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362281 (2009 RV21)
Classification: Main-belt Asteroid          SPK-ID: 2362281
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1645420920990276 7.1748e-08  
a 3.17484914775524 3.6574e-08 au
q 2.652452826884778 2.1694e-07 au
i 10.19134189449518 6.0031e-06 deg
node 197.9031791066515 2.6935e-05 deg
peri 351.4209243209753 3.1338e-05 deg
M 130.9150537134056 1.6363e-05 deg
tp 2458449.101789508539
(2018-Nov-26.60178951)
8.7854e-05 TDB
period 2066.250962773938
5.66
3.5704e-05
9.775e-08
d
yr
n .1742285939539022 3.0106e-09 deg/d
Q 3.697245468625702 4.2592e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      8945 days (24.49 yr)  
   first obs. used      1996-04-20  
   last obs. used      2020-10-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57842  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:38:55  

Additional Information
 Earth MOID = 1.6527 au 
 Jupiter MOID = 1.26736 au 
 T_jup = 3.156 
[ 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 E2021B25  

362281 (2009 RV21)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-04-29

[ show close-approach data ]
Alternate Designations
 2009 RV21 = 2004 TF25 = 2007 ED39 = 2013 EK119 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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