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103990 (2000 DS94)
Classification: Main-belt Asteroid          SPK-ID: 2103990
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04501774811366786 3.8672e-08  
a 3.155622113887009 2.1951e-08 au
q 3.013563112422124 1.2861e-07 au
i 21.79387456442519 5.8318e-06 deg
node 336.1914369260107 1.2538e-05 deg
peri 100.2844896808596 8.8654e-05 deg
M 323.4484446755282 8.4718e-05 deg
tp 2459408.387929553806
(2021-Jul-12.88792955)
0.00048129 TDB
period 2047.509441801074
5.61
2.1364e-05
5.849e-08
d
yr
n .1758233650357818 1.8346e-09 deg/d
Q 3.297681115351895 2.2939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1044  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1998-11-17  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50459  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:36:37  

Additional Information
 Earth MOID = 2.10016 au 
 Jupiter MOID = 1.82356 au 
 T_jup = 3.094 
[ 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 14.08   n/a E2021B55  
diameter diameter 8.961 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103990 (2000 DS94)          Discovered 2000-Feb-28 by LINEAR at Socorro
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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