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469703 (2005 EN253)
Classification: Main-belt Asteroid          SPK-ID: 2469703
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1509834288883696 1.467e-07  
a 2.288482398663958 1.6812e-08 au
q 1.942959479162993 3.2899e-07 au
i 5.603615631059336 8.1019e-06 deg
node 157.0995211933675 0.00010247 deg
peri 48.90682961424647 0.00011688 deg
M 119.3284429346783 3.7488e-05 deg
tp 2458581.357919675642
(2019-Apr-07.85791968)
0.0001333 TDB
period 1264.502789157889
3.46
1.3934e-05
3.815e-08
d
yr
n .2846968809295757 3.1373e-09 deg/d
Q 2.634005318164923 1.9351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      5192 days (14.21 yr)  
   first obs. used      2005-03-03  
   last obs. used      2019-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53121  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:59:08  

Additional Information
 Earth MOID = .944743 au 
 Jupiter MOID = 2.33039 au 
 T_jup = 3.579 
[ 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 18.0   n/a MPO477209  

469703 (2005 EN253)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

Alternate Designations
 2005 EN253 = 2012 FJ78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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