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120208 Brentbarbee (2004 EK32)
Classification: Main-belt Asteroid          SPK-ID: 2120208
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1490878719661995 3.1485e-08  
a 2.313199420508465 8.747e-09 au
q 1.968329441471412 7.2142e-08 au
i 4.483481873897525 4.2374e-06 deg
node 165.5732721396594 4.5613e-05 deg
peri 114.9750254524683 4.7725e-05 deg
M 190.1673987021716 1.4433e-05 deg
tp 2459806.728849632522
(2022-Aug-15.22884963)
5.2151e-05 TDB
period 1285.044121093013
3.52
7.2888e-06
1.996e-08
d
yr
n .2801460230749094 1.589e-09 deg/d
Q 2.658069399545518 1.0051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      726  
   data-arc span      7687 days (21.05 yr)  
   first obs. used      2000-02-03  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5512  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:24  

Additional Information
 Earth MOID = .955194 au 
 Jupiter MOID = 2.47405 au 
 T_jup = 3.564 
[ 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 16.2   n/a MPO532519  

120208 Brentbarbee           Discovered 2004 Mar. 15 by the Catalina Sky Survey.
Brent Barbee (b. 1981) is a member of the Flight Dynamics System team for the OSIRIS-REx Asteroid Sample Return Mission. He is also the creator of NASA's NHATS system to monitor the accessibility of near-Earth asteroids, and he works on research projects to develop systems to defend Earth from asteroid impacts.
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 2016-05-21Last Updated: 2016-05-24

[ 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
1970-Jun-18 04:59 < 00:01 Juno 0.0355520148987773 0.0355481646479427 0.0355558662872755 7.63793800578812 7.63793796098528 2440755.707876935 0.284599524986551 375.29940054306 35.1238691561004 59.6631135648277 130845.015857767 T 22 CATAB v2.0f-lin.ifort 2021-Apr-13 17:05:27 2021-Apr-13 17:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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