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79005 (4220 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2079005
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1325631889545775 4.3592e-08  
a 2.786903203934091 1.7468e-08 au
q 2.417462427912858 1.2184e-07 au
i 4.402519784216369 5.6667e-06 deg
node 309.7622089336268 6.5713e-05 deg
peri 98.10846722985694 6.9519e-05 deg
M 271.7387769520297 2.3341e-05 deg
tp 2459417.128230926653
(2021-Jul-21.62823093)
0.00011171 TDB
period 1699.343810951691
4.65
1.5977e-05
4.374e-08
d
yr
n .2118464772578232 1.9918e-09 deg/d
Q 3.156343979955324 1.9784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      21049 days (57.63 yr)  
   first obs. used      1960-09-24  
   last obs. used      2018-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60656  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:07:14  

Additional Information
 Earth MOID = 1.43229 au 
 Jupiter MOID = 2.22159 au 
 T_jup = 3.314 
[ 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 15.3   n/a MPO436333  

79005 (4220 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4220 P-L = 1998 YY19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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