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JPL Small-Body Database Browser
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268972 (2007 EQ31)
Classification: Main-belt Asteroid          SPK-ID: 2268972
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 .1729792107699841 6.8726e-08  
a 2.558644510365304 3.3239e-08 au
q 2.116052202321361 1.6787e-07 au
i 8.570572519454052 6.414e-06 deg
node 140.1944682274058 4.4844e-05 deg
peri 138.6227999607749 5.0894e-05 deg
M 242.4971335719126 3.3277e-05 deg
tp 2459088.432013327915
(2020-Aug-26.93201333)
0.00014481 TDB
period 1494.904168193648
4.09
2.913e-05
7.975e-08
d
yr
n .2408181123978016 4.6926e-09 deg/d
Q 3.001236818409247 3.8988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      7252 days (19.85 yr)  
   first obs. used      1999-03-21  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61636  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:59:12  

Additional Information
 Earth MOID = 1.10774 au 
 Jupiter MOID = 2.17961 au 
 T_jup = 3.400 
[ 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 16.8   n/a MPO433745  

268972 (2007 EQ31)          Discovered 2007-Mar-10 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2007 EQ31 = 2004 PP30 = 2008 PB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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