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305367 (2008 BL53)
Classification: Main-belt Asteroid          SPK-ID: 2305367
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09784644565987219 4.2453e-08  
a 2.983914282913239 3.0477e-08 au
q 2.691948876176453 1.3171e-07 au
i 12.03300682842234 4.9088e-06 deg
node 30.82493392528584 2.275e-05 deg
peri 252.3527007967039 3.7774e-05 deg
M 42.50029513976408 2.739e-05 deg
tp 2458978.236889949680
(2020-May-08.73688995)		 0.00014404 TDB
period 1882.686210883551
5.15		 2.8844e-05
7.897e-08		 d
yr
n .1912161452709906 2.9296e-09 deg/d
Q 3.275879689650026 3.3459e-08 au
   Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      2000-09-24  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51919  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:54:51  

Additional Information
 Earth MOID = 1.70487 au 
 Jupiter MOID = 1.89049 au 
 T_jup = 3.218 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457817.5 (2017-Mar-05.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09685337617763368 4.2702e-08  
q 2.694578654184138 1.3227e-07 au
tp 2457101.071446955139
(2015-Mar-19.57144696)		 0.00015508 TDB
node 30.94034177598876 2.2722e-05 deg
peri 253.259465984382 3.7891e-05 deg
i 12.04125223919916 4.911e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      2000-09-24  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51919  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:54:51  

Additional Information
 Jupiter MOID = 1.89049 au 
 T_jup = 3.218 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.823476055064689E-15 -5.526576896404593E-15 1.310734428809075E-12 -3.233814385208747E-15 3.027382356266197E-13 -5.902120388708828E-15
q -5.526576896404593E-15 1.749435111114399E-14 -5.73421379105615E-12 9.477976335620337E-15 -1.207600967459425E-12 2.010136490159273E-14
tp 1.310734428809075E-12 -5.73421379105615E-12 2.405124305225941E-8 6.848506694093757E-12 4.715676715719913E-9 -1.670432297663335E-11
node -3.233814385208747E-15 9.477976335620337E-15 6.848506694093757E-12 5.162997145262903E-10 -5.035365961416431E-10 -9.364646790798484E-12
peri 3.027382356266197E-13 -1.207600967459425E-12 4.715676715719913E-9 -5.035365961416431E-10 1.435753307613481E-9 5.897669927034902E-12
i -5.902120388708828E-15 2.010136490159273E-14 -1.670432297663335E-11 -9.364646790798484E-12 5.897669927034902E-12 2.411777259167332E-11

[ 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 15.54   n/a E2021B25  

305367 (2008 BL53)          Discovered 2008-Jan-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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