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70343 (1999 RH176)
Classification: Main-belt Asteroid          SPK-ID: 2070343
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1845071569414298 3.8366e-08  
a 2.426806823424305 9.4093e-09 au
q 1.979043595988224 9.2259e-08 au
i 4.758290855744163 4.9527e-06 deg
node 196.3913578170719 4.706e-05 deg
peri 101.464941043327 4.8917e-05 deg
M 211.6654473779027 1.4257e-05 deg
tp 2459569.472220971555
(2021-Dec-20.97222097)
5.6167e-05 TDB
period 1380.865050852935
3.78
8.0309e-06
2.199e-08
d
yr
n .2607061419779106 1.5162e-09 deg/d
Q 2.874570050860386 1.1145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      772  
   data-arc span      8981 days (24.59 yr)  
   first obs. used      1995-06-24  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52889  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:08:44  

Additional Information
 Earth MOID = .970143 au 
 Jupiter MOID = 2.35134 au 
 T_jup = 3.482 
[ 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 MPO309684  

70343 (1999 RH176)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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