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29254 (1993 FR1)
Classification: Main-belt Asteroid          SPK-ID: 2029254
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09351640219025181 3.5293e-08  
a 3.194048363540645 2.0613e-08 au
q 2.895352452160663 1.1219e-07 au
i 5.907511134920554 4.1242e-06 deg
node 74.6804896167329 4.7367e-05 deg
peri 221.5115975613774 5.5084e-05 deg
M 106.3101911691235 2.9503e-05 deg
tp 2457984.780288843633
(2017-Aug-19.28028884)
0.00017024 TDB
period 2085.02208093734
5.71
2.0184e-05
5.526e-08
d
yr
n .1726600419685526 1.6714e-09 deg/d
Q 3.492744274920628 2.254e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1908  
   data-arc span      9752 days (26.70 yr)  
   first obs. used      1993-03-23  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49057  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:54:45  

Additional Information
 Earth MOID = 1.88209 au 
 Jupiter MOID = 1.67253 au 
 T_jup = 3.181 
[ 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 12.6   n/a MPO452581  
diameter diameter 15.411 km 0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

29254 (1993 FR1)          Discovered 1993-Mar-25 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FR1 = 1999 GC20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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