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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899273553286579 2.765e-08  
a 2.319082284315658 7.4807e-09 au
q 1.878625119266042 6.4537e-08 au
i 8.910576293811168 4.2329e-06 deg
node 319.6119293957451 2.0089e-05 deg
peri 86.6959456426677 2.2991e-05 deg
M 269.3508366767965 1.1758e-05 deg
tp 2459325.313419449318
(2021-Apr-20.81341945)
4.2639e-05 TDB
period 1289.949368697848
3.53
6.2415e-06
1.709e-08
d
yr
n .2790807211010194 1.3504e-09 deg/d
Q 2.759539449365273 8.9015e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1502  
   data-arc span      12714 days (34.81 yr)  
   first obs. used      1985-10-15  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:26:58  

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

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