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JPL Small-Body Database Browser
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26003 Amundson (2001 FD104)
Classification: Main-belt Asteroid          SPK-ID: 2026003
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05543443769125094 4.8036e-08  
a 2.928697405298761 2.1878e-08 au
q 2.766346711468199 1.4526e-07 au
i 2.294860558057997 6.1321e-06 deg
node 37.24122358718176 0.0001475 deg
peri 81.16714471287825 0.00016305 deg
M 275.0307182626964 6.7076e-05 deg
tp 2459032.585434763965
(2020-Jul-02.08543476)
0.00034198 TDB
period 1830.670488611849
5.01
2.0513e-05
5.616e-08
d
yr
n .1966492616991815 2.2035e-09 deg/d
Q 3.091048099129324 2.309e-08 au
  Orbit Determination Parameters
   # obs. used (total)      707  
   data-arc span      17747 days (48.59 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56402  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:51:02  

Additional Information
 Earth MOID = 1.78397 au 
 Jupiter MOID = 1.94685 au 
 T_jup = 3.274 
[ 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 14.7   n/a MPO381468  

26003 Amundson           Discovered 2001 Mar. 18 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Lauren Amundson (b. 1984) is the librarian/archivist for Lowell Observatory. As such, she is the curator for the Observatory's historical collection which includes extensive material from Percival Lowell's personal research and travels.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-10-26Last Updated: 2019-04-09

[ show close-approach data ]
Alternate Designations
 2001 FD104 = 1993 QM9 = 2000 AF155 = 4210 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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