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46732 (1997 TD19)
Classification: Main-belt Asteroid          SPK-ID: 2046732
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1040979023090338 5.1108e-08  
a 2.942003659701187 1.9104e-08 au
q 2.635747250140793 1.5561e-07 au
i 2.227105189464234 6.5416e-06 deg
node 169.5470847341227 9.6099e-05 deg
peri 145.0793701206836 9.9822e-05 deg
M 232.9123495779796 2.8328e-05 deg
tp 2459651.174953407650
(2022-Mar-12.67495341)
0.00014542 TDB
period 1843.160861412596
5.05
1.7953e-05
4.915e-08
d
yr
n .1953166473620194 1.9024e-09 deg/d
Q 3.248260069261582 2.1093e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1177  
   data-arc span      10042 days (27.49 yr)  
   first obs. used      1992-10-23  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52063  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:34:47  

Additional Information
 Earth MOID = 1.62234 au 
 Jupiter MOID = 1.99885 au 
 T_jup = 3.263 
[ 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 14.2   n/a MPO385114  
diameter diameter 3.969 km 0.734 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.282   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46732 (1997 TD19)          Discovered 1997-Oct-08 by Kawasato, N. at Uenohara
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 TD19 = 1999 AB9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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