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17807 Ericpearce (1998 FT74)
Classification: Main-belt Asteroid          SPK-ID: 2017807
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294385569030231 4.0485e-08  
a 2.722907193563572 1.2949e-08 au
q 2.370458015847842 1.1563e-07 au
i 18.4467759402097 3.9567e-06 deg
node 182.4607614655912 1.1215e-05 deg
peri 352.5568455046384 1.8104e-05 deg
M 321.5606863182321 1.4312e-05 deg
tp 2459175.734982661048
(2020-Nov-22.23498266)
6.5562e-05 TDB
period 1641.147765546576
4.49
1.1707e-05
3.205e-08
d
yr
n .219358675408551 1.5648e-09 deg/d
Q 3.0753563712793 1.4625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2028  
   data-arc span      10655 days (29.17 yr)  
   first obs. used      1991-09-15  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43765  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:32:21  

Additional Information
 Earth MOID = 1.37531 au 
 Jupiter MOID = 1.88845 au 
 T_jup = 3.272 
[ 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 12.8   n/a MPO502304  

17807 Ericpearce           Discovered 1998 Mar. 19 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Eric C. Pearce (b. 1961) is the site manager at Socorro, New Mexico, for LINEAR.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 1998 FT74 = 1994 JP 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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