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295325 (2008 GH143)
Classification: Main-belt Asteroid          SPK-ID: 2295325
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06928610479489664 8.1487e-08  
a 2.620345267179329 2.7955e-08 au
q 2.43879175039873 2.2846e-07 au
i 10.45319234063203 5.1332e-06 deg
node 98.30179369370749 2.7392e-05 deg
peri 130.4842457903115 6.5996e-05 deg
M 293.9039492648335 6.6913e-05 deg
tp 2459284.952147130915
(2021-Mar-11.45214713)
0.00029024 TDB
period 1549.302444368979
4.24
2.4793e-05
6.788e-08
d
yr
n .232362636042071 3.7185e-09 deg/d
Q 2.801898783959928 2.9892e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      6752 days (18.49 yr)  
   first obs. used      2001-10-23  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5497  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:41:32  

Additional Information
 Earth MOID = 1.44026 au 
 Jupiter MOID = 2.23825 au 
 T_jup = 3.378 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457636.5 (2016-Sep-05.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07006936159026561 8.1649e-08  
q 2.437211215803474 2.2947e-07 au
tp 2457733.328185399398
(2016-Dec-10.82818540)
0.00027439 TDB
node 98.32427248023463 2.74e-05 deg
peri 129.9474062067185 6.5131e-05 deg
i 10.45137162148258 5.1323e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      6752 days (18.49 yr)  
   first obs. used      2001-10-23  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5497  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:41:32  

Additional Information
 Jupiter MOID = 2.23825 au 
 T_jup = 3.378 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.666618939559478E-15 -1.864973065100084E-14 -1.528718269906875E-11 8.542781163213733E-14 -3.074086227721418E-12 -4.628662299069062E-15
q -1.864973065100084E-14 5.265521971025231E-14 4.334189975772935E-11 -2.411431483301883E-13 8.726691421561396E-12 1.433989090024036E-14
tp -1.528718269906875E-11 4.334189975772935E-11 7.528863819854345E-8 -2.81734404950768E-10 1.621438466629143E-8 4.170375355318372E-11
node 8.542781163213733E-14 -2.411431483301883E-13 -2.81734404950768E-10 7.507810687405151E-10 -7.957512813017172E-10 3.541963803450336E-11
peri -3.074086227721418E-12 8.726691421561396E-12 1.621438466629143E-8 -7.957512813017172E-10 4.242078573518557E-9 -2.570385619437889E-11
i -4.628662299069062E-15 1.433989090024036E-14 4.170375355318372E-11 3.541963803450336E-11 -2.570385619437889E-11 2.634063281579496E-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 16.1   n/a MPO455183  

295325 (2008 GH143)          Discovered 2008-Apr-06 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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