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101359 (1998 TD38)
Classification: Main-belt Asteroid          SPK-ID: 2101359
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829303378710295 5.7108e-08  
a 2.581006470895502 1.4711e-08 au
q 2.108862085127274 1.4779e-07 au
i 13.32742068670973 6.2524e-06 deg
node 44.32018904035985 2.5105e-05 deg
peri 316.8154503320388 2.9557e-05 deg
M 101.6743616643229 2.0644e-05 deg
tp 2458572.749012672430
(2019-Mar-30.24901267)
8.439e-05 TDB
period 1514.544600204357
4.15
1.2949e-05
3.545e-08
d
yr
n .2376952121128855 2.0322e-09 deg/d
Q 3.05315085666373 1.7402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      513  
   data-arc span      7780 days (21.30 yr)  
   first obs. used      1998-10-14  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62492  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:19:04  

Additional Information
 Earth MOID = 1.12842 au 
 Jupiter MOID = 2.45662 au 
 T_jup = 3.364 
[ 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 15.3   n/a MPO459474  
diameter diameter 2.255 km 0.338 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.264   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101359 (1998 TD38)          Discovered 1998-Oct-14 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 TD38 = 2002 TK84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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