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JPL Small-Body Database Browser
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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 | Close-Approach Data ]

[ 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 .07728184704302016 4.7429e-08  
a 2.196542999591427 1.1177e-08 au
q 2.026790099473586 1.0445e-07 au
i 5.008714880988631 4.4318e-06 deg
node 115.1530242564881 7.0221e-05 deg
peri 13.65137435819403 8.337e-05 deg
M 66.41243018802179 4.5504e-05 deg
tp 2458781.141300505147
(2019-Oct-24.64130051)
0.00014964 TDB
period 1189.071557757724
3.26
9.076e-06
2.485e-08
d
yr
n .3027572206662358 2.3109e-09 deg/d
Q 2.366295899709268 1.2041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      8398 days (22.99 yr)  
   first obs. used      1997-02-02  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59032  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:32:34  

Additional Information
 Earth MOID = 1.04221 au 
 Jupiter MOID = 2.65585 au 
 T_jup = 3.659 
[ 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 16.2   n/a MPO351441  

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

[ show close-approach data ]
Alternate Designations
 1997 EH37 = 2000 AN81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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