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487978 (2015 TL310)
Classification: Main-belt Asteroid          SPK-ID: 2487978
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2175261253968944 1.4917e-07  
a 3.153740607768365 1.034e-07 au
q 2.467719632853665 5.3028e-07 au
i 18.90180870419594 9.0729e-06 deg
node 79.45335302107418 2.7311e-05 deg
peri 330.678609933391 3.8087e-05 deg
M 279.127216158547 3.1443e-05 deg
tp 2459460.054765669562
(2021-Sep-02.55476567)
0.00019594 TDB
period 2045.678506200288
5.60
0.0001006
2.754e-07
d
yr
n .1759807315317968 8.6544e-09 deg/d
Q 3.839761582683064 1.2589e-07 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      5699 days (15.60 yr)  
   first obs. used      2004-12-13  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50149  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:23:39  

Additional Information
 Earth MOID = 1.49589 au 
 Jupiter MOID = 1.56759 au 
 T_jup = 3.088 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457575.5 (2016-Jul-06.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2239785351311823 1.5264e-07  
q 2.440504036324091 5.4346e-07 au
tp 2457404.418397382343
(2016-Jan-16.91839738)
0.00011359 TDB
node 79.6336248214195 2.7416e-05 deg
peri 328.936198624872 3.6665e-05 deg
i 18.89781845544028 9.1326e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      5699 days (15.60 yr)  
   first obs. used      2004-12-13  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50149  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:23:39  

Additional Information
 Jupiter MOID = 1.56759 au 
 T_jup = 3.088 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.329826134374414E-14 -8.252675124800814E-14 -6.744747919665215E-12 -4.570211053918082E-15 -5.638566380045115E-13 -2.107168667163935E-13
q -8.252675124800814E-14 2.953477840856223E-13 2.589548298195758E-11 6.884483737760319E-15 2.492427853124281E-12 7.668817085521376E-13
tp -6.744747919665215E-12 2.589548298195758E-11 1.290313006842176E-8 -7.641838633863369E-12 2.776761966698736E-9 1.019048517945651E-10
node -4.570211053918082E-15 6.884483737760319E-15 -7.641838633863369E-12 7.516544390891419E-10 -7.130494245344657E-10 -1.052125200134982E-10
peri -5.638566380045115E-13 2.492427853124281E-12 2.776761966698736E-9 -7.130494245344657E-10 1.34435511122414E-9 1.144295414307409E-10
i -2.107168667163935E-13 7.668817085521376E-13 1.019048517945651E-10 -1.052125200134982E-10 1.144295414307409E-10 8.340423843635635E-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 15.9   n/a MPO477321  

487978 (2015 TL310)          Discovered 2010-Nov-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2015 TL310 = 2016 EG67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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