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70291 (1999 RY120)
Classification: Main-belt Asteroid          SPK-ID: 2070291
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2632657665142723 4.3902e-08  
a 2.33391453229894 9.2795e-09 au
q 1.71947473397446 1.0308e-07 au
i 5.382384917170382 4.2059e-06 deg
node 283.3227872668476 5.173e-05 deg
peri 69.84512741886384 5.2272e-05 deg
M 282.7506631577355 8.6932e-06 deg
tp 2459279.959004865786
(2021-Mar-06.45900487)
3.1999e-05 TDB
period 1302.344406620717
3.57
7.767e-06
2.126e-08
d
yr
n .2764245756881752 1.6486e-09 deg/d
Q 2.948354330623419 1.1722e-08 au
  Orbit Determination Parameters
   # obs. used (total)      879  
   data-arc span      10122 days (27.71 yr)  
   first obs. used      1992-09-30  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50513  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:34:46  

Additional Information
 Earth MOID = .723227 au 
 Jupiter MOID = 2.52481 au 
 T_jup = 3.516 
[ 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 15.7   n/a MPO436273  

70291 (1999 RY120)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RY120 = 2002 JH133 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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