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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2430495347242534 4.7875e-08  
a 2.75494853785277 1.8921e-08 au
q 2.085359577538392 1.3797e-07 au
i 6.687776230301251 4.6194e-06 deg
node 253.4672920057826 4.0041e-05 deg
peri 289.5772115516285 4.1384e-05 deg
M 303.9793934890647 1.3651e-05 deg
tp 2459260.404601500017
(2021-Feb-14.90460150)
6.5192e-05 TDB
period 1670.200705908853
4.57
1.7206e-05
4.711e-08
d
yr
n .2155429576375991 2.2205e-09 deg/d
Q 3.424537498167148 2.3519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1998-02-25  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56128  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:09  

Additional Information
 Earth MOID = 1.09888 au 
 Jupiter MOID = 1.62401 au 
 T_jup = 3.291 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457166.5 (2015-May-24.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2438935429958957 4.7878e-08  
q 2.081630628269712 1.379e-07 au
tp 2457591.428178590003
(2016-Jul-21.92817859)
5.4342e-05 TDB
node 253.5131316436027 4.0061e-05 deg
peri 289.6932193194741 4.1399e-05 deg
i 6.687802507800966 4.6197e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1998-02-25  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56128  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:09  

Additional Information
 Jupiter MOID = 1.62401 au 
 T_jup = 3.291 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.292304131963113E-15 -6.572367459284162E-15 -9.897757173311916E-13 1.881138480298394E-14 -1.194380635152431E-13 -1.957654305276038E-15
q -6.572367459284162E-15 1.901714424302524E-14 3.133311693923002E-12 -5.689847130302126E-14 3.927691349330396E-13 6.694334561572368E-15
tp -9.897757173311916E-13 3.133311693923002E-12 2.953036707240803E-9 -3.124707604291752E-11 5.862228148114481E-10 4.170432250232009E-12
node 1.881138480298394E-14 -5.689847130302126E-14 -3.124707604291752E-11 1.604875600849147E-9 -1.599098794167031E-9 4.449431775194872E-12
peri -1.194380635152431E-13 3.927691349330396E-13 5.862228148114481E-10 -1.599098794167031E-9 1.713876682591541E-9 -3.704847507518734E-12
i -1.957654305276038E-15 6.694334561572368E-15 4.170432250232009E-12 4.449431775194872E-12 -3.704847507518734E-12 2.134151684897937E-11

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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