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JPL Small-Body Database Browser
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46455 (4054 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2046455
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1507490379909529 4.3541e-08  
a 2.730257301059855 1.4985e-08 au
q 2.318673639457306 1.1991e-07 au
i 4.332345454942577 5.0237e-06 deg
node 219.2798639307653 6.1031e-05 deg
peri 87.68235429283509 6.3398e-05 deg
M 40.818194343141 1.7942e-05 deg
tp 2458413.666357479671
(2018-Oct-22.16635748)
8.1746e-05 TDB
period 1647.797321505497
4.51
1.3566e-05
3.714e-08
d
yr
n .2184734707974211 1.7986e-09 deg/d
Q 3.141840962662403 1.7244e-08 au
  Orbit Determination Parameters
   # obs. used (total)      957  
   data-arc span      21537 days (58.97 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-09-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56958  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:11:33  

Additional Information
 Earth MOID = 1.30811 au 
 Jupiter MOID = 2.10995 au 
 T_jup = 3.334 
[ 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 14.5   n/a MPO449294  
rotation period rot_per 89.899 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

46455 (4054 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 ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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