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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457196.5 (2015-Jun-23.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0509276737992173 5.5667e-08  
q 2.997392717027014 1.7385e-07 au
tp 2456189.207274635638
(2012-Sep-18.70727464)
0.00036744 TDB
node 97.11210349490902 2.5441e-05 deg
peri 231.2000540988244 6.7455e-05 deg
i 14.85710939949769 5.0536e-06 deg
  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
 Jupiter MOID = 1.91352 au 
 T_jup = 3.153 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.098814584945478E-15 -9.494134554680108E-15 7.52766420388154E-12 3.116680795036345E-15 1.268323362949404E-12 3.458595609338019E-15
q -9.494134554680108E-15 3.022359748072821E-14 -2.400844122203588E-11 2.406320265979145E-16 -3.964843130684634E-12 -9.768519616561081E-15
tp 7.52766420388154E-12 -2.400844122203588E-11 1.350142080603249E-7 4.739300530593358E-11 2.301667964279273E-8 1.278401183799026E-11
node 3.116680795036345E-15 2.406320265979145E-16 4.739300530593358E-11 6.472617340068074E-10 -6.164708866021837E-10 -4.606580096541816E-12
peri 1.268323362949404E-12 -3.964843130684634E-12 2.301667964279273E-8 -6.164708866021837E-10 4.550111688841756E-9 6.639140812590426E-12
i 3.458595609338019E-15 -9.768519616561081E-15 1.278401183799026E-11 -4.606580096541816E-12 6.639140812590426E-12 2.553847486646663E-11

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

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