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150298 (1999 TH213)
Classification: Main-belt Asteroid          SPK-ID: 2150298
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 .1070864804183609 4.0828e-08  
a 3.072980080495256 2.4125e-08 au
q 2.743905459279287 1.3475e-07 au
i 10.4784117251113 6.3997e-06 deg
node 356.1446482978977 2.2499e-05 deg
peri 74.20425641556264 3.8839e-05 deg
M 288.2458873760909 3.3009e-05 deg
tp 2459592.677200178822
(2022-Jan-13.17720018)
0.00018198 TDB
period 1967.60557550721
5.39
2.3171e-05
6.344e-08
d
yr
n .1829634986204992 2.1546e-09 deg/d
Q 3.402054701711224 2.6709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      523  
   data-arc span      9055 days (24.79 yr)  
   first obs. used      1996-02-18  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55016  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:57  

Additional Information
 Earth MOID = 1.78029 au 
 Jupiter MOID = 1.92375 au 
 T_jup = 3.196 
[ 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 15.02   n/a E2021B55  
diameter diameter 3.229 km 0.507 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150298 (1999 TH213)          Discovered 1999-Oct-15 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 1999 TH213 = 2004 RB31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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