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43818 (1992 ET32)
Classification: Outer Main-belt Asteroid          SPK-ID: 2043818
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1283821573178795 4.784e-08  
a 3.982671244446684 4.2868e-08 au
q 3.471367318196735 1.8487e-07 au
i 2.434914095757571 3.6877e-06 deg
node 245.7218975863024 0.00012082 deg
peri 299.3679456211391 0.00012155 deg
M 217.2743223157043 1.4908e-05 deg
tp 2460351.458666670351
(2024-Feb-10.95866667)
0.00012939 TDB
period 2903.087424239409
7.95
4.6872e-05
1.283e-07
d
yr
n .1240059107397765 2.0021e-09 deg/d
Q 4.493975170696634 4.8372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      10484 days (28.70 yr)  
   first obs. used      1992-03-02  
   last obs. used      2020-11-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48211  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:22:39  

Additional Information
 Earth MOID = 2.47361 au 
 Jupiter MOID = .536624 au 
 T_jup = 3.040 
[ 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 13.9   n/a MPO412481  
diameter diameter 10.608 km 0.493 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.039   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

43818 (1992 ET32)          Discovered 1992-Mar-02 by UESAC at La Silla
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 ET32 = 1999 AC9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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