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266384 (2007 EV122)
Classification: Main-belt Asteroid          SPK-ID: 2266384
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04986210322742978 7.1376e-08  
a 2.622760391423538 2.233e-08 au
q 2.491984042045564 1.7615e-07 au
i 14.31590905004439 7.699e-06 deg
node 5.040723838612151 1.6428e-05 deg
peri 150.2265909861277 5.7504e-05 deg
M 53.29401994960168 5.5802e-05 deg
tp 2458770.825737318602
(2019-Oct-14.32573732)
0.00023989 TDB
period 1551.44488337516
4.25
1.9814e-05
5.425e-08
d
yr
n .2320417591740816 2.9634e-09 deg/d
Q 2.753536740801513 2.3444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      6237 days (17.08 yr)  
   first obs. used      2003-03-31  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58087  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:23:25  

Additional Information
 Earth MOID = 1.50538 au 
 Jupiter MOID = 2.21964 au 
 T_jup = 3.358 
[ 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 16.2   n/a MPO382358  
diameter diameter 3.490 km 0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266384 (2007 EV122)          Discovered 2007-Mar-14 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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