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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021106303049551 6.6061e-08  
a 2.313161055138284 1.2065e-08 AU
q 2.076962721801239 1.5202e-07 AU
i 1.431511543604067 4.8045e-06 deg
node 277.0214462617665 0.00023711 deg
peri 42.29726933092464 0.00023803 deg
M 146.945969568766 2.5317e-05 deg
tp 2456475.979565151603
(2013-Jul-02.47956515)
8.9158e-05 JED
period 1285.012151742329
3.52
1.0054e-05
2.753e-08
d
yr
n .2801529927260853 2.1919e-09 deg/d
Q 2.549359388475329 1.3298e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1050  
   data-arc span      21472 days (58.79 yr)  
   first obs. used      1956-05-08  
   last obs. used      2015-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56229  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:00:26  

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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