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(2003 WR25)
Classification: Apollo [NEO]          SPK-ID: 3167355
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ 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 .7082116051944258 0.00032655  
a 3.363910888626152 0.0031874 au
q .9815501584612174 0.00016857 au
i 8.978311716707841 0.0038143 deg
node 117.4111752247558 0.0058649 deg
peri 245.3674970959609 0.0051178 deg
M 253.647294038858 1.4287 deg
tp 2459666.250029440014
(2022-Mar-27.75002944)
9.8894 TDB
period 2253.539375725643
6.17
3.203
0.008769
d
yr
n .1597487063584498 0.00022705 deg/d
Q 5.746271618791086 0.0054448 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      35 days  
   first obs. used      2003-11-21  
   last obs. used      2003-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .39362  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:13:31  

Additional Information
 Earth MOID = .0954964 au 
 Jupiter MOID = .549702 au 
 T_jup = 2.668 
[ hide covariance matrix ]
Orbital Elements at Epoch 2452976.5 (2003-Dec-03.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7104465768976961 0.00028556  
q .9709783569652016 1.5279e-05 au
tp 2452918.698442772924
(2003-Oct-06.19844277)
0.0022374 TDB
node 117.6324393261283 0.0092357 deg
peri 245.1152535521017 0.0096004 deg
i 9.01587844568861 0.0033644 deg
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      35 days  
   first obs. used      2003-11-21  
   last obs. used      2003-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .39362  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:13:31  

Additional Information
 Jupiter MOID = .549702 au 
 T_jup = 2.668 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.154305223600571E-8 3.903962132745377E-9 6.353298646360907E-7 -2.619794538810725E-6 2.70112455049383E-6 9.59056411933929E-7
q 3.903962132745377E-9 2.334334016272243E-10 3.186339404583827E-8 -1.322144816493452E-7 1.402764929220598E-7 4.721067034648888E-8
tp 6.353298646360907E-7 3.186339404583827E-8 5.005968707222994E-6 -2.060485615388334E-5 2.137835827151259E-5 7.507937258876915E-6
node -2.619794538810725E-6 -1.322144816493452E-7 -2.060485615388334E-5 8.529772108706099E-5 -8.850071254951213E-5 -3.102101011038725E-5
peri 2.70112455049383E-6 1.402764929220598E-7 2.137835827151259E-5 -8.850071254951213E-5 9.216795465962173E-5 3.208903838579628E-5
i 9.59056411933929E-7 4.721067034648888E-8 7.507937258876915E-6 -3.102101011038725E-5 3.208903838579628E-5 1.131927537730761E-5

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.6   n/a MPO58050  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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