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312709 (2010 PR49)
Classification: Main-belt Asteroid          SPK-ID: 2312709
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04825766249018714 9.798e-08  
a 2.952205358977086 7.197e-08 au
q 2.809738829161848 3.0794e-07 au
i 10.84895217727187 1.2021e-05 deg
node 286.7753660507738 4.2146e-05 deg
peri 36.86711669832766 0.0001168 deg
M 314.1169975535038 0.00010314 deg
tp 2458836.638935737262
(2019-Dec-19.13893574)
0.00052807 TDB
period 1852.75619145769
5.07
6.7751e-05
1.855e-07
d
yr
n .1943051123832777 7.1053e-09 deg/d
Q 3.094671888792324 7.5443e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      5001 days (13.69 yr)  
   first obs. used      2005-10-25  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64548  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:02:15  

Additional Information
 Earth MOID = 1.80247 au 
 Jupiter MOID = 2.1167 au 
 T_jup = 3.240 
[ 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 15.8   n/a MPO440462  
diameter diameter 4.865 km 1.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.033   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

312709 (2010 PR49)          Discovered 2006-Dec-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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