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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1023475033410556 3.7835e-08  
a 2.312182856036084 5.5252e-09 au
q 2.0755367134528 8.8078e-08 au
i 1.43018295603741 2.8212e-06 deg
node 276.8858612558341 0.00015174 deg
peri 42.46613612018562 0.00015246 deg
M 43.36639265673639 1.3905e-05 deg
tp 2459045.802787221556
(2020-Jul-15.30278722)
4.9729e-05 TDB
period 1284.197121053119
3.52
4.6031e-06
1.26e-08
d
yr
n .2803307950922507 1.0048e-09 deg/d
Q 2.548828998619369 6.0907e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2026  
   data-arc span      23656 days (64.77 yr)  
   first obs. used      1956-05-08  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48569  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:16:14  

Additional Information
 Earth MOID = 1.06067 au 
 Jupiter MOID = 2.6804 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 15.18   n/a E2021B10  

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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