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78671 (2002 TZ108)
Classification: Main-belt Asteroid          SPK-ID: 2078671
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 .07446684043683154 4.3467e-08  
a 3.034695168819813 2.3527e-08 au
q 2.808711007908885 1.3581e-07 au
i 10.97934162767544 4.7767e-06 deg
node 132.4561544217259 2.4971e-05 deg
peri 305.7720781437977 4.5467e-05 deg
M 59.56769691202449 3.5579e-05 deg
tp 2458680.993759440760
(2019-Jul-16.49375944)
0.00019133 TDB
period 1930.95003775625
5.29
2.2455e-05
6.148e-08
d
yr
n .1864367243899886 2.168e-09 deg/d
Q 3.260679329730742 2.5279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      7801 days (21.36 yr)  
   first obs. used      1999-01-11  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54134  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:58  

Additional Information
 Earth MOID = 1.84124 au 
 Jupiter MOID = 1.91631 au 
 T_jup = 3.210 
[ 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 14.8   n/a MPO412654  
diameter diameter 4.916 km 0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78671 (2002 TZ108)          Discovered 2002-Oct-01 by NEAT at Haleakala
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TZ108 = 2000 HQ103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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