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JPL Small-Body Database Browser
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201939 (2004 EQ39)
Classification: Main-belt Asteroid          SPK-ID: 2201939
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1110042350326673 5.4092e-08  
a 2.974005157285132 3.185e-08 au
q 2.643877989817489 1.599e-07 au
i 1.910128348732309 6.1696e-06 deg
node 265.8069893332685 0.0001764 deg
peri 322.7983403988321 0.00017909 deg
M 295.6830179391569 3.0725e-05 deg
tp 2458935.183390485549
(2020-Mar-26.68339049)
0.0001615 TDB
period 1873.315829104347
5.13
3.0093e-05
8.239e-08
d
yr
n .192172614145966 3.0871e-09 deg/d
Q 3.304132324752775 3.5385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      6812 days (18.65 yr)  
   first obs. used      2000-07-31  
   last obs. used      2019-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53052  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:19:45  

Additional Information
 Earth MOID = 1.63411 au 
 Jupiter MOID = 1.68956 au 
 T_jup = 3.251 
[ 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 15.7   n/a MPO396542  

201939 (2004 EQ39)          Discovered 2004-Mar-15 by Spacewatch at Kitt Peak
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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