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295101 (2008 EL161)
Classification: Main-belt Asteroid          SPK-ID: 2295101
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .164197708285411 7.2456e-08  
a 2.901279239316894 3.2123e-08 au
q 2.424895837125019 2.0265e-07 au
i 15.11386495245128 7.7106e-06 deg
node 178.0543206614832 2.6881e-05 deg
peri 157.6736280339424 3.744e-05 deg
M 304.5811234916881 3.0338e-05 deg
tp 2458878.367618438353
(2020-Jan-29.86761844)
0.00015445 TDB
period 1805.02292612886
4.94
2.9978e-05
8.208e-08
d
yr
n .1994434501572085 3.3124e-09 deg/d
Q 3.377662641508768 3.7398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      9180 days (25.13 yr)  
   first obs. used      1994-06-03  
   last obs. used      2019-07-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53645  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:42:37  

Additional Information
 Earth MOID = 1.42234 au 
 Jupiter MOID = 2.08408 au 
 T_jup = 3.216 
[ 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 16.3   n/a MPO440399  
diameter diameter 2.350 km 0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295101 (2008 EL161)          Discovered 2008-Mar-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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