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JPL Small-Body Database Browser
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20259 Alanhoffman (1998 FV10)
Classification: Main-belt Asteroid          SPK-ID: 2020259
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1027840058294397 3.84e-08  
a 2.31210130997171 8.0102e-09 au
q 2.074454275449323 8.9583e-08 au
i 1.430304311013917 3.6547e-06 deg
node 276.8982246546886 0.000168 deg
peri 42.85654416031677 0.00016906 deg
M 234.841895165331 2.0873e-05 deg
tp 2459046.942153234893
(2020-Jul-16.44215323)
7.5418e-05 TDB
period 1284.129185056515
3.52
6.6733e-06
1.827e-08
d
yr
n .280345625805675 1.4569e-09 deg/d
Q 2.549748344494098 8.8336e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1555  
   data-arc span      22999 days (62.97 yr)  
   first obs. used      1956-05-08  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 23:38:41  

Additional Information
 Earth MOID = 1.06077 au 
 Jupiter MOID = 2.68139 au 
 T_jup = 3.576 
[ 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 15.1   n/a MPO337429  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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