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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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09550909811433723 4.0549e-08  
a 2.424642531824485 1.1393e-08 au
q 2.193067110360265 1.0087e-07 au
i 7.307997792817134 4.7201e-06 deg
node 182.1572088089024 3.106e-05 deg
peri 241.5494840901468 3.9448e-05 deg
M 246.1004914979298 2.5663e-05 deg
tp 2459436.804160875140
(2021-Aug-10.30416088)
9.9459e-05 TDB
period 1379.018223877547
3.78
9.7201e-06
2.661e-08
d
yr
n .2610552882961515 1.8401e-09 deg/d
Q 2.656217953288704 1.2482e-08 au
  Orbit Determination Parameters
   # obs. used (total)      690  
   data-arc span      21859 days (59.85 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55393  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:54:37  

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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