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JPL Small-Body Database Browser
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268975 (2007 EK42)
Classification: Main-belt Asteroid          SPK-ID: 2268975
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06256294981386312 6.0965e-08  
a 2.625588395709752 2.7702e-08 au
q 2.461323840677101 1.5615e-07 au
i 8.540295540718139 6.6704e-06 deg
node 5.391186498186431 4.4357e-05 deg
peri 257.3183930629929 7.2444e-05 deg
M 232.6477423886727 6.0362e-05 deg
tp 2459150.221269465396
(2020-Oct-27.72126947)
0.00026243 TDB
period 1553.954839273619
4.25
2.4593e-05
6.733e-08
d
yr
n .2316669641237956 3.6664e-09 deg/d
Q 2.789852950742403 2.9435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      6702 days (18.35 yr)  
   first obs. used      2000-09-21  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65749  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:01:53  

Additional Information
 Earth MOID = 1.46355 au 
 Jupiter MOID = 2.26747 au 
 T_jup = 3.384 
[ 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 16.4   n/a MPO423033  

268975 (2007 EK42)          Discovered 2007-Mar-09 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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