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43766 (1988 CR4)
Classification: Main-belt Asteroid          SPK-ID: 2043766
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2069301484856507 4.6974e-08  
a 2.651682852971118 1.2712e-08 au
q 2.102969726468951 1.2639e-07 au
i 13.19379910745291 5.286e-06 deg
node 173.6550871623969 1.3358e-05 deg
peri 4.059391789653741 1.5865e-05 deg
M 199.8014804326606 1.1489e-05 deg
tp 2459902.337864419352
(2022-Nov-18.83786442)
5.4125e-05 TDB
period 1577.178315213834
4.32
1.1342e-05
3.105e-08
d
yr
n .22825573781186 1.6414e-09 deg/d
Q 3.200395979473285 1.5343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1176  
   data-arc span      12019 days (32.91 yr)  
   first obs. used      1988-02-13  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53215  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:22:13  

Additional Information
 Earth MOID = 1.1071 au 
 Jupiter MOID = 1.75973 au 
 T_jup = 3.322 
[ 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 14.58   n/a MPCxxxxx  
diameter diameter 7.207 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

43766 (1988 CR4)          Discovered 1988-Feb-13 by Elst, E. W. at La Silla
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 CR4 = 2000 YD10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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