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JPL Small-Body Database Browser
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46830 (1998 PU)
Classification: Main-belt Asteroid          SPK-ID: 2046830
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2063654446457737 5.2614e-08  
a 2.394458904958151 1.0229e-08 au
q 1.90032532835043 1.2655e-07 au
i 6.111918343922015 5.3084e-06 deg
node 332.1341910759879 4.3087e-05 deg
peri 31.86035060341959 4.4547e-05 deg
M 188.951662259848 1.477e-05 deg
tp 2459243.522050350367
(2021-Jan-29.02205035)
5.822e-05 TDB
period 1353.348072156052
3.71
8.6724e-06
2.374e-08
d
yr
n .2660069551999842 1.7046e-09 deg/d
Q 2.888592481565873 1.234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1071  
   data-arc span      11546 days (31.61 yr)  
   first obs. used      1987-09-23  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56036  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:34:22  

Additional Information
 Earth MOID = .899916 au 
 Jupiter MOID = 2.57786 au 
 T_jup = 3.493 
[ 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 14.6   n/a MPO337633  

46830 (1998 PU)          Discovered 1998-Aug-15 by Comba, P. G. at Prescott
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 PU = 1987 SW30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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