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183837 (2004 BU108)
Classification: Main-belt Asteroid          SPK-ID: 2183837
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1954319905301978 7.2332e-08  
a 2.408766147598653 1.4584e-08 au
q 1.938016184651692 1.7223e-07 au
i 9.607313540685928 6.7849e-06 deg
node 358.4042569905614 3.6011e-05 deg
peri 131.2464665671661 3.915e-05 deg
M 191.1984438613441 1.5673e-05 deg
tp 2459840.771735662511
(2022-Sep-18.27173566)
6.2406e-05 TDB
period 1365.495852711037
3.74
1.2401e-05
3.395e-08
d
yr
n .2636404931477901 2.3944e-09 deg/d
Q 2.879516110545614 1.7435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      9981 days (27.33 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5922  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:40:37  

Additional Information
 Earth MOID = .96647 au 
 Jupiter MOID = 2.18914 au 
 T_jup = 3.476 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457459.5 (2016-Mar-12.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1959699600042276 7.1858e-08  
q 1.935098471490962 1.7096e-07 au
tp 2457109.469096730572
(2015-Mar-27.96909673)
5.2421e-05 TDB
node 358.5632728892979 3.6072e-05 deg
peri 130.655742689837 3.9205e-05 deg
i 9.601961825973554 6.7785e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      9981 days (27.33 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5922  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:40:37  

Additional Information
 Jupiter MOID = 2.18914 au 
 T_jup = 3.476 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.163603371852991E-15 -1.225789641727351E-14 8.922371158650628E-13 4.258677292357134E-14 3.716525888083105E-13 -1.954543286800132E-14
q -1.225789641727351E-14 2.92263916020189E-14 -2.015756948486097E-12 -1.021429065432376E-13 -8.501303870177706E-13 4.680690863859243E-14
tp 8.922371158650628E-13 -2.015756948486097E-12 2.747983981874381E-9 -5.867759279322413E-12 8.308485284585388E-10 3.340356454668652E-12
node 4.258677292357134E-14 -1.021429065432376E-13 -5.867759279322413E-12 1.301217395656748E-9 -1.283107988235447E-9 -5.905536690423823E-11
peri 3.716525888083105E-13 -8.501303870177706E-13 8.308485284585388E-10 -1.283107988235447E-9 1.537000415453878E-9 5.896529133905418E-11
i -1.954543286800132E-14 4.680690863859243E-14 3.340356454668652E-12 -5.905536690423823E-11 5.896529133905418E-11 4.59485181190375E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.06   n/a E2021B55  

183837 (2004 BU108)          Discovered 2004-Jan-28 by CSS at Catalina
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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