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1476 Cox (1936 RA)
Classification: Main-belt Asteroid          SPK-ID: 2001476
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897965497899257 3.241e-08  
a 2.281389138070319 5.4203e-09 au
q 1.84838935093636 7.3476e-08 au
i 6.326310319785486 3.3744e-06 deg
node 330.5050782325937 3.324e-05 deg
peri 349.9952961831099 3.4614e-05 deg
M 126.2919381192927 1.1422e-05 deg
tp 2458558.959435569689
(2019-Mar-16.45943557)
3.9342e-05 TDB
period 1258.628266871371
3.45
4.4856e-06
1.228e-08
d
yr
n .2860256753130677 1.0194e-09 deg/d
Q 2.714388925204278 6.4491e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2397  
   data-arc span      30462 days (83.40 yr)  
   first obs. used      1936-09-10  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45458  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:55:44  

Additional Information
 Earth MOID = .8361 au 
 Jupiter MOID = 2.59932 au 
 T_jup = 3.573 
[ show covariance matrix ]

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 12.9   n/a MPO400008  
diameter diameter 7.381 km 0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.851 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.187   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1476 Cox (1936 RA)          Discovered 1936-Sep-10 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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