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JPL Small-Body Database Browser
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85043 (4817 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2085043
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09550915515691299 6.3862e-08  
a 2.424642537385431 1.237e-08 au
q 2.193066977082235 1.5317e-07 au
i 7.307991609128408 5.824e-06 deg
node 182.1571823119456 3.4612e-05 deg
peri 241.5494950937913 4.4509e-05 deg
M 246.1005018115765 2.7338e-05 deg
tp 2459436.804122868624
(2021-Aug-10.30412287)
0.00010537 TDB
period 1379.01822862174
3.78
1.0553e-05
2.889e-08
d
yr
n .2610552873980514 1.9978e-09 deg/d
Q 2.656218097688627 1.3552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      636  
   data-arc span      21430 days (58.67 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:25:33  

Additional Information
 Earth MOID = 1.21622 au 
 Jupiter MOID = 2.6089 au 
 T_jup = 3.494 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO436370  

85043 (4817 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 4817 P-L = 1981 EE41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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