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118816 (2000 SA109)
Classification: Main-belt Asteroid          SPK-ID: 2118816
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1214387889078337 4.8428e-08  
a 2.530349194697312 1.6303e-08 au
q 2.223066652979358 1.2071e-07 au
i 7.24179843133311 5.1294e-06 deg
node 21.9178087360484 3.3948e-05 deg
peri 198.3053695841441 3.9071e-05 deg
M 107.6567751558155 1.854e-05 deg
tp 2458560.849085204364
(2019-Mar-18.34908520)
7.6967e-05 TDB
period 1470.175277843432
4.03
1.4208e-05
3.89e-08
d
yr
n .2448687618581616 2.3665e-09 deg/d
Q 2.837631736415266 1.8283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1107  
   data-arc span      15991 days (43.78 yr)  
   first obs. used      1976-10-22  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46425  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:04:04  

Additional Information
 Earth MOID = 1.21682 au 
 Jupiter MOID = 2.13775 au 
 T_jup = 3.430 
[ 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 14.3   n/a MPO396017  
diameter diameter 4.076 km 0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.203   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118816 (2000 SA109)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2000 SA109 = 1976 UE10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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