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103857 (2000 DG39)
Classification: Main-belt Asteroid          SPK-ID: 2103857
[ 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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .078968359732892 5.507e-08  
a 2.663545254363342 1.579e-08 au
q 2.453209454551941 1.5212e-07 au
i 2.410707329237582 5.1936e-06 deg
node 225.1660536896021 0.00012173 deg
peri 278.9341746788007 0.0001261 deg
M 292.9871834879034 3.4318e-05 deg
tp 2459496.058815599514
(2021-Oct-08.55881560)		 0.00015219 TDB
period 1587.773491010015
4.35		 1.4119e-05
3.866e-08		 d
yr
n .2267325925507149 2.0162e-09 deg/d
Q 2.873881054174744 1.7037e-08 au
   Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      9991 days (27.35 yr)  
   first obs. used      1993-09-09  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5916  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:36:07  

Additional Information
 Earth MOID = 1.46666 au 
 Jupiter MOID = 2.13218 au 
 T_jup = 3.379 
[ 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 16.0   n/a MPO449627  
diameter diameter 3.663 km 1.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103857 (2000 DG39)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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