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13875 (4525 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2013875
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1769479193913378 3.8039e-08  
a 3.093377022978793 1.7363e-08 au
q 2.546010394869725 1.1879e-07 au
i 1.179146898376155 4.6671e-06 deg
node 206.2453319541553 0.00023142 deg
peri 186.6638627395511 0.00023188 deg
M 337.5517083807271 1.5401e-05 deg
tp 2459124.416319183888
(2020-Oct-01.91631918)
8.5339e-05 TDB
period 1987.228055604007
5.44
1.6731e-05
4.581e-08
d
yr
n .1811568626886057 1.5252e-09 deg/d
Q 3.640743651087861 2.0435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1213  
   data-arc span      21864 days (59.86 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55328  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:47:23  

Additional Information
 Earth MOID = 1.55218 au 
 Jupiter MOID = 1.79655 au 
 T_jup = 3.200 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456286.5 (2012-Dec-25.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1803404153220136 3.9428e-08  
q 2.536063736135213 1.2424e-07 au
tp 2457117.527131164070
(2015-Apr-05.02713116)
7.6696e-05 TDB
node 206.373309031996 0.00023286 deg
peri 183.9826817387591 0.00023325 deg
i 1.167320973649841 4.6991e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1213  
   data-arc span      21864 days (59.86 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55328  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:47:23  

Additional Information
 Jupiter MOID = 1.79655 au 
 T_jup = 3.200 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.554553365370178E-15 -4.866884626421884E-15 -9.313647683815247E-13 2.315875691472549E-15 -1.635192299264566E-13 -9.87485538153566E-17
q -4.866884626421884E-15 1.54355586598569E-14 3.2017939364023E-12 -5.265245042707567E-15 5.415328676126357E-13 4.422387106056806E-16
tp -9.313647683815247E-13 3.2017939364023E-12 5.882261028388391E-9 4.680405765605616E-12 1.056407021944436E-9 1.751239823323496E-13
node 2.315875691472549E-15 -5.265245042707567E-15 4.680405765605616E-12 5.422572454556972E-8 -5.421391822759406E-8 -2.812299272097565E-10
peri -1.635192299264566E-13 5.415328676126357E-13 1.056407021944436E-9 -5.421391822759406E-8 5.440646528543211E-8 2.812009887049513E-10
i -9.87485538153566E-17 4.422387106056806E-16 1.751239823323496E-13 -2.812299272097565E-10 2.812009887049513E-10 2.2081712496237E-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 13.9   n/a MPO449048  
diameter diameter 8.206 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13875 (4525 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 4525 P-L = 1998 RP68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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