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JPL Small-Body Database Browser
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233572 (2007 PR31)
Classification: Main-belt Asteroid          SPK-ID: 2233572
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06745429808275456 8.1378e-08  
a 2.85617140238575 3.4104e-08 au
q 2.663510365233783 2.3925e-07 au
i 5.257269044890376 9.5739e-06 deg
node 337.7607264024003 5.4159e-05 deg
peri 335.106619754423 7.1099e-05 deg
M 154.6460927874618 4.5789e-05 deg
tp 2457843.124455794892
(2017-Mar-30.62445579)
0.00022469 TDB
period 1763.091397909181
4.83
3.1578e-05
8.646e-08
d
yr
n .2041868053051122 3.6571e-09 deg/d
Q 3.048832439537718 3.6404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      5988 days (16.39 yr)  
   first obs. used      2002-07-26  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61176  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:58:56  

Additional Information
 Earth MOID = 1.64991 au 
 Jupiter MOID = 2.16295 au 
 T_jup = 3.294 
[ 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 15.7   n/a MPO427343  
rotation period rot_per 3.81 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

233572 (2007 PR31)          Discovered 2007-Aug-08 by LINEAR at Socorro
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2007 PR31 = 2003 UP318 = 2005 AT52 = 2007 TR347 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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