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100803 (1998 FP98)
Classification: Main-belt Asteroid          SPK-ID: 2100803
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2429391326933604 4.7166e-08  
a 2.754742716387311 1.8326e-08 au
q 2.085507910074826 1.3543e-07 au
i 6.687371835077373 4.5907e-06 deg
node 253.4628446621688 4.0039e-05 deg
peri 289.5718769941467 4.131e-05 deg
M 347.0888850491808 1.3324e-05 deg
tp 2459260.393713255307
(2021-Feb-14.89371326)
6.2215e-05 TDB
period 1670.013539035416
4.57
1.6664e-05
4.562e-08
d
yr
n .2155671146282638 2.1511e-09 deg/d
Q 3.423977522699797 2.2778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      8361 days (22.89 yr)  
   first obs. used      1998-02-25  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:14  

Additional Information
 Earth MOID = 1.09852 au 
 Jupiter MOID = 1.62351 au 
 T_jup = 3.291 
[ 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 15.2   n/a MPO273082  
diameter diameter 4.306 km 1.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.079   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

100803 (1998 FP98)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 FP98 = 2001 XY154 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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