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JPL Small-Body Database Browser
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65505 (4085 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2065505
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899152869868599 3.3316e-08  
a 2.68111359107208 1.3479e-08 au
q 2.171929133979256 8.9461e-08 au
i 12.02804251798455 5.7945e-06 deg
node 203.0127477834711 1.8579e-05 deg
peri 90.86484725351583 2.4763e-05 deg
M 266.7129362708885 1.715e-05 deg
tp 2459416.018314823895
(2021-Jul-20.51831482)
7.7808e-05 TDB
period 1603.508432540812
4.39
1.2092e-05
3.311e-08
d
yr
n .2245077061612754 1.693e-09 deg/d
Q 3.190298048164905 1.6038e-08 au
  Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      21762 days (59.58 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:51:37  

Additional Information
 Earth MOID = 1.19701 au 
 Jupiter MOID = 2.12989 au 
 T_jup = 3.319 
[ 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 15.1   n/a MPO385233  

65505 (4085 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

Alternate Designations
 4085 P-L = 1999 NX57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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