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25937 (2001 DY92)
Classification: Jupiter Trojan          SPK-ID: 2025937
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0645140111532041 5.48e-08  
a 5.301391101437688 1.6317e-07 au
q 4.95937709679204 3.5268e-07 au
i 2.35080240166305 7.0308e-06 deg
node 25.67504549342121 0.00014872 deg
peri 52.72285455876831 0.00016211 deg
M 284.7349123324998 7.0118e-05 deg
tp 2459932.625233920803
(2022-Dec-19.12523392)
0.00089498 TDB
period 4458.442746973479
12.21
0.00020583
5.635e-07
d
yr
n .08074568194116173 3.7278e-09 deg/d
Q 5.643405106083336 1.7369e-07 au
  Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      13232 days (36.23 yr)  
   first obs. used      1983-07-13  
   last obs. used      2019-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55221  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:50:35  

Additional Information
 Earth MOID = 3.97552 au 
 Jupiter MOID = .0833126 au 
 T_jup = 2.994 
[ 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 12.2   n/a MPO493016  
diameter diameter 15.131 km 0.970 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.122   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

25937 (2001 DY92)          Discovered 2001-Feb-19 by LONEOS at Anderson Mesa
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 DY92 = 2000 AZ56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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