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390834 (2004 PM99)
Classification: Main-belt Asteroid          SPK-ID: 2390834
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1595710794048504 6.0762e-08  
a 2.329575202444233 1.8393e-08 au
q 1.957842372835434 1.3348e-07 au
i 6.721467742916817 5.811e-06 deg
node 352.088974271196 5.6355e-05 deg
peri 358.1973110788913 6.083e-05 deg
M 138.7754829597753 2.7041e-05 deg
tp 2458499.862040596087
(2019-Jan-16.36204060)
9.3839e-05 TDB
period 1298.714020239792
3.56
1.5381e-05
4.211e-08
d
yr
n .2771972846905358 3.2829e-09 deg/d
Q 2.701308032053032 2.1328e-08 au
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      8127 days (22.25 yr)  
   first obs. used      1997-10-03  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49979  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 09:57:09  

Additional Information
 Earth MOID = .951876 au 
 Jupiter MOID = 2.71865 au 
 T_jup = 3.546 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456940.5 (2014-Oct-10.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1605456525367505 6.0978e-08  
q 1.955191677273092 1.3416e-07 au
tp 2457200.021617893401
(2015-Jun-26.52161789)
8.429e-05 TDB
node 352.1548458309039 5.6264e-05 deg
peri 357.868431553408 6.0663e-05 deg
i 6.728901208265592 5.8149e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      132  
   data-arc span      8127 days (22.25 yr)  
   first obs. used      1997-10-03  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49979  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 09:57:09  

Additional Information
 Jupiter MOID = 2.71865 au 
 T_jup = 3.546 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.71835215581444E-15 -8.143693672290355E-15 1.75286713146386E-12 5.728729046261909E-14 3.273087933980077E-13 -7.940126853471581E-15
q -8.143693672290355E-15 1.799877442002501E-14 -3.439774344135858E-12 -1.21831083309272E-13 -6.166116583498622E-13 1.711560227860836E-14
tp 1.75286713146386E-12 -3.439774344135858E-12 7.104757844107313E-9 1.266200000061867E-10 1.94880159944918E-9 -9.012204485263764E-12
node 5.728729046261909E-14 -1.21831083309272E-13 1.266200000061867E-10 3.165629617340844E-9 -3.106655772289928E-9 5.782864094663155E-11
peri 3.273087933980077E-13 -6.166116583498622E-13 1.94880159944918E-9 -3.106655772289928E-9 3.679983629476407E-9 -5.984250415732534E-11
i -7.940126853471581E-15 1.711560227860836E-14 -9.012204485263764E-12 5.782864094663155E-11 -5.984250415732534E-11 3.381359509828467E-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 17.9   n/a MPO294764  

390834 (2004 PM99)          Discovered 2004-Aug-10 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2004 PM99 = 1997 TA13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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