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382920 (2004 RO249)
Classification: Main-belt Asteroid          SPK-ID: 2382920
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2024619447459775 1.0384e-07  
a 2.589438066571266 4.7125e-08 au
q 2.065175399813984 2.5046e-07 au
i 6.455714556996135 1.0189e-05 deg
node 321.9263943269999 6.7928e-05 deg
peri 81.90136105369955 7.7205e-05 deg
M 243.8066786988653 4.7883e-05 deg
tp 2459491.730568236958
(2021-Oct-04.23056824)
0.00021382 TDB
period 1521.972197584286
4.17
4.1547e-05
1.137e-07
d
yr
n .2365352012155028 6.457e-09 deg/d
Q 3.113700733328549 5.6666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5322 days (14.57 yr)  
   first obs. used      2004-09-12  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59202  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:38:25  

Additional Information
 Earth MOID = 1.08577 au 
 Jupiter MOID = 2.34457 au 
 T_jup = 3.382 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO434374  

382920 (2004 RO249)          Discovered 2004-Sep-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

Alternate Designations
 2004 RO249 = 2010 DX48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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