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79052 (5142 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2079052
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2237131895603703 2.896e-08  
a 2.586317674392825 1.2642e-08 au
q 2.007724298238047 7.3777e-08 au
i 11.30135464103705 5.1301e-06 deg
node 314.0778859842825 1.7025e-05 deg
peri 262.7645142631177 2.1423e-05 deg
M 213.8929461664386 1.4284e-05 deg
tp 2459617.080678331262
(2022-Feb-06.58067833)
6.2452e-05 TDB
period 1519.221956608006
4.16
1.1139e-05
3.05e-08
d
yr
n .2369633998732999 1.7375e-09 deg/d
Q 3.164911050547603 1.5471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1334  
   data-arc span      16870 days (46.19 yr)  
   first obs. used      1973-09-20  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48348  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 07:35:05  

Additional Information
 Earth MOID = 1.03877 au 
 Jupiter MOID = 1.99103 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 14.1   n/a MPO502633  
diameter diameter 3.972 km 0.238 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.281   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79052 (5142 T-2)          Discovered 1973-Sep-25 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
 5142 T-2 = 2002 RD121 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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