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152801 (1999 TQ143)
Classification: Main-belt Asteroid          SPK-ID: 2152801
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08037425921174239 7.368e-08  
a 3.069102333891841 2.9995e-08 au
q 2.822425507360255 2.4461e-07 au
i 11.68041831179644 6.6384e-06 deg
node 357.32445686375 1.7193e-05 deg
peri 16.47308802240679 3.7334e-05 deg
M 341.3634132767653 3.2592e-05 deg
tp 2459302.166846985069
(2021-Mar-28.66684698)
0.00017835 TDB
period 1963.8824135642
5.38
2.879e-05
7.882e-08
d
yr
n .1833103639574048 2.6873e-09 deg/d
Q 3.315779160423428 3.2406e-08 au
  Orbit Determination Parameters
   # obs. used (total)      617  
   data-arc span      7763 days (21.25 yr)  
   first obs. used      1999-09-08  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51251  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:43  

Additional Information
 Earth MOID = 1.82233 au 
 Jupiter MOID = 2.13069 au 
 T_jup = 3.195 
[ 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 14.99   n/a E2021B55  
diameter diameter 3.489 km 0.331 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.174   0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

152801 (1999 TQ143)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 1999 TQ143 = 2002 EY71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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