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20259 Alanhoffman (1998 FV10)
Classification: Main-belt Asteroid          SPK-ID: 2020259
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021106304530166 6.599e-08  
a 2.313161055120718 1.196e-08 AU
q 2.076962721442976 1.5178e-07 AU
i 1.431511753915542 4.7992e-06 deg
node 277.0214080488502 0.00023153 deg
peri 42.29730743874364 0.00023244 deg
M 146.9459696363414 2.506e-05 deg
tp 2456475.979564916369
(2013-Jul-02.47956492)
8.8151e-05 JED
period 1285.012151727692
3.52
9.9662e-06
2.729e-08
d
yr
n .2801529927292764 2.1728e-09 deg/d
Q 2.54935938879846 1.3181e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      21502 days (58.87 yr)  
   first obs. used      1956-05-08  
   last obs. used      2015-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54739  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:06:00  

Additional Information
 Earth MOID = 1.06492 AU 
 T_jup = 3.576 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0 mag n/a PDS3 (MPO 7777)  

20259 Alanhoffman           Discovered 1998 Mar. 24 by the OCA-DLR Asteroid Survey at Caussols.
Alan Hoffman is a pioneer in infrared detectors. He has shared his IR expertise via his annual course, which has trained a generation of scientists and engineers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051215/MPCPages.arcLast Updated: 2006-03-22

Alternate Designations
 1998 FV10 = 1999 RW19 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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