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103782 (2000 DJ7)
Classification: Main-belt Asteroid          SPK-ID: 2103782
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2249173947206352 4.2704e-08  
a 2.301073245837162 6.962e-09 au
q 1.783521846322112 9.82e-08 au
i 8.157990492861897 5.4255e-06 deg
node 56.87095047369533 3.249e-05 deg
peri 84.92725217405477 3.6133e-05 deg
M 2.867088354270817 1.3932e-05 deg
tp 2459190.346105019746
(2020-Dec-06.84610502)		 4.9325e-05 TDB
period 1274.95275387884
3.49		 5.7861e-06
1.584e-08		 d
yr
n .2823634043730308 1.2815e-09 deg/d
Q 2.818624645352212 8.5279e-09 au
   Orbit Determination Parameters
   # obs. used (total)      956  
   data-arc span      7739 days (21.19 yr)  
   first obs. used      2000-01-07  
   last obs. used      2021-03-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53345  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:48:33  

Additional Information
 Earth MOID = .818245 au 
 Jupiter MOID = 2.25052 au 
 T_jup = 3.544 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457329.5 (2015-Nov-03.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .224379230823382 4.2989e-08  
q 1.785024369167788 9.8898e-08 au
tp 2457916.064052390658
(2017-Jun-11.56405239)		 4.7806e-05 TDB
node 56.88554548030414 3.249e-05 deg
peri 85.05844699310465 3.6138e-05 deg
i 8.157642019683301 5.4261e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      956  
   data-arc span      7739 days (21.19 yr)  
   first obs. used      2000-01-07  
   last obs. used      2021-03-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53345  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:48:33  

Additional Information
 Jupiter MOID = 2.25052 au 
 T_jup = 3.544 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.848014672169987E-15 -4.245178509588986E-15 1.176811158467432E-12 -1.32323503687124E-14 4.432456567906113E-13 -4.928793219181427E-15
q -4.245178509588986E-15 9.780803956017667E-15 -2.649535269722136E-12 3.031154568956738E-14 -1.008750514222834E-12 1.102399692406913E-14
tp 1.176811158467432E-12 -2.649535269722136E-12 2.285400173989113E-9 -1.569441047466518E-11 7.675922379760953E-10 -7.78689750463854E-12
node -1.32323503687124E-14 3.031154568956738E-14 -1.569441047466518E-11 1.055595443787662E-9 -1.049966346156807E-9 -8.185025399771107E-11
peri 4.432456567906113E-13 -1.008750514222834E-12 7.675922379760953E-10 -1.049966346156807E-9 1.305971445672165E-9 7.853308323542843E-11
i -4.928793219181427E-15 1.102399692406913E-14 -7.78689750463854E-12 -8.185025399771107E-11 7.853308323542843E-11 2.944240521690077E-11

[ 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 15.5   n/a MPO299602  
diameter diameter 1.710 km 0.480 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.418   0.235 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103782 (2000 DJ7)          Discovered 2000-Feb-29 by Kobayashi, T. at Oizumi
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2000 DJ7 = 2001 OR75 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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