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382944 (2004 TA316)
Classification: Main-belt Asteroid          SPK-ID: 2382944
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08776230757979896 4.5698e-08  
a 2.697670785069317 1.865e-08 au
q 2.460916971881026 1.2167e-07 au
i 15.11846060869315 5.0117e-06 deg
node 195.3549847262326 1.7136e-05 deg
peri 9.789988357461324 3.6135e-05 deg
M 91.11681344134601 2.939e-05 deg
tp 2458986.883094587899
(2020-May-17.38309459)
0.00013187 TDB
period 1618.385020052103
4.43
1.6783e-05
4.595e-08
d
yr
n .222443976890252 2.3068e-09 deg/d
Q 2.934424598257607 2.0287e-08 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      8499 days (23.27 yr)  
   first obs. used      1998-05-01  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 04:38:18  

Additional Information
 Earth MOID = 1.45981 au 
 Jupiter MOID = 2.02098 au 
 T_jup = 3.314 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458100.5 (2017-Dec-13.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08782758926521318 4.5762e-08  
q 2.459722265931491 1.2202e-07 au
tp 2457366.082265755824
(2015-Dec-09.58226576)
0.00013164 TDB
node 195.4078643529434 1.7138e-05 deg
peri 8.908665438146476 3.6067e-05 deg
i 15.11911047727362 5.0123e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      8499 days (23.27 yr)  
   first obs. used      1998-05-01  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 04:38:18  

Additional Information
 Jupiter MOID = 2.02098 au 
 T_jup = 3.314 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.094127679080226E-15 -5.529742965670253E-15 -8.112397526078012E-13 8.250327479577775E-15 -2.271954421628402E-13 -1.968405851495485E-15
q -5.529742965670253E-15 1.488788152473078E-14 2.034669356110404E-12 -2.32801923292473E-14 6.062421195242981E-13 5.613851756208454E-15
tp -8.112397526078012E-13 2.034669356110404E-12 1.732804214818721E-8 -3.081496988224884E-12 4.188965066420992E-9 -1.100962864297654E-11
node 8.250327479577775E-15 -2.32801923292473E-14 -3.081496988224884E-12 2.937014252586934E-10 -2.840027186661892E-10 7.838427229302714E-12
peri -2.271954421628402E-13 6.062421195242981E-13 4.188965066420992E-9 -2.840027186661892E-10 1.300820691723613E-9 -1.007947844580328E-11
i -1.968405851495485E-15 5.613851756208454E-15 -1.100962864297654E-11 7.838427229302714E-12 -1.007947844580328E-11 2.512345712922254E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.59   n/a MPO639039  

382944 (2004 TA316)          Discovered 2004-Oct-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

Alternate Designations
 2004 TA316 = 1998 JB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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