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100813 (1998 FE124)
Classification: Main-belt Asteroid          SPK-ID: 2100813
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 .1479993410514328 3.4951e-08  
a 2.806254903998047 1.5926e-08 au
q 2.390931027383985 1.0309e-07 au
i 7.699215267836035 3.8191e-06 deg
node 109.8741955217459 3.2305e-05 deg
peri 342.8856840277619 3.5905e-05 deg
M 323.0027481109877 1.5927e-05 deg
tp 2459176.963979299651
(2020-Nov-23.46397930)
7.6618e-05 TDB
period 1717.074358345548
4.70
1.4617e-05
4.002e-08
d
yr
n .2096589458984587 1.7848e-09 deg/d
Q 3.22157878061211 1.8283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      744  
   data-arc span      8255 days (22.60 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57955  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:06  

Additional Information
 Earth MOID = 1.40888 au 
 Jupiter MOID = 1.95921 au 
 T_jup = 3.294 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457132.5 (2015-Apr-20.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .14518895453328 3.4803e-08  
q 2.400337534899996 1.024e-07 au
tp 2457457.597912347851
(2016-Mar-10.09791235)
7.3609e-05 TDB
node 110.0281265605981 3.2346e-05 deg
peri 342.5311924068003 3.6127e-05 deg
i 7.691927229920576 3.8155e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      744  
   data-arc span      8255 days (22.60 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57955  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:06  

Additional Information
 Jupiter MOID = 1.95921 au 
 T_jup = 3.294 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.21124559468496E-15 -3.534686125063349E-15 -2.841114072917966E-13 -1.167785214595452E-14 -2.749574425291364E-14 -3.611756795322988E-16
q -3.534686125063349E-15 1.04859225776939E-14 1.052829082812347E-12 3.287503454586357E-14 1.202748895181974E-13 1.572384525256622E-15
tp -2.841114072917966E-13 1.052829082812347E-12 5.41823589432588E-9 -3.764671035671656E-12 1.205431239494696E-9 -7.328261276718051E-14
node -1.167785214595452E-14 3.287503454586357E-14 -3.764671035671656E-12 1.046237741757798E-9 -1.037558493658687E-9 6.205815496926397E-12
peri -2.749574425291364E-14 1.202748895181974E-13 1.205431239494696E-9 -1.037558493658687E-9 1.305159586303163E-9 -6.193850890065603E-12
i -3.611756795322988E-16 1.572384525256622E-15 -7.328261276718051E-14 6.205815496926397E-12 -6.193850890065603E-12 1.455783851191307E-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 15.1   n/a MPO453462  
diameter diameter 3.306 km 0.609 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.147   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100813 (1998 FE124)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 FE124 = 2001 WZ38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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