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70320 (1999 RY147)
Classification: Main-belt Asteroid          SPK-ID: 2070320
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899273571139468 2.6165e-08  
a 2.319082284652275 7.1546e-09 au
q 1.878625115398495 6.1688e-08 au
i 8.910576381658462 4.2198e-06 deg
node 319.6119249273974 1.8547e-05 deg
peri 86.69594965616417 2.1745e-05 deg
M 269.3508368359326 1.1724e-05 deg
tp 2459325.313418949823
(2021-Apr-20.81341895)
4.2489e-05 TDB
period 1289.949368978704
3.53
5.9695e-06
1.634e-08
d
yr
n .2790807210402561 1.2915e-09 deg/d
Q 2.759539453906056 8.5135e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1710  
   data-arc span      12807 days (35.06 yr)  
   first obs. used      1985-10-15  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43462  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:28  

Additional Information
 Earth MOID = .91282 au 
 Jupiter MOID = 2.68688 au 
 T_jup = 3.539 
[ 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 14.4   n/a MPO474582  
diameter diameter 3.278 km 0.368 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.343   0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

70320 (1999 RY147)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RY147 = 1985 TL2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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