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4636 Chile (1988 CJ5)
Classification: Main-belt Asteroid          SPK-ID: 2004636
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1584544411522033 1.5433e-08  
a 2.613986962794044 7.5295e-09 au
q 2.199789119425368 3.9541e-08 au
i 13.76131740283472 7.8581e-07 deg
node 176.851644298658 4.1472e-06 deg
peri 203.2931808119837 9.6169e-06 deg
M 34.40645201890445 6.192e-06 deg
tp 2459052.966399081406
(2020-Jul-22.46639908)		 2.6477e-05 TDB
period 1543.66676056897
4.23		 6.6697e-06
1.826e-08		 d
yr
n .2332109553666297 1.0076e-09 deg/d
Q 3.028184806162719 8.7226e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2512  
   data-arc span      32667 days (89.44 yr)  
   first obs. used      1931-10-06  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42189  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:35:02  

Additional Information
 Earth MOID = 1.20538 au 
 Jupiter MOID = 2.44677 au 
 T_jup = 3.350 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.78   n/a E2021B10  
diameter diameter 6.828 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4636 Chile (1988 CJ5)          Discovered 1988-Feb-13 by Elst, E. W. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1988 CJ5 = 1931 TJ4 = 1952 SQ = 1986 TO2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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