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123198 (2000 UF20)
Classification: Main-belt Asteroid          SPK-ID: 2123198
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2368293575340929 3.5032e-08  
a 2.70043650283298 1.4092e-08 au
q 2.060893860805432 9.6309e-08 au
i 6.504892847348104 4.7812e-06 deg
node 201.5617334090028 3.5866e-05 deg
peri 278.4792145248562 3.7601e-05 deg
M 88.39314692874889 9.9896e-06 deg
tp 2458602.516124642091
(2019-Apr-29.01612464)
4.3984e-05 TDB
period 1620.874469423927
4.44
1.2687e-05
3.474e-08
d
yr
n .2221023322848358 1.7385e-09 deg/d
Q 3.339979144860527 1.7429e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      10436 days (28.57 yr)  
   first obs. used      1991-10-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55947  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:57:54  

Additional Information
 Earth MOID = 1.08861 au 
 Jupiter MOID = 1.82104 au 
 T_jup = 3.318 
[ 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 15.9   n/a MPO234007  
diameter diameter 2.030 km 0.458 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123198 (2000 UF20)          Discovered 2000-Oct-24 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2000 UF20 = 1993 FF72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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