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129963 Marvinwalthall (1999 TZ296)
Classification: Main-belt Asteroid          SPK-ID: 2129963
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1379028985863797 4.1158e-08  
a 2.390998800559028 1.7525e-08 au
q 2.061273135445381 9.5136e-08 au
i 2.865813137888732 4.5775e-06 deg
node 86.824010005753 0.00010936 deg
peri 232.0560694789068 0.0001132 deg
M 253.521217974804 3.4877e-05 deg
tp 2459399.918372958649
(2021-Jul-04.41837296)
0.00013426 TDB
period 1350.415655873004
3.70
1.4847e-05
4.065e-08
d
yr
n .2665845870746149 2.9309e-09 deg/d
Q 2.720724465672675 1.9941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      8073 days (22.10 yr)  
   first obs. used      1998-03-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57176  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:48:22  

Additional Information
 Earth MOID = 1.04955 au 
 Jupiter MOID = 2.55095 au 
 T_jup = 3.517 
[ 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 16.3   n/a MPO469356  
diameter diameter 3.417 km 0.311 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129963 Marvinwalthall           Discovered 1999 Oct. 2 by the Catalina Sky Survey.
Marvin Walthall (b. 1983) worked as an optical and stray light analyst on the OSIRIS-REx Asteroid Sample Return Mission OCAMS camera.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-11-14Last Updated: 2016-11-20

[ show close-approach data ]
Alternate Designations
 1999 TZ296 = 2002 LQ45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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