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66763 (1999 TZ189)
Classification: Main-belt Asteroid          SPK-ID: 2066763
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1008543541952145 4.8958e-08  
a 2.730098958300476 1.7831e-08 au
q 2.454756590972054 1.3734e-07 au
i 8.630722805952617 4.5361e-06 deg
node 291.425636645305 3.3698e-05 deg
peri 38.20024464514174 4.0947e-05 deg
M 301.6713929944779 2.5852e-05 deg
tp 2459467.459336834860
(2021-Sep-09.95933683)
0.00011968 TDB
period 1647.653976229041
4.51
1.6142e-05
4.419e-08
d
yr
n .2184924779072401 2.1406e-09 deg/d
Q 3.005441325628899 1.9629e-08 au
  Orbit Determination Parameters
   # obs. used (total)      791  
   data-arc span      7561 days (20.70 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5467  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:24:47  

Additional Information
 Earth MOID = 1.44738 au 
 Jupiter MOID = 2.29057 au 
 T_jup = 3.331 
[ 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 14.84   n/a MPCxxxxx  
diameter diameter 3.491 km 0.585 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.209   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66763 (1999 TZ189)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20030910/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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