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102272 (1999 TG46)
Classification: Main-belt Asteroid          SPK-ID: 2102272
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1090526049088082 5.1903e-08  
a 3.16648477272758 2.9868e-08 au
q 2.821171359857562 1.6424e-07 au
i 16.4510497889423 5.9096e-06 deg
node 16.37109050888024 1.7961e-05 deg
peri 348.4530968662618 3.121e-05 deg
M 281.338207986436 2.745e-05 deg
tp 2459650.203086062488
(2022-Mar-11.70308606)
0.00016061 TDB
period 2058.090806710577
5.63
2.9119e-05
7.972e-08
d
yr
n .1749193956001309 2.4749e-09 deg/d
Q 3.511798185597598 3.3125e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      7563 days (20.71 yr)  
   first obs. used      1999-10-01  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61623  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:55:47  

Additional Information
 Earth MOID = 1.82067 au 
 Jupiter MOID = 1.95377 au 
 T_jup = 3.131 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.81   n/a E2021B55  
diameter diameter 6.683 km 0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102272 (1999 TG46)          Discovered 1999-Oct-04 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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