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215243 (2001 DG97)
Classification: Jupiter Trojan          SPK-ID: 2215243
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1308431097183327 6.7395e-08  
a 5.2306360531684 2.3045e-07 au
q 4.546243366167021 4.505e-07 au
i 9.989944818642261 6.8618e-06 deg
node 145.4671434668707 3.6713e-05 deg
peri 325.1275407370757 5.2221e-05 deg
M 225.1531689885812 4.5142e-05 deg
tp 2460237.197523245412
(2023-Oct-19.69752325)
0.00063715 TDB
period 4369.484280416305
11.96
0.00028876
7.906e-07
d
yr
n .08238958579471094 5.4448e-09 deg/d
Q 5.915028740169779 2.606e-07 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      8419 days (23.05 yr)  
   first obs. used      1996-09-15  
   last obs. used      2019-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61365  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:57:33  

Additional Information
 Earth MOID = 3.56893 au 
 Jupiter MOID = .580724 au 
 T_jup = 2.953 
[ 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 12.7   n/a MPO454545  
diameter diameter 15.378 km 0.860 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.062   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

215243 (2001 DG97)          Discovered 2001-Feb-17 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2001 DG97 = 1996 RM33 = 1997 UW26 = 2000 AH113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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