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117148 (2004 PJ99)
Classification: Main-belt Asteroid          SPK-ID: 2117148
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157601868143082 4.1532e-08  
a 2.352296895684319 1.487e-08 au
q 2.079994567597185 9.5168e-08 au
i 6.877076090537048 4.9718e-06 deg
node 153.8948432568281 3.7574e-05 deg
peri 150.0247963040118 4.5691e-05 deg
M 166.4412748181307 2.9935e-05 deg
tp 2458391.250526185648
(2018-Sep-29.75052619)
0.00010563 TDB
period 1317.760938882661
3.61
1.2496e-05
3.421e-08
d
yr
n .2731906747101236 2.5905e-09 deg/d
Q 2.624599223771453 1.6592e-08 au
  Orbit Determination Parameters
   # obs. used (total)      543  
   data-arc span      10210 days (27.95 yr)  
   first obs. used      1992-03-03  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57628  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:20:50  

Additional Information
 Earth MOID = 1.06832 au 
 Jupiter MOID = 2.59186 au 
 T_jup = 3.538 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456782.5 (2014-May-05.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .116467901320948 4.1597e-08  
q 2.077663557857448 9.5343e-08 au
tp 2457074.485200180597
(2015-Feb-20.98520018)
9.7158e-05 TDB
node 153.9473947931066 3.7554e-05 deg
peri 150.1738331052689 4.5597e-05 deg
i 6.879385721287904 4.9744e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      543  
   data-arc span      10210 days (27.95 yr)  
   first obs. used      1992-03-03  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57628  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:20:50  

Additional Information
 Jupiter MOID = 2.59186 au 
 T_jup = 3.538 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.730325834718307E-15 -3.931112346667995E-15 1.242119174462712E-12 -4.354548786556999E-15 3.10790195849193E-13 6.792983443186963E-17
q -3.931112346667995E-15 9.090256789659127E-15 -2.170705193927403E-12 1.108008825242095E-14 -5.431055014434223E-13 1.634090475497093E-16
tp 1.242119174462712E-12 -2.170705193927403E-12 9.439631264603445E-9 -9.636184726215114E-12 2.528546381801688E-9 -1.134050047838871E-12
node -4.354548786556999E-15 1.108008825242095E-14 -9.636184726215114E-12 1.410286321563993E-9 -1.402115260423947E-9 2.779226026535961E-11
peri 3.10790195849193E-13 -5.431055014434223E-13 2.528546381801688E-9 -1.402115260423947E-9 2.079044732158552E-9 -2.793792155649945E-11
i 6.792983443186963E-17 1.634090475497093E-16 -1.134050047838871E-12 2.779226026535961E-11 -2.793792155649945E-11 2.474446063307254E-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 16.0   n/a MPO453642  

117148 (2004 PJ99)          Discovered 2004-Aug-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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