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146477 (2001 RG103)
Classification: Main-belt Asteroid          SPK-ID: 2146477
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1584901111431533 3.9635e-08  
a 2.639981754376869 1.5992e-08 au
q 2.221570752709782 1.0248e-07 au
i 5.028611345402938 4.5262e-06 deg
node 41.59088004316077 5.9354e-05 deg
peri 14.44623676562433 6.2679e-05 deg
M 78.22064219483008 1.9308e-05 deg
tp 2458660.077159358623
(2019-Jun-25.57715936)
8.327e-05 TDB
period 1566.7504023509
4.29
1.4236e-05
3.898e-08
d
yr
n .2297749529598473 2.0878e-09 deg/d
Q 3.058392756043955 1.8526e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      8218 days (22.50 yr)  
   first obs. used      1997-10-19  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:54:53  

Additional Information
 Earth MOID = 1.23364 au 
 Jupiter MOID = 2.29653 au 
 T_jup = 3.372 
[ 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 16.1   n/a MPO453930  
rotation period rot_per 9.076 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

146477 (2001 RG103)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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