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312711 (2010 PO71)
Classification: Main-belt Asteroid          SPK-ID: 2312711
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01884085256276414 8.3087e-08  
a 3.132866247707706 6.7284e-08 au
q 3.073840376635785 2.5231e-07 au
i 11.96605528634688 1.0129e-05 deg
node 305.3804574329533 3.7774e-05 deg
peri 233.126574291472 0.00025631 deg
M 128.1966055478429 0.0002504 deg
tp 2458279.250985557724
(2018-Jun-09.75098556)
0.0014119 TDB
period 2025.401874641044
5.55
6.5249e-05
1.786e-07
d
yr
n .1777425036025513 5.726e-09 deg/d
Q 3.191892118779627 6.8552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      7587 days (20.77 yr)  
   first obs. used      1998-08-22  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60246  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:02:15  

Additional Information
 Earth MOID = 2.09608 au 
 Jupiter MOID = 1.87865 au 
 T_jup = 3.179 
[ 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 15.5   n/a MPO397107  
diameter diameter 5.830 km 1.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.030   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

312711 (2010 PO71)          Discovered 1998-Aug-22 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2010 PO71 = 1998 QF107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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