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JPL Small-Body Database Browser
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212324 (2005 RH16)
Classification: Outer Main-belt Asteroid          SPK-ID: 2212324
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1214515495380223 6.2351e-08  
a 3.21486774874477 4.0828e-08 au
q 2.824417079099904 2.1101e-07 au
i 4.526170967823186 8.8721e-06 deg
node 341.7225475798608 7.5196e-05 deg
peri 229.9785239394795 8.2698e-05 deg
M 322.8383720079678 3.3786e-05 deg
tp 2459217.837829436477
(2021-Jan-03.33782944)
0.00019785 TDB
period 2105.441091383496
5.76
4.0108e-05
1.098e-07
d
yr
n .1709855485737871 3.2572e-09 deg/d
Q 3.605318418389635 4.5787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6254 days (17.12 yr)  
   first obs. used      2003-03-08  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54445  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:44:58  

Additional Information
 Earth MOID = 1.8217 au 
 Jupiter MOID = 1.39418 au 
 T_jup = 3.174 
[ 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 15.9   n/a MPO422825  

212324 (2005 RH16)          Discovered 2005-Sep-01 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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