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70481 (1999 TX43)
Classification: Main-belt Asteroid          SPK-ID: 2070481
[ 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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08472341257404185 4.8852e-08  
a 2.733087842304077 1.5144e-08 au
q 2.50153131343945 1.316e-07 au
i 9.119486975569348 5.1859e-06 deg
node 2.141647591059225 2.6587e-05 deg
peri 185.5376832326538 3.7717e-05 deg
M 41.99724934589488 2.5634e-05 deg
tp 2458807.970555276971
(2019-Nov-20.47055528)		 0.00011744 TDB
period 1650.360468359229
4.52		 1.3717e-05
3.756e-08		 d
yr
n .218134163355178 1.813e-09 deg/d
Q 2.964644371168703 1.6427e-08 au
   Orbit Determination Parameters
   # obs. used (total)      775  
   data-arc span      8538 days (23.38 yr)  
   first obs. used      1997-01-31  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54179  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:35:50  

Additional Information
 Earth MOID = 1.50292 au 
 Jupiter MOID = 1.99587 au 
 T_jup = 3.330 
[ 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 15.0   n/a MPO337793  
diameter diameter 2.605 km 0.437 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70481 (1999 TX43)          Discovered 1999-Oct-03 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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