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78672 (2002 TK112)
Classification: Main-belt Asteroid          SPK-ID: 2078672
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 .09379576493360081 5.8225e-08  
a 2.229644810796081 1.1678e-08 au
q 2.020513570237229 1.3557e-07 au
i 5.888959678210708 4.9576e-06 deg
node 133.6584251493236 4.5671e-05 deg
peri 21.58935020370568 5.2063e-05 deg
M 314.8085767184943 2.7604e-05 deg
tp 2459153.153045017440
(2020-Oct-30.65304502)
9.389e-05 TDB
period 1216.051458790156
3.33
9.5536e-06
2.616e-08
d
yr
n .2960401037289676 2.3258e-09 deg/d
Q 2.438776051354933 1.2773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      627  
   data-arc span      7415 days (20.30 yr)  
   first obs. used      1999-10-09  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55353  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:28:35  

Additional Information
 Earth MOID = 1.03201 au 
 Jupiter MOID = 2.54531 au 
 T_jup = 3.630 
[ 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 15.9   n/a MPO453208  
diameter diameter 2.537 km 0.257 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.144   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78672 (2002 TK112)          Discovered 2002-Oct-03 by LINEAR at Socorro
Reference: 20040415/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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