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256435 (2007 CH5)
Classification: Main-belt Asteroid          SPK-ID: 2256435
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3467247684984313 4.8182e-08  
a 2.654906766176374 1.1647e-08 au
q 1.734384832288952 1.2583e-07 au
i 7.232136296403413 4.5718e-06 deg
node 232.4385948689141 5.0469e-05 deg
peri 235.1591669880861 5.1979e-05 deg
M 42.35505097474867 8.1884e-06 deg
tp 2458814.601859195722
(2019-Nov-27.10185920)		 3.5996e-05 TDB
period 1580.055486875427
4.33		 1.0397e-05
2.847e-08		 d
yr
n .2278400999144043 1.4993e-09 deg/d
Q 3.575428700063795 1.5685e-08 au
   Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      6731 days (18.43 yr)  
   first obs. used      2001-11-18  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50059  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 14:30:01  

Additional Information
 Earth MOID = .762956 au 
 Jupiter MOID = 1.65782 au 
 T_jup = 3.289 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457654.5 (2016-Sep-23.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3468725205091865 4.8141e-08  
q 1.733780045318454 1.2575e-07 au
tp 2457235.555299539726
(2015-Aug-01.05529954)		 3.8153e-05 TDB
node 232.444553205938 5.0472e-05 deg
peri 235.2874973151508 5.1979e-05 deg
i 7.23225182199927 4.5722e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      6731 days (18.43 yr)  
   first obs. used      2001-11-18  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50059  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 14:30:01  

Additional Information
 Jupiter MOID = 1.65782 au 
 T_jup = 3.289 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.317536381221747E-15 -6.043599285175348E-15 1.782143749766767E-13 4.205227219497864E-14 -9.569753676735228E-14 -1.498835774687343E-14
q -6.043599285175348E-15 1.5814043553602E-14 -5.808314685811382E-13 -1.100861925947163E-13 2.169798546167365E-13 4.006192027190981E-14
tp 1.782143749766767E-13 -5.808314685811382E-13 1.455676989256498E-9 1.109154725971805E-11 4.946292268645458E-10 -1.18396594402382E-11
node 4.205227219497864E-14 -1.100861925947163E-13 1.109154725971805E-11 2.547451244834637E-9 -2.52590054217436E-9 -4.953393986434538E-11
peri -9.569753676735228E-14 2.169798546167365E-13 4.946292268645458E-10 -2.52590054217436E-9 2.701787006741613E-9 4.5992687871485E-11
i -1.498835774687343E-14 4.006192027190981E-14 -1.18396594402382E-11 -4.953393986434538E-11 4.5992687871485E-11 2.090480447656665E-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 16.6   n/a MPO454908  
diameter diameter 2.089 km 0.475 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.088   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

256435 (2007 CH5)          Discovered 2007-Feb-07 by Lowe, A. at Mayhill
Reference: 20101128/Numbers.arcLast Updated: 2010-12-06

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