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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08748712877952064 5.6431e-08  
a 2.695635436320396 2.1367e-08 au
q 2.459802031760394 1.5637e-07 au
i 15.11867218269153 6.2874e-06 deg
node 195.3924324499561 1.8687e-05 deg
peri 9.267519428393127 4.4769e-05 deg
M 3.445075695778531 3.6221e-05 deg
tp 2458985.030138334224
(2020-May-15.53013833)
0.00016269 TDB
period 1616.553797788411
4.43
1.922e-05
5.262e-08
d
yr
n .2226959600679618 2.6478e-09 deg/d
Q 2.931468840880397 2.3236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      8032 days (21.99 yr)  
   first obs. used      1998-05-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51209  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:45:17  

Additional Information
 Earth MOID = 1.45796 au 
 Jupiter MOID = 2.02587 au 
 T_jup = 3.315 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457764.5 (2017-Jan-11.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08795081815148524 5.6276e-08  
q 2.45872225667115 1.5589e-07 au
tp 2457365.523313549011
(2015-Dec-09.02331355)
0.00016714 TDB
node 195.4081433441032 1.8685e-05 deg
peri 8.741654030289661 4.4642e-05 deg
i 15.11932215128211 6.2878e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      8032 days (21.99 yr)  
   first obs. used      1998-05-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51209  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:45:17  

Additional Information
 Jupiter MOID = 2.02587 au 
 T_jup = 3.315 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.167015424995004E-15 -8.705850147964034E-15 2.54187071019968E-12 4.823476576999778E-15 6.179733928074663E-13 -1.169590407065876E-14
q -8.705850147964034E-15 2.43007100899547E-14 -7.87461215696039E-12 -1.595311778351763E-14 -1.89058667375199E-12 3.303410128044227E-14
tp 2.54187071019968E-12 -7.87461215696039E-12 2.793441014175685E-8 5.510641689501217E-11 6.794663721979797E-9 -7.039761303314039E-12
node 4.823476576999778E-15 -1.595311778351763E-14 5.510641689501217E-11 3.49145209192622E-10 -3.230560641012262E-10 3.113209382132671E-11
peri 6.179733928074663E-13 -1.89058667375199E-12 6.794663721979797E-9 -3.230560641012262E-10 1.992911935616734E-9 -3.164459380042783E-11
i -1.169590407065876E-14 3.303410128044227E-14 -7.039761303314039E-12 3.113209382132671E-11 -3.164459380042783E-11 3.953650287408205E-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 16.4   n/a MPO423417  

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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