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85025 (2544 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2085025
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1203127831779846 6.459e-08  
a 2.969758202306245 1.9369e-08 au
q 2.612458327621132 2.0152e-07 au
i 11.68087332365583 5.7843e-06 deg
node 8.656448533837235 2.0557e-05 deg
peri 352.7187169459368 2.7138e-05 deg
M 321.2693619528928 1.8598e-05 deg
tp 2459597.609327363137
(2022-Jan-18.10932736)
9.7526e-05 TDB
period 1869.304548060157
5.12
1.8288e-05
5.007e-08
d
yr
n .1925849912330148 1.8841e-09 deg/d
Q 3.327058076991357 2.17e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      22234 days (60.87 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55455  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:53:38  

Additional Information
 Earth MOID = 1.6096 au 
 Jupiter MOID = 2.12963 au 
 T_jup = 3.221 
[ 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 14.98   n/a MPO637168  

85025 (2544 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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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