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186698 (2004 BU41)
Classification: Main-belt Asteroid          SPK-ID: 2186698
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270267529812082 4.7196e-08  
a 2.38665239938514 1.2452e-08 au
q 2.083483694596436 1.0958e-07 au
i 6.736297785596261 4.1674e-06 deg
node 98.93727810600046 4.5091e-05 deg
peri 100.6623856515328 4.8517e-05 deg
M 210.440968774808 1.9203e-05 deg
tp 2459955.989997342832
(2023-Jan-11.48999734)
7.3054e-05 TDB
period 1346.735114512381
3.69
1.054e-05
2.886e-08
d
yr
n .2673131457854256 2.092e-09 deg/d
Q 2.689821104173844 1.4034e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      9067 days (24.82 yr)  
   first obs. used      1995-12-20  
   last obs. used      2020-10-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51415  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:20  

Additional Information
 Earth MOID = 1.09393 au 
 Jupiter MOID = 2.28945 au 
 T_jup = 3.514 
[ 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 16.61   n/a E2021B55  

186698 (2004 BU41)          Discovered 2004-Jan-19 by CSS at Catalina
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ 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
2165-Sep-17 20:15 00:08 Psych 0.0484910333314369 0.0484394250560322 0.0485426682119205 4.37802667279422 4.37802661580229 2512070.343837231 7.86240715758515 3134.83124356816 95.2182473181121 34.8693033831019 43562.7196104453 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 21:52:21 2021-Apr-13 21:52

Alternate Designations
 2004 BU41 = 1995 YG14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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