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183977 (2004 EP28)
Classification: Main-belt Asteroid          SPK-ID: 2183977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2094139895467777 4.8484e-08  
a 2.438977377070854 1.8118e-08 au
q 1.92822139412411 1.2209e-07 au
i 3.180569206213028 5.582e-06 deg
node 1.259187315672637 8.268e-05 deg
peri 344.5821648358038 8.3501e-05 deg
M 283.2467329328072 1.2539e-05 deg
tp 2459297.122748503827
(2021-Mar-23.62274850)
4.9771e-05 TDB
period 1391.265721208904
3.81
1.5503e-05
4.244e-08
d
yr
n .2587571838449289 2.8833e-09 deg/d
Q 2.949733360017597 2.1912e-08 au
  Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      6407 days (17.54 yr)  
   first obs. used      2002-12-06  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47721  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:29:27  

Additional Information
 Earth MOID = .921366 au 
 Jupiter MOID = 2.46643 au 
 T_jup = 3.470 
[ 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 16.6   n/a MPO469982  

183977 (2004 EP28)          Discovered 2004-Mar-15 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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