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70615 (1999 TZ204)
Classification: Main-belt Asteroid          SPK-ID: 2070615
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05386592735786608 3.669e-08  
a 2.710172312145691 1.6015e-08 au
q 2.564186367252351 9.8643e-08 au
i 2.75000936394603 4.3487e-06 deg
node 302.7690276034022 0.0001099 deg
peri 164.1421507572685 0.00012101 deg
M 161.0795684971628 5.0855e-05 deg
tp 2458271.325051245428
(2018-Jun-01.82505125)		 0.00022955 TDB
period 1629.647906315752
4.46		 1.4445e-05
3.955e-08		 d
yr
n .2209066133885783 1.9581e-09 deg/d
Q 2.85615825703903 1.6878e-08 au
   Orbit Determination Parameters
   # obs. used (total)      756  
   data-arc span      10460 days (28.64 yr)  
   first obs. used      1990-10-12  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48962  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:59:55  

Additional Information
 Earth MOID = 1.58111 au 
 Jupiter MOID = 2.20501 au 
 T_jup = 3.360 
[ 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 15.1   n/a MPO280196  
diameter diameter 3.008 km 0.695 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.135   0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70615 (1999 TZ204)          Discovered 1999-Oct-13 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TZ204 = 2001 DP66 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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