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344903 (2004 RY144)
Classification: Main-belt Asteroid          SPK-ID: 2344903
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1737990932211699 5.5633e-08  
a 2.389366295407161 1.7553e-08 au
q 1.974096599892171 1.2959e-07 au
i 2.017990789764328 6.9386e-06 deg
node 144.5520114624477 0.00016151 deg
peri 138.5008333184191 0.00016307 deg
M 137.6498424211061 2.342e-05 deg
tp 2458484.682889298414
(2019-Jan-01.18288930)
8.5822e-05 TDB
period 1349.032854570838
3.69
1.4865e-05
4.07e-08
d
yr
n .2668578446998056 2.9405e-09 deg/d
Q 2.804635990922152 2.0603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      5586 days (15.29 yr)  
   first obs. used      2004-07-16  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56618  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 22:57:44  

Additional Information
 Earth MOID = .9582 au 
 Jupiter MOID = 2.33923 au 
 T_jup = 3.512 
[ 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 17.2   n/a MPO440552  

344903 (2004 RY144)          Discovered 2004-Sep-09 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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