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78655 (2002 TA73)
Classification: Main-belt Asteroid          SPK-ID: 2078655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06513811180800012 5.4425e-08  
a 2.684031263259314 1.7295e-08 au
q 2.509198534736961 1.4018e-07 au
i 8.410643902022423 4.1016e-06 deg
node 261.0430897012787 4.0541e-05 deg
peri 310.3014200877195 5.5581e-05 deg
M 176.1026414543958 3.9264e-05 deg
tp 2458214.824606860998
(2018-Apr-06.32460686)
0.00017525 TDB
period 1606.126627028969
4.40
1.5524e-05
4.25e-08
d
yr
n .2241417295135266 2.1664e-09 deg/d
Q 2.858863991781667 1.8421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      738  
   data-arc span      8028 days (21.98 yr)  
   first obs. used      1998-11-24  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:06:49  

Additional Information
 Earth MOID = 1.51076 au 
 Jupiter MOID = 2.16613 au 
 T_jup = 3.357 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457222.5 (2015-Jul-19.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06438255337818119 5.4313e-08  
q 2.512352215890494 1.3978e-07 au
tp 2456612.603469519699
(2013-Nov-16.10346952)
0.00017981 TDB
node 261.0851327175232 4.0595e-05 deg
peri 311.3964879729633 5.6123e-05 deg
i 8.403109166117812 4.0992e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      738  
   data-arc span      8028 days (21.98 yr)  
   first obs. used      1998-11-24  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:06:49  

Additional Information
 Jupiter MOID = 2.16613 au 
 T_jup = 3.357 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.949921412648527E-15 -7.548985860253098E-15 -2.857640588019925E-12 -1.49568059668919E-15 -6.645871191756346E-13 4.791034487461573E-15
q -7.548985860253098E-15 1.953859768338109E-14 7.24503901604035E-12 6.725423183574239E-15 1.696467893249717E-12 -1.211523161354701E-14
tp -2.857640588019925E-12 7.24503901604035E-12 3.233183657142452E-8 1.997188533475297E-11 7.021561749555034E-9 -1.520278319377787E-11
node -1.49568059668919E-15 6.725423183574239E-15 1.997188533475297E-11 1.647949502530248E-9 -1.625408157623548E-9 -1.915147878273874E-11
peri -6.645871191756346E-13 1.696467893249717E-12 7.021561749555034E-9 -1.625408157623548E-9 3.149802689986372E-9 1.556015539803597E-11
i 4.791034487461573E-15 -1.211523161354701E-14 -1.520278319377787E-11 -1.915147878273874E-11 1.556015539803597E-11 1.680322698297219E-11

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 14.9   n/a MPO436332  
diameter diameter 2.694 km 0.451 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.352   0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78655 (2002 TA73)          Discovered 2002-Oct-03 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TA73 = 2000 GB170 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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