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487977 (2015 TE308)
Classification: Main-belt Asteroid          SPK-ID: 2487977
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1784793241591179 6.7602e-08  
a 2.726812599248801 5.8674e-08 au
q 2.240132929426307 1.9496e-07 au
i 16.92333100558803 6.5014e-06 deg
node 96.90768007423098 2.4103e-05 deg
peri 277.8023582201561 3.1227e-05 deg
M 15.584515762123 1.9948e-05 deg
tp 2458929.301281540353
(2020-Mar-20.80128154)
9.008e-05 TDB
period 1644.679824301534
4.50
5.3084e-05
1.453e-07
d
yr
n .2188875881376398 7.0649e-09 deg/d
Q 3.213492269071294 6.9146e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      5139 days (14.07 yr)  
   first obs. used      2005-06-08  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61145  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:53  

Additional Information
 Earth MOID = 1.31584 au 
 Jupiter MOID = 2.43597 au 
 T_jup = 3.271 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1809019148991415 6.7913e-08  
q 2.233070839333493 1.9583e-07 au
tp 2457281.058141693864
(2015-Sep-15.55814169)
7.8795e-05 TDB
node 97.04978083066091 2.4179e-05 deg
peri 277.1012510665149 3.0945e-05 deg
i 16.9002922679696 6.4942e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      5139 days (14.07 yr)  
   first obs. used      2005-06-08  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61145  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:53  

Additional Information
 Jupiter MOID = 2.43597 au 
 T_jup = 3.271 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.612195559150032E-15 -1.289601338790042E-14 1.746194269675414E-12 -1.707366866445022E-14 5.160470409212741E-13 -4.489234940343232E-14
q -1.289601338790042E-14 3.834761056838029E-14 -5.346189420657537E-12 4.405330709651553E-14 -1.517773060722078E-12 1.379554232885417E-13
tp 1.746194269675414E-12 -5.346189420657537E-12 6.208645957360012E-9 3.333224115362058E-11 1.57582100140052E-9 -3.295305380677012E-11
node -1.707366866445022E-14 4.405330709651553E-14 3.333224115362058E-11 5.846251662106996E-10 -5.504825656847428E-10 -3.861903138664916E-11
peri 5.160470409212741E-13 -1.517773060722078E-12 1.57582100140052E-9 -5.504825656847428E-10 9.576184917107011E-10 2.827279604382835E-11
i -4.489234940343232E-14 1.379554232885417E-13 -3.295305380677012E-11 -3.861903138664916E-11 2.827279604382835E-11 4.217459620264504E-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 16.7   n/a MPO477321  

487977 (2015 TE308)          Discovered 2014-May-06 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TE308 = 2014 NL17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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