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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328309652168451 4.8012e-08  
a 2.320308316500661 9.0228e-09 au
q 2.012099523219205 1.1442e-07 au
i 8.557818486489468 5.8411e-06 deg
node 350.6839679584346 2.0935e-05 deg
peri 48.03956809515245 3.037e-05 deg
M 353.722506006159 1.955e-05 deg
tp 2459223.011310430400
(2021-Jan-08.51131043)
7.013e-05 TDB
period 1290.972442649108
3.53
7.5302e-06
2.062e-08
d
yr
n .2788595543226863 1.6266e-09 deg/d
Q 2.628517109782117 1.0221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      7740 days (21.19 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-12-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48335  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:40:32  

Additional Information
 Earth MOID = 1.02803 au 
 Jupiter MOID = 2.80999 au 
 T_jup = 3.552 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458010.5 (2017-Sep-14.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342100715364747 4.8217e-08  
q 2.009046859694533 1.1511e-07 au
tp 2457930.827986587076
(2017-Jun-26.32798659)
6.7731e-05 TDB
node 350.7868782889826 2.0937e-05 deg
peri 47.71750675160823 3.0089e-05 deg
i 8.55768459950963 5.8418e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      7740 days (21.19 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-12-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48335  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:40:32  

Additional Information
 Jupiter MOID = 2.80999 au 
 T_jup = 3.552 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.324836558321634E-15 -5.539094751043395E-15 -1.838388975989576E-12 1.669855389643729E-14 -5.639809785567956E-13 -3.581263938587375E-15
q -5.539094751043395E-15 1.325057880705613E-14 4.309475664744925E-12 -3.996061870931442E-14 1.323308355585346E-12 8.943351351327102E-15
tp -1.838388975989576E-12 4.309475664744925E-12 4.587518394149341E-9 -2.800355401918584E-11 1.46799012848042E-9 -6.990803976220513E-13
node 1.669855389643729E-14 -3.996061870931442E-14 -2.800355401918584E-11 4.383616350159664E-10 -4.417125909369907E-10 2.666312547550141E-11
peri -5.639809785567956E-13 1.323308355585346E-12 1.46799012848042E-9 -4.417125909369907E-10 9.053604801548198E-10 -2.670702612689333E-11
i -3.581263938587375E-15 8.943351351327102E-15 -6.990803976220513E-13 2.666312547550141E-11 -2.670702612689333E-11 3.412718693661603E-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 16.57   n/a MPCxxxxx  

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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