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382176 (2012 JR25)
Classification: Main-belt Asteroid          SPK-ID: 2382176
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2514198407618536 6.6941e-08  
a 2.581281968637123 2.4347e-08 au
q 1.932296467120933 1.8199e-07 au
i 6.419932689609544 6.7468e-06 deg
node 72.68536289790195 5.1663e-05 deg
peri 196.2215913149358 5.3483e-05 deg
M 321.6912068907368 1.8046e-05 deg
tp 2459161.693515754701
(2020-Nov-08.19351575)
7.7565e-05 TDB
period 1514.787101389014
4.15
2.1431e-05
5.867e-08
d
yr
n .2376571596562256 3.3624e-09 deg/d
Q 3.230267470153312 3.0468e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      5738 days (15.71 yr)  
   first obs. used      2004-08-11  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63395  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:41:25  

Additional Information
 Earth MOID = .917273 au 
 Jupiter MOID = 1.87986 au 
 T_jup = 3.371 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457378.5 (2015-Dec-22.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2510331028896561 6.7036e-08  
q 1.934461043063652 1.8242e-07 au
tp 2457645.292281993981
(2016-Sep-13.79228199)
6.3708e-05 TDB
node 72.7077658698872 5.1664e-05 deg
peri 195.9740960059129 5.3479e-05 deg
i 6.418764398070245 6.7453e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      5738 days (15.71 yr)  
   first obs. used      2004-08-11  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63395  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:41:25  

Additional Information
 Jupiter MOID = 1.87986 au 
 T_jup = 3.371 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.493890311759729E-15 -1.218014209111145E-14 -2.762408092871848E-12 -5.078727176084703E-14 -4.565027715700966E-13 -9.107970623849524E-15
q -1.218014209111145E-14 3.32769679711316E-14 7.776993476185443E-12 1.404611049694319E-13 1.292506980745001E-12 2.601794340108054E-14
tp -2.762408092871848E-12 7.776993476185443E-12 4.05873494777319E-9 3.77205733757731E-11 8.978547215685993E-10 1.231686549482918E-11
node -5.078727176084703E-14 1.404611049694319E-13 3.77205733757731E-11 2.669204978827908E-9 -2.644831309049555E-9 -1.51717676789953E-10
peri -4.565027715700966E-13 1.292506980745001E-12 8.978547215685993E-10 -2.644831309049555E-9 2.859998213840632E-9 1.535547267062373E-10
i -9.107970623849524E-15 2.601794340108054E-14 1.231686549482918E-11 -1.51717676789953E-10 1.535547267062373E-10 4.549853049944397E-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 17.1   n/a MPO427902  

382176 (2012 JR25)          Discovered 2004-Aug-11 by Broughton, J. at Reedy Creek
Reference: Last Updated: 2013-12-19

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Alternate Designations
 2012 JR25 = 2004 PX92 = 2005 XY118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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