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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1679093134405174 3.6454e-08  
a 2.382781916318048 7.1968e-09 au
q 1.982690640670604 8.6595e-08 au
i 3.45586447204958 3.1484e-06 deg
node 115.2730098641574 8.6051e-05 deg
peri 148.3373616920339 8.7114e-05 deg
M 182.4244871587442 1.416e-05 deg
tp 2460059.182415907534
(2023-Apr-24.68241591)
5.3483e-05 TDB
period 1343.460401209591
3.68
6.0865e-06
1.666e-08
d
yr
n .2679647272639166 1.214e-09 deg/d
Q 2.782873191965491 8.4052e-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 = .967947 au 
 Jupiter MOID = 2.29004 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2097-Apr-29 10:43 < 00:01 Hebe 0.0410492422748766 0.0410367772139743 0.0410617102640596 7.26022910666095 7.26022908580153 2487092.946247273 0.655618816533876 828.373783327988 38.3713597185923 -41.4384335890887 106038.679309988 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 06:30:38 2021-Apr-13 06:30

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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