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324721 (2007 ES144)
Classification: Main-belt Asteroid          SPK-ID: 2324721
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1213521572845955 8.1475e-08  
a 3.052907544509445 4.5157e-08 au
q 2.682430627992806 2.7986e-07 au
i 10.3479327121985 9.1514e-06 deg
node 5.829145881907596 2.9358e-05 deg
peri 51.12608062547616 5.2205e-05 deg
M 348.1112187255881 4.5242e-05 deg
tp 2459460.843360816113
(2021-Sep-03.34336082)
0.00024549 TDB
period 1948.358655033511
5.33
4.3229e-05
1.184e-07
d
yr
n .1847709091290526 4.0996e-09 deg/d
Q 3.423384461026083 5.0637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      7171 days (19.63 yr)  
   first obs. used      2001-02-21  
   last obs. used      2020-10-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60567  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 07:18:17  

Additional Information
 Earth MOID = 1.70698 au 
 Jupiter MOID = 2.03407 au 
 T_jup = 3.200 
[ 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 16.51   n/a E2021B25  

324721 (2007 ES144)          Discovered 2007-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

Alternate Designations
 2007 ES144 = 2010 VL138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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