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70552 (1999 TF139)
Classification: Main-belt Asteroid          SPK-ID: 2070552
[ 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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06605253972207807 4.2348e-08  
a 2.796819913530327 1.4803e-08 au
q 2.612082855096366 1.1825e-07 au
i .781279289933697 4.8758e-06 deg
node 308.3869145369709 0.00028951 deg
peri 176.0290959629328 0.00029176 deg
M 57.6070953319033 3.4528e-05 deg
tp 2458727.118791746264
(2019-Aug-31.61879175)		 0.00016385 TDB
period 1708.422103289774
4.68		 1.3564e-05
3.714e-08		 d
yr
n .2107207576551346 1.673e-09 deg/d
Q 2.981556971964288 1.5781e-08 au
   Orbit Determination Parameters
   # obs. used (total)      787  
   data-arc span      10239 days (28.03 yr)  
   first obs. used      1992-04-07  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54052  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:39:37  

Additional Information
 Earth MOID = 1.62754 au 
 Jupiter MOID = 2.05055 au 
 T_jup = 3.323 
[ 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 MPO417315  
diameter diameter 3.379 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.129   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70552 (1999 TF139)          Discovered 1999-Oct-06 by LINEAR at Socorro
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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