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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1214464631021193 4.7129e-08  
a 2.52999251465969 1.3164e-08 au
q 2.222733872079434 1.1492e-07 au
i 7.242273235060879 4.8106e-06 deg
node 21.91583672218926 2.5195e-05 deg
peri 198.2164014775499 2.9511e-05 deg
M 156.7436635748331 1.6299e-05 deg
tp 2458560.522399402265
(2019-Mar-18.02239940)
6.6558e-05 TDB
period 1469.864433181313
4.02
1.1472e-05
3.141e-08
d
yr
n .244920546326052 1.9116e-09 deg/d
Q 2.837251157239946 1.4763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1444  
   data-arc span      16173 days (44.28 yr)  
   first obs. used      1976-10-22  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43822  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:59:00  

Additional Information
 Earth MOID = 1.21542 au 
 Jupiter MOID = 2.13686 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 14.32   n/a E2021B55  
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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