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85438 (1997 EH37)
Classification: Main-belt Asteroid          SPK-ID: 2085438
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0767566536504851 4.2143e-08  
a 2.197790504116729 9.9413e-09 au
q 2.029095459595916 9.0163e-08 au
i 5.008043805105053 3.9613e-06 deg
node 115.1523963034868 6.5095e-05 deg
peri 14.00379252157988 7.6793e-05 deg
M 185.9033246840306 4.1168e-05 deg
tp 2459972.027185363501
(2023-Jan-27.52718536)
0.00013758 TDB
period 1190.08468343712
3.26
8.0747e-06
2.211e-08
d
yr
n .302499481768199 2.0524e-09 deg/d
Q 2.366485548637542 1.0704e-08 au
  Orbit Determination Parameters
   # obs. used (total)      600  
   data-arc span      8954 days (24.51 yr)  
   first obs. used      1997-02-02  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57138  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:54:00  

Additional Information
 Earth MOID = 1.04505 au 
 Jupiter MOID = 2.65344 au 
 T_jup = 3.659 
[ 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 16.29   n/a E2021B10  

85438 (1997 EH37)          Discovered 1997-Mar-05 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 EH37 = 2000 AN81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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