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79031 (2073 T-2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2079031
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09221567605252946 5.1327e-08  
a 3.237064498989682 2.4839e-08 au
q 2.938556407789706 1.7205e-07 au
i 6.5225345147558 5.4034e-06 deg
node 3.495666815241142 4.1324e-05 deg
peri 336.3707726876699 4.7955e-05 deg
M 34.07830655802787 2.417e-05 deg
tp 2458799.127129517833
(2019-Nov-11.62712952)
0.00014271 TDB
period 2127.2839144791
5.82
2.4485e-05
6.704e-08
d
yr
n .1692298792604521 1.9478e-09 deg/d
Q 3.535572590189658 2.7129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      890  
   data-arc span      16845 days (46.12 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:34:32  

Additional Information
 Earth MOID = 1.9317 au 
 Jupiter MOID = 1.85714 au 
 T_jup = 3.168 
[ 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 14.1   n/a MPO366152  
diameter diameter 7.856 km 0.337 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79031 (2073 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2073 T-2 = 2002 RF86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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