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216705 (2004 RU252)
Classification: Inner Main-belt Asteroid          SPK-ID: 2216705
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04588603729904548 5.5115e-08  
a 1.949338367062396 8.9037e-09 au
q 1.859890954042911 1.0712e-07 au
i 19.46135582725672 5.6363e-06 deg
node 226.7345167714507 1.3202e-05 deg
peri 3.655817560887873 5.2259e-05 deg
M 96.64082299842869 4.9172e-05 deg
tp 2458933.637597277775
(2020-Mar-25.13759728)
0.00013588 TDB
period 994.0981667919251
2.72
6.8109e-06
1.865e-08
d
yr
n .3621372737883257 2.4811e-09 deg/d
Q 2.038785780081882 9.3123e-09 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      7622 days (20.87 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-08-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5652  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:55:58  

Additional Information
 Earth MOID = .849054 au 
 Jupiter MOID = 2.94709 au 
 T_jup = 3.822 
[ 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 17.29   n/a E2021B55  

216705 (2004 RU252)          Discovered 2004-Sep-15 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ show close-approach data ]
Alternate Designations
 2004 RU252 = 2007 UO3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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