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46997 (1998 TL29)
Classification: Main-belt Asteroid          SPK-ID: 2046997
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1252095043058141 3.3367e-08  
a 3.071421913259738 2.0059e-08 au
q 2.686850697986471 1.0076e-07 au
i 9.408480128362338 5.2433e-06 deg
node 221.2269676754695 2.3833e-05 deg
peri 72.19031932140908 3.2115e-05 deg
M 131.68904093215 2.1517e-05 deg
tp 2458481.291554521642
(2018-Dec-28.79155452)
0.0001168 TDB
period 1966.109241433458
5.38
1.9261e-05
5.273e-08
d
yr
n .1831027454697939 1.7938e-09 deg/d
Q 3.455993128533005 2.2571e-08 au
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      22023 days (60.30 yr)  
   first obs. used      1960-10-25  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50748  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:35  

Additional Information
 Earth MOID = 1.68817 au 
 Jupiter MOID = 1.75411 au 
 T_jup = 3.198 
[ 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 14.48   n/a E2021B10  
diameter diameter 4.950 km 0.952 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.125   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46997 (1998 TL29)          Discovered 1998-Oct-15 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 TL29 = 2001 FU135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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