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393635 (2004 LP28)
Classification: Main-belt Asteroid          SPK-ID: 2393635
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .134691103171265 6.2574e-08  
a 3.119099210003537 4.8199e-08 au
q 2.698984296507539 1.9058e-07 au
i 9.323541614857241 7.8512e-06 deg
node 253.5831018373029 3.8111e-05 deg
peri 118.2060258966802 4.9962e-05 deg
M 264.4852839050749 3.1262e-05 deg
tp 2459534.338631200967
(2021-Nov-15.83863120)		 0.00018016 TDB
period 2012.065942187932
5.51		 4.6639e-05
1.277e-07		 d
yr
n .1789205773288593 4.1473e-09 deg/d
Q 3.539214123499534 5.4691e-08 au
   Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      6708 days (18.37 yr)  
   first obs. used      1999-10-13  
   last obs. used      2018-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:51:32  

Additional Information
 Earth MOID = 1.71576 au 
 Jupiter MOID = 2.00999 au 
 T_jup = 3.182 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457034.5 (2015-Jan-12.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .136076285510187 6.303e-08  
q 2.692082677445349 1.9228e-07 au
tp 2457529.924413716841
(2016-May-21.42441372)		 0.00016241 TDB
node 253.5967148624685 3.8108e-05 deg
peri 119.1233718394063 4.9718e-05 deg
i 9.326781751210516 7.8537e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      6708 days (18.37 yr)  
   first obs. used      1999-10-13  
   last obs. used      2018-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:51:32  

Additional Information
 Jupiter MOID = 2.00999 au 
 T_jup = 3.182 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.972773261086436E-15 -1.183120769700599E-14 2.841870243352701E-12 4.20587390059961E-16 6.71933409634362E-13 -2.665117846789469E-15
q -1.183120769700599E-14 3.697337259772277E-14 -7.601033114073399E-12 1.544233845415949E-15 -1.93207310186837E-12 9.568981426307475E-15
tp 2.841870243352701E-12 -7.601033114073399E-12 2.637569278653799E-8 -5.778530301844746E-11 5.200344162991128E-9 1.562691121318881E-11
node 4.20587390059961E-16 1.544233845415949E-15 -5.778530301844746E-11 1.452240408277782E-9 -1.444158588289679E-9 2.802401430178526E-11
peri 6.71933409634362E-13 -1.93207310186837E-12 5.200344162991128E-9 -1.444158588289679E-9 2.471859275294141E-9 -2.474310440987528E-11
i -2.665117846789469E-15 9.568981426307475E-15 1.562691121318881E-11 2.802401430178526E-11 -2.474310440987528E-11 6.167990468589166E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO437612  

393635 (2004 LP28)          Discovered 2004-Jun-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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