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70328 (1999 RH161)
Classification: Main-belt Asteroid          SPK-ID: 2070328
[ 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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2103811408642902 3.4571e-08  
a 2.322618742779315 7.6438e-09 au
q 1.833983561880619 7.9275e-08 au
i 3.06831338841708 3.9358e-06 deg
node 254.0716885222184 7.7283e-05 deg
peri 343.4353635899893 7.7848e-05 deg
M 26.90929085793114 1.0206e-05 deg
tp 2458903.858187041771
(2020-Feb-24.35818704)		 3.6549e-05 TDB
period 1292.901133985412
3.54		 6.3824e-06
1.747e-08		 d
yr
n .2784435642733856 1.3745e-09 deg/d
Q 2.81125392367801 9.2519e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1029  
   data-arc span      10853 days (29.71 yr)  
   first obs. used      1991-02-17  
   last obs. used      2020-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5456  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:29  

Additional Information
 Earth MOID = .822273 au 
 Jupiter MOID = 2.20044 au 
 T_jup = 3.545 
[ 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 15.6   n/a MPO436273  

70328 (1999 RH161)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RH161 = 2002 JK53 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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