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35459 (1998 DG20)
Classification: Main-belt Asteroid          SPK-ID: 2035459
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09896284297368534 3.9569e-08  
a 2.481313874479674 1.0305e-08 au
q 2.235755999151115 9.6493e-08 au
i 8.55740130090008 3.6813e-06 deg
node 95.48196997273111 2.5564e-05 deg
peri 159.7628894826851 3.0955e-05 deg
M 189.8330854043668 1.9502e-05 deg
tp 2459675.328796226276
(2022-Apr-05.82879623)
7.9418e-05 TDB
period 1427.647479057564
3.91
8.894e-06
2.435e-08
d
yr
n .2521630901752074 1.5709e-09 deg/d
Q 2.726871749808232 1.1325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1720  
   data-arc span      8007 days (21.92 yr)  
   first obs. used      1998-02-27  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:50:22  

Additional Information
 Earth MOID = 1.22261 au 
 Jupiter MOID = 2.32424 au 
 T_jup = 3.456 
[ 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 13.9   n/a MPO431899  
diameter diameter 5.150 km 0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35459 (1998 DG20)          Discovered 1998-Feb-27 by Sarounova, L. at Ondrejov
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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