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160856 (2001 DU92)
Classification: Jupiter Trojan          SPK-ID: 2160856
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09082810194060399 6.7046e-08  
a 5.228972221777483 1.1687e-07 au
q 4.754034599773291 4.0667e-07 au
i 7.630427899828242 7.1197e-06 deg
node 28.4021773980611 3.4971e-05 deg
peri 2.272973937385796 4.4712e-05 deg
M 358.8999458275181 2.6389e-05 deg
tp 2459213.845489280911
(2020-Dec-30.34548928)
0.00032007 TDB
period 4367.39958932092
11.96
0.00014642
4.009e-07
d
yr
n .08242891282040346 2.7635e-09 deg/d
Q 5.703909843781675 1.2749e-07 au
  Orbit Determination Parameters
   # obs. used (total)      612  
   data-arc span      8895 days (24.35 yr)  
   first obs. used      1996-10-06  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51743  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:05  

Additional Information
 Earth MOID = 3.7584 au 
 Jupiter MOID = .189092 au 
 T_jup = 2.974 
[ 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 12.59   n/a E2020-QM9  
diameter diameter 16.216 km 0.540 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.067   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

160856 (2001 DU92)          Discovered 2001-Feb-19 by LONEOS at Anderson Mesa
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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