255688
3.57
8.4416e-06
2.311e-08
d
yr
n .276378276608289 1.7911e-09 deg/d
Q 2.621867108247979 1.1328e-08 au
  Orbit Determination Parameters
   # obs. used (total)      597  
   data-arc span      21814 days (59.72 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55451  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:09:01  

Additional Information
 Earth MOID = 1.03715 au 
 Jupiter MOID = 2.5401 au 
 T_jup = 3.550 
[ 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 16.1   n/a MPO366002  

65530 (6216 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 6216 P-L = 1999 RA252 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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