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100210 (1994 LD1)
Classification: Main-belt Asteroid          SPK-ID: 2100210
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4082161739537539 5.8022e-08  
a 3.001998487337646 2.1655e-08 au
q 1.776534150621715 1.7884e-07 au
i 16.11509737054191 7.8116e-06 deg
node 7.51758352646373 1.5797e-05 deg
peri 306.6011220657655 1.768e-05 deg
M 338.8252165270263 6.0507e-06 deg
tp 2459112.245645296260
(2020-Sep-19.74564530)
3.2472e-05 TDB
period 1899.827328010173
5.20
2.0556e-05
5.628e-08
d
yr
n .1894909051429711 2.0503e-09 deg/d
Q 4.227462824053577 3.0494e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      9498 days (26.00 yr)  
   first obs. used      1994-06-15  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55537  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:12:16  

Additional Information
 Earth MOID = .814311 au 
 Jupiter MOID = 1.45134 au 
 T_jup = 3.066 
[ 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 15.0   n/a MPO348127  
diameter diameter 2.878 km 0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.256   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100210 (1994 LD1)          Discovered 1994-Jun-15 by Garradd, G. J. at Siding Spring
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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