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134361 (1994 RF)
Classification: Main-belt Asteroid          SPK-ID: 2134361
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1863223225204492 4.5895e-08  
a 2.798104004492306 1.8868e-08 au
q 2.27675476772153 1.2805e-07 au
i 4.359325289930472 6.5368e-06 deg
node 216.3209510778524 6.1634e-05 deg
peri 222.8892392976771 6.4035e-05 deg
M 121.9452938303982 1.8879e-05 deg
tp 2458421.395752780217
(2018-Oct-29.89575278)
8.6474e-05 TDB
period 1709.598808208811
4.68
1.7292e-05
4.734e-08
d
yr
n .210575720029415 2.1299e-09 deg/d
Q 3.319453241263081 2.2383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      468  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1994-09-04  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57832  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:18:56  

Additional Information
 Earth MOID = 1.29456 au 
 Jupiter MOID = 1.95426 au 
 T_jup = 3.296 
[ 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 15.6   n/a MPO426835  
diameter diameter 4.921 km 0.766 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.14758 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.042   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134361 (1994 RF)          Discovered 1994-Sep-04 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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Alternate Designations
 1994 RF = 1999 XG28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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