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JPL Small-Body Database Browser
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46080 (2001 EV9)
Classification: Main-belt Asteroid          SPK-ID: 2046080
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07091981072367162 4.1756e-08  
a 2.740128085756813 1.5643e-08 au
q 2.545798720556323 1.1778e-07 au
i 4.467598982198661 4.2171e-06 deg
node 140.0864070776208 6.237e-05 deg
peri 113.7085244555467 7.0566e-05 deg
M 288.5671235799707 3.3272e-05 deg
tp 2458929.238342215754
(2020-Mar-20.73834222)
0.00015381 TDB
period 1656.741393161765
4.54
1.4188e-05
3.884e-08
d
yr
n .2172940215569598 1.8608e-09 deg/d
Q 2.934457450957303 1.6753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      669  
   data-arc span      8951 days (24.51 yr)  
   first obs. used      1994-10-04  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59855  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:36:07  

Additional Information
 Earth MOID = 1.53487 au 
 Jupiter MOID = 2.0939 au 
 T_jup = 3.342 
[ 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 15.3   n/a MPO436103  
diameter diameter 2.688 km 0.503 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46080 (2001 EV9)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 EV9 = 1997 LR4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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