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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1292895875776081 2.8727e-08  
a 2.722500842213127 1.1324e-08 au
q 2.370509831143701 8.1729e-08 au
i 18.44841697369547 6.7812e-07 deg
node 182.45730545 3.2187e-06 deg
peri 352.5493408215715 6.0286e-06 deg
M 5.440287449636719 3.6484e-06 deg
tp 2459175.704674863645
(2020-Nov-22.20467486)
1.6594e-05 TDB
period 1640.780405763998
4.49
1.0237e-05
2.803e-08
d
yr
n .2194077883520147 1.3689e-09 deg/d
Q 3.074491853282553 1.2788e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2255  
   data-arc span      10782 days (29.52 yr)  
   first obs. used      1991-09-15  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42742  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:36:52  

Additional Information
 Earth MOID = 1.37493 au 
 Jupiter MOID = 1.88829 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 12.80   n/a MPCxxxxx  

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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