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215749 (2004 EN83)
Classification: Main-belt Asteroid          SPK-ID: 2215749
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06793275956022873 1.5591e-07  
a 2.967286131069662 4.5171e-08 au
q 2.765710195781306 4.8178e-07 au
i 8.151663174051125 1.1241e-05 deg
node 54.42178317939857 7.8703e-05 deg
peri 146.7315720728375 0.00010839 deg
M 331.3147028828417 8.3154e-05 deg
tp 2458749.262825605371
(2019-Sep-22.76282561)
0.00043297 TDB
period 1866.970978170541
5.11
4.2631e-05
1.167e-07
d
yr
n .1928257076351379 4.403e-09 deg/d
Q 3.168862066358019 4.8239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6340 days (17.36 yr)  
   first obs. used      2001-11-18  
   last obs. used      2019-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62638  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:37:19  

Additional Information
 Earth MOID = 1.76577 au 
 Jupiter MOID = 1.80238 au 
 T_jup = 3.245 
[ 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 15.8   n/a MPO433412  
diameter diameter 4.930 km 0.511 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215749 (2004 EN83)          Discovered 2004-Mar-14 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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