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238040 (2002 XG119)
Classification: Main-belt Asteroid          SPK-ID: 2238040
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .103895843898911 7.0858e-08  
a 3.142802747888857 3.3751e-08 au
q 2.816278604189128 2.2338e-07 au
i 7.263249297111854 6.0781e-06 deg
node 116.1805594870188 5.3088e-05 deg
peri 228.3050724905289 5.7873e-05 deg
M 192.4631189794309 2.5476e-05 deg
tp 2460343.569909764929
(2024-Feb-03.06990976)
0.00014896 TDB
period 2035.045450520924
5.57
3.2781e-05
8.975e-08
d
yr
n .1769002259422995 2.8496e-09 deg/d
Q 3.469326891588587 3.7257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      7158 days (19.60 yr)  
   first obs. used      2001-08-13  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58439  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 11:02:14  

Additional Information
 Earth MOID = 1.81384 au 
 Jupiter MOID = 1.91033 au 
 T_jup = 3.189 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457358.5 (2015-Dec-02.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1014880010421068 7.0437e-08  
q 2.828268279214127 2.2058e-07 au
tp 2458303.257510137970
(2018-Jul-03.75751014)
0.00014453 TDB
node 116.2913020490959 5.3019e-05 deg
peri 226.9847649990338 5.8093e-05 deg
i 7.264506642676144 6.0824e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      7158 days (19.60 yr)  
   first obs. used      2001-08-13  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58439  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 11:02:14  

Additional Information
 Jupiter MOID = 1.91033 au 
 T_jup = 3.189 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.961385579181322E-15 -1.538829972837053E-14 1.971787272352327E-12 9.393463085531568E-15 2.345155225759271E-13 -1.572551050347876E-15
q -1.538829972837053E-14 4.865651162632801E-14 -5.486406330162305E-12 -3.256525462503732E-14 -7.078255560512926E-13 5.566409266428274E-15
tp 1.971787272352327E-12 -5.486406330162305E-12 2.088760769225812E-8 3.240751495827934E-12 3.483735541872416E-9 -1.415793010121653E-12
node 9.393463085531568E-15 -3.256525462503732E-14 3.240751495827934E-12 2.811035764027238E-9 -2.788241890425762E-9 1.359390814929597E-10
peri 2.345155225759271E-13 -7.078255560512926E-13 3.483735541872416E-9 -2.788241890425762E-9 3.374743700927306E-9 -1.350778239943583E-10
i -1.572551050347876E-15 5.566409266428274E-15 -1.415793010121653E-12 1.359390814929597E-10 -1.350778239943583E-10 3.699505575988664E-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 15.47   n/a MPCxxxxx  
diameter diameter 4.833 km 1.439 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

238040 (2002 XG119)          Discovered 2002-Dec-10 by NEAT at Palomar
Reference: 20100428/Numbers.arcLast Updated: 2010-05-03

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