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192647 (1999 RU71)
Classification: Main-belt Asteroid          SPK-ID: 2192647
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .15670019066004 4.4243e-08  
a 2.609731497676146 1.5144e-08 au
q 2.200786074418782 1.1954e-07 au
i 2.467493184872137 3.6282e-06 deg
node 54.58762136953376 0.00011542 deg
peri 260.9698537608557 0.00011687 deg
M 36.33356220899704 1.5348e-05 deg
tp 2459045.083313353655
(2020-Jul-14.58331335)
6.6384e-05 TDB
period 1539.898754513796
4.22
1.3404e-05
3.67e-08
d
yr
n .2337816034624078 2.0349e-09 deg/d
Q 3.01867692093351 1.7517e-08 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      7798 days (21.35 yr)  
   first obs. used      1999-09-07  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54511  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:00  

Additional Information
 Earth MOID = 1.1868 au 
 Jupiter MOID = 2.26146 au 
 T_jup = 3.391 
[ 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 15.94   n/a E2021B55  

192647 (1999 RU71)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 RU71 = 2002 EM149 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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