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183817 (2004 BG71)
Classification: Main-belt Asteroid          SPK-ID: 2183817
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1329124623028815 4.9113e-08  
a 2.320801621361955 9.1534e-09 au
q 2.012338163350218 1.1689e-07 au
i 8.556951858607256 6.2309e-06 deg
node 350.6851203211585 2.1421e-05 deg
peri 47.94665963791252 3.2068e-05 deg
M 298.0400060514029 2.1158e-05 deg
tp 2459222.761541241883
(2021-Jan-08.26154124)
7.6107e-05 TDB
period 1291.384161745704
3.54
7.64e-06
2.092e-08
d
yr
n .2787706483199771 1.6492e-09 deg/d
Q 2.629265079373692 1.037e-08 au
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      7679 days (21.02 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48628  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:31:06  

Additional Information
 Earth MOID = 1.02934 au 
 Jupiter MOID = 2.80982 au 
 T_jup = 3.551 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457872.5 (2017-Apr-29.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342139952914959 4.9268e-08  
q 2.009044116586484 1.1749e-07 au
tp 2457930.882501803609
(2017-Jun-26.38250180)
7.3658e-05 TDB
node 350.7889644280528 2.142e-05 deg
peri 47.73543637479509 3.1784e-05 deg
i 8.557959004110367 6.2321e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      7679 days (21.02 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48628  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:31:06  

Additional Information
 Jupiter MOID = 2.80982 au 
 T_jup = 3.551 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.427323837251015E-15 -5.776780442406987E-15 -2.115488854517063E-12 1.1782137592275E-14 -6.504352666184966E-13 -2.756724875609821E-15
q -5.776780442406987E-15 1.380310143459178E-14 4.961926263201986E-12 -2.8047729693522E-14 1.525767442409206E-12 6.937079538769237E-15
tp -2.115488854517063E-12 4.961926263201986E-12 5.425539661658719E-9 -2.320643632483176E-11 1.733373112257398E-9 -2.733439455609852E-12
node 1.1782137592275E-14 -2.8047729693522E-14 -2.320643632483176E-11 4.588235098792334E-10 -4.60573785489805E-10 1.955577111752649E-11
peri -6.504352666184966E-13 1.525767442409206E-12 1.733373112257398E-9 -4.60573785489805E-10 1.010196759470075E-9 -2.028200738062611E-11
i -2.756724875609821E-15 6.937079538769237E-15 -2.733439455609852E-12 1.955577111752649E-11 -2.028200738062611E-11 3.883931510838361E-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 16.4   n/a MPO436908  

183817 (2004 BG71)          Discovered 2004-Jan-22 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 2004 BG71 = 1999 TH194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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