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85140 (1981 ES19)
Classification: Main-belt Asteroid          SPK-ID: 2085140
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03667466176132819 3.9936e-08  
a 2.270873907874213 8.3652e-09 au
q 2.1875903754003 8.9368e-08 au
i 5.136038308504892 4.6836e-06 deg
node 351.9029380253089 3.9197e-05 deg
peri 227.9598646513271 6.6949e-05 deg
M 236.1949736455391 5.5448e-05 deg
tp 2459826.356732910123
(2022-Sep-03.85673291)
0.00019311 TDB
period 1249.936520384808
3.42
6.9066e-06
1.891e-08
d
yr
n .2880146264461251 1.5914e-09 deg/d
Q 2.354157440348125 8.672e-09 au
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      14560 days (39.86 yr)  
   first obs. used      1981-03-02  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:11:29  

Additional Information
 Earth MOID = 1.18438 au 
 Jupiter MOID = 2.61422 au 
 T_jup = 3.606 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO474738  

85140 (1981 ES19)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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Alternate Designations
 1981 ES19 = 1998 EH7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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