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74819 (1999 TG11)
Classification: Main-belt Asteroid          SPK-ID: 2074819
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2387420137322631 5.5232e-08  
a 2.658846929877406 1.656e-08 au
q 2.024068459632629 1.5144e-07 au
i 16.45088842462553 6.2023e-06 deg
node 9.638525985660287 1.5872e-05 deg
peri 344.229928090376 1.806e-05 deg
M 292.0505228968918 1.0999e-05 deg
tp 2459299.397338981250
(2021-Mar-25.89733898)
5.0125e-05 TDB
period 1583.574246936007
4.34
1.4795e-05
4.051e-08
d
yr
n .227333830855452 2.1239e-09 deg/d
Q 3.293625400122183 2.0514e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      9535 days (26.11 yr)  
   first obs. used      1993-03-23  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53973  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:22:33  

Additional Information
 Earth MOID = 1.02485 au 
 Jupiter MOID = 2.16685 au 
 T_jup = 3.288 
[ 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 MPO436306  
diameter diameter 5.946 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.022   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

74819 (1999 TG11)          Discovered 1999-Oct-09 by Juels, C. W. at Fountain Hills
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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