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233550 (2007 JC31)
Classification: Main-belt Asteroid          SPK-ID: 2233550
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1946900174217074 7.856e-08  
a 2.570227436923498 2.2081e-08 au
q 2.069829812451112 2.1296e-07 au
i 12.57888183665747 6.1111e-06 deg
node 176.2616852255358 1.7913e-05 deg
peri 25.80561850726279 2.0649e-05 deg
M 83.7925894597321 1.1142e-05 deg
tp 2458650.184889318946
(2019-Jun-15.68488932)		 4.436e-05 TDB
period 1505.06674466464
4.12		 1.9396e-05
5.31e-08		 d
yr
n .2391920499713223 3.0824e-09 deg/d
Q 3.070625061395885 2.638e-08 au
   Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      6870 days (18.81 yr)  
   first obs. used      2000-10-02  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56299  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:21:14  

Additional Information
 Earth MOID = 1.07553 au 
 Jupiter MOID = 1.8988 au 
 T_jup = 3.370 
[ 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 15.9   n/a MPO475905  
diameter diameter 3.750 km 0.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233550 (2007 JC31)          Discovered 2007-May-12 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

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