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108743 (2001 OG40)
Classification: Main-belt Asteroid          SPK-ID: 2108743
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05251155305071835 5.6829e-08  
a 3.154631154324792 3.5545e-08 au
q 2.988976573109017 1.7865e-07 au
i 14.84991196086207 5.0532e-06 deg
node 96.9281722994449 2.5474e-05 deg
peri 234.3610801522582 6.4816e-05 deg
M 131.2021459101107 6.1892e-05 deg
tp 2458254.635827460368
(2018-May-16.13582746)
0.00035115 TDB
period 2046.545048876183
5.60
3.4589e-05
9.47e-08
d
yr
n .1759062182372611 2.973e-09 deg/d
Q 3.320285735540567 3.7411e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      6766 days (18.52 yr)  
   first obs. used      2001-07-20  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55078  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:13:08  

Additional Information
 Earth MOID = 1.99968 au 
 Jupiter MOID = 1.91352 au 
 T_jup = 3.153 
[ 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 14.7   n/a MPO338034  
diameter diameter 4.665 km 0.437 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.141   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108743 (2001 OG40)          Discovered 2001-Jul-20 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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