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30004 Mikewilliams (2000 BP33)
Classification: Main-belt Asteroid          SPK-ID: 2030004
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1680922727066474 3.6464e-08  
a 2.382390249965963 7.1992e-09 au
q 1.981928858375026 8.66e-08 au
i 3.455880247630303 3.1486e-06 deg
node 115.2729691599402 8.6058e-05 deg
peri 148.3191261997872 8.7118e-05 deg
M 129.9137266848045 1.4099e-05 deg
tp 2458715.803011130600
(2019-Aug-20.30301113)
5.2274e-05 TDB
period 1343.129170763704
3.68
6.0881e-06
1.667e-08
d
yr
n .2680308103168541 1.2149e-09 deg/d
Q 2.782851641556899 8.4093e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1079  
   data-arc span      18168 days (49.74 yr)  
   first obs. used      1971-04-16  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56554  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:30:32  

Additional Information
 Earth MOID = .965457 au 
 Jupiter MOID = 2.29124 au 
 T_jup = 3.516 
[ 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 15.75   n/a E2021B10  

30004 Mikewilliams           Discovered 2000 Jan. 30 by the Catalina Sky Survey.
Mike Williams (b. 1952) was a lead engineer at the University of Arizona's Lunar and Planetary Laboratory. He was instrumental in the design, fabrication and testing of instruments and hardware for ground-based observatories and numerous NASA spacecraft missions to Mars, as well as the OSIRIS-REx asteroid sample return mission.
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 2015-01-05Last Updated: 2015-01-07

[ show close-approach data ]
Alternate Designations
 2000 BP33 = 1997 JA17 = 1997 LH12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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