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103960 (2000 DD77)
Classification: Main-belt Asteroid          SPK-ID: 2103960
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06901231585047368 7.0503e-08  
a 3.048068991826232 2.5691e-08 au
q 2.837714691828285 2.2124e-07 au
i 2.64245963517474 6.9076e-06 deg
node 5.672051056648517 0.00010933 deg
peri 177.50303343171 0.00011533 deg
M 312.7196159863333 3.7855e-05 deg
tp 2459455.778424371913
(2021-Aug-29.27842437)		 0.00020537 TDB
period 1943.728560819729
5.32		 2.4575e-05
6.728e-08		 d
yr
n .1852110460568512 2.3416e-09 deg/d
Q 3.258423291824178 2.7464e-08 au
   Orbit Determination Parameters
   # obs. used (total)      430  
   data-arc span      7627 days (20.88 yr)  
   first obs. used      2000-02-29  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5789  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:36:28  

Additional Information
 Earth MOID = 1.83921 au 
 Jupiter MOID = 1.69961 au 
 T_jup = 3.233 
[ 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 15.39   n/a E2021B55  
diameter diameter 4.139 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.086   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103960 (2000 DD77)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2000 DD77 = 2002 RO116 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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