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JPL Small-Body Database Browser
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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635437938681476 7.2366e-08  
a 2.898982715254259 3.1585e-08 au
q 2.424872083643393 2.0252e-07 au
i 15.11733312970853 7.7103e-06 deg
node 178.0188537619448 2.6879e-05 deg
peri 157.816879221593 3.7505e-05 deg
M 24.3005409854721 3.1092e-05 deg
tp 2458878.802878184931
(2020-Jan-30.30287818)
0.00015469 TDB
period 1802.880186067333
4.94
2.9464e-05
8.067e-08
d
yr
n .1996804905739615 3.2634e-09 deg/d
Q 3.373093346865124 3.6751e-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 = 1.42316 au 
 Jupiter MOID = 2.09182 au 
 T_jup = 3.217 
[ 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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