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118436 (1999 TU275)
Classification: Main-belt Asteroid          SPK-ID: 2118436
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04719486443281309 4.5285e-08  
a 3.183268088879336 3.0351e-08 au
q 3.033034182971376 1.3868e-07 au
i 5.253244852787996 4.9331e-06 deg
node 202.0121904340689 5.5245e-05 deg
peri 275.9861721638467 8.3339e-05 deg
M 169.498177587584 6.6795e-05 deg
tp 2458223.778421366582
(2018-Apr-15.27842137)		 0.00037909 TDB
period 2074.475214498043
5.68		 2.9669e-05
8.123e-08		 d
yr
n .1735378651352596 2.4819e-09 deg/d
Q 3.333501994787297 3.1784e-08 au
   Orbit Determination Parameters
   # obs. used (total)      475  
   data-arc span      8481 days (23.22 yr)  
   first obs. used      1997-05-04  
   last obs. used      2020-07-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57635  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:11:35  

Additional Information
 Earth MOID = 2.05503 au 
 Jupiter MOID = 1.72313 au 
 T_jup = 3.191 
[ 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 14.89   n/a E2021B55  
diameter diameter 5.563 km 0.518 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118436 (1999 TU275)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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