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183974 (2004 EM15)
Classification: Main-belt Asteroid          SPK-ID: 2183974
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1616564619526192 7.1566e-08  
a 2.591761929860199 1.9698e-08 au
q 2.172786866055507 1.9574e-07 au
i 11.99709936206719 7.0581e-06 deg
node 60.91030675502501 2.2258e-05 deg
peri 50.61854952744501 3.0241e-05 deg
M 9.576558609030997 1.8497e-05 deg
tp 2458959.958663993098
(2020-Apr-20.45866399)
7.8221e-05 TDB
period 1524.0214735094
4.17
1.7374e-05
4.757e-08
d
yr
n .2362171440872284 2.6929e-09 deg/d
Q 3.010736993664891 2.2882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      8660 days (23.71 yr)  
   first obs. used      1996-05-11  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54882  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:44:24  

Additional Information
 Earth MOID = 1.21032 au 
 Jupiter MOID = 2.21755 au 
 T_jup = 3.370 
[ 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 16.1   n/a MPO417994  

183974 (2004 EM15)          Discovered 2004-Mar-11 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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