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JPL Small-Body Database Browser
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154853 (2004 RF61)
Classification: Main-belt Asteroid          SPK-ID: 2154853
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1434236428682144 4.6089e-08  
a 2.734139518298099 3.0696e-08 au
q 2.341999268473841 1.2288e-07 au
i 11.19617663106322 7.844e-06 deg
node 343.7750833270017 2.2902e-05 deg
peri 291.4712585182269 4.6058e-05 deg
M 233.300010083024 4.7481e-05 deg
tp 2459581.670437077588
(2022-Jan-02.17043708)
0.00022489 TDB
period 1651.313133371441
4.52
2.7809e-05
7.614e-08
d
yr
n .218008318788695 3.6714e-09 deg/d
Q 3.126279768122358 3.5099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      330  
   data-arc span      6566 days (17.98 yr)  
   first obs. used      2002-01-13  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5737  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 20:05:57  

Additional Information
 Earth MOID = 1.35371 au 
 Jupiter MOID = 2.14371 au 
 T_jup = 3.311 
[ 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 15.6   n/a MPO454006  

154853 (2004 RF61)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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