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85943 (1999 EJ7)
Classification: Main-belt Asteroid          SPK-ID: 2085943
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874718724624836 4.3144e-08  
a 2.51450690524567 1.4419e-08 au
q 2.04310758739942 1.1186e-07 au
i 3.656009536397915 4.7687e-06 deg
node 320.8783641076333 6.9269e-05 deg
peri 6.897402513219675 7.1024e-05 deg
M 40.09640225987735 1.9314e-05 deg
tp 2459234.288895539852
(2021-Jan-19.78889554)
7.778e-05 TDB
period 1456.38995806084
3.99
1.2527e-05
3.43e-08
d
yr
n .2471865436914535 2.1262e-09 deg/d
Q 2.985906223091921 1.7122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      815  
   data-arc span      8235 days (22.55 yr)  
   first obs. used      1997-12-27  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60483  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:15:56  

Additional Information
 Earth MOID = 1.03098 au 
 Jupiter MOID = 2.35604 au 
 T_jup = 3.432 
[ 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 15.41   n/a E2021B10  

85943 (1999 EJ7)          Discovered 1999-Mar-12 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 EJ7 = 2001 UR175 = 2001 VP65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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