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JPL Small-Body Database Browser
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46454 (4029 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2046454
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2070813675476088 5.6587e-08  
a 2.456165635269056 1.2976e-08 au
q 1.947539496594099 1.3398e-07 au
i 6.819949105437723 5.2452e-06 deg
node 355.3637083427844 3.6581e-05 deg
peri 341.6894328848131 3.8655e-05 deg
M 100.976197219511 1.5794e-05 deg
tp 2458206.132231237292
(2018-Mar-28.63223124)
5.9517e-05 TDB
period 1405.99864783918
3.85
1.1142e-05
3.051e-08
d
yr
n .2560457654445605 2.029e-09 deg/d
Q 2.964791773944014 1.5663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      21305 days (58.33 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55427  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:37:43  

Additional Information
 Earth MOID = .939012 au 
 Jupiter MOID = 2.42526 au 
 T_jup = 3.453 
[ 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 15.5   n/a MPO452805  
diameter diameter 1.968 km 0.586 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.218   0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46454 (4029 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4029 P-L = 1999 XT132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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