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129680 (1998 RF58)
Classification: Main-belt Asteroid          SPK-ID: 2129680
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07096395333267563 4.2429e-08  
a 2.770794610941424 1.9366e-08 au
q 2.574168071476147 1.2325e-07 au
i 4.250691271033236 5.2504e-06 deg
node 178.3779545367974 6.2771e-05 deg
peri 145.8424630013667 7.2986e-05 deg
M 282.9221309812823 3.8313e-05 deg
tp 2459361.188359610095
(2021-May-26.68835961)
0.00018017 TDB
period 1684.631543564105
4.61
1.7661e-05
4.835e-08
d
yr
n .2136965803444253 2.2404e-09 deg/d
Q 2.9674211504067 2.074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      8341 days (22.84 yr)  
   first obs. used      1997-06-26  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60308  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:46:15  

Additional Information
 Earth MOID = 1.56354 au 
 Jupiter MOID = 2.25783 au 
 T_jup = 3.330 
[ 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 MPO432775  
diameter diameter 4.157 km 0.325 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129680 (1998 RF58)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

Alternate Designations
 1998 RF58 = 1997 ME2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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