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487812 (2015 TD13)
Classification: Main-belt Asteroid          SPK-ID: 2487812
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07805651447090785 7.6836e-08  
a 2.438494021269184 3.6509e-08 au
q 2.248153677410764 2.0744e-07 au
i 9.026243364683546 6.772e-06 deg
node 308.7674670322497 4.4902e-05 deg
peri 224.2154533362627 6.2328e-05 deg
M 158.1039741409374 4.7917e-05 deg
tp 2457989.668738722282
(2017-Aug-24.16873872)
0.00017986 TDB
period 1390.852160768302
3.81
3.1235e-05
8.552e-08
d
yr
n .2588341235355576 5.8128e-09 deg/d
Q 2.628834365127604 3.9358e-08 au
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      4991 days (13.66 yr)  
   first obs. used      2006-02-24  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56456  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:48:31  

Additional Information
 Earth MOID = 1.26491 au 
 Jupiter MOID = 2.3885 au 
 T_jup = 3.482 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457329.5 (2015-Nov-03.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07729706379384532 7.7075e-08  
q 2.250839768375533 2.0799e-07 au
tp 2457990.667226984109
(2017-Aug-25.16722698)
0.00018134 TDB
node 308.8360198839743 4.4906e-05 deg
peri 224.4527663693007 6.256e-05 deg
i 9.024544533259208 6.772e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      4991 days (13.66 yr)  
   first obs. used      2006-02-24  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56456  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:48:31  

Additional Information
 Jupiter MOID = 2.3885 au 
 T_jup = 3.482 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.940618375814689E-15 -1.588043519688451E-14 -2.27022890423658E-12 -1.170435810574686E-13 -2.681369958976716E-13 -5.588327186945887E-15
q -1.588043519688451E-14 4.325941319570276E-14 7.685921306178486E-12 3.155847493356587E-13 1.020075694414797E-12 1.682398694762002E-14
tp -2.27022890423658E-12 7.685921306178486E-12 3.288454597954529E-8 8.381735955639273E-11 7.908334607873105E-9 -6.623468949225078E-12
node -1.170435810574686E-13 3.155847493356587E-13 8.381735955639273E-11 2.016540903622855E-9 -1.973874519646378E-9 4.501632363751694E-11
peri -2.681369958976716E-13 1.020075694414797E-12 7.908334607873105E-9 -1.973874519646378E-9 3.913736634941259E-9 -4.664183223162193E-11
i -5.588327186945887E-15 1.682398694762002E-14 -6.623468949225078E-12 4.501632363751694E-11 -4.664183223162193E-11 4.586034941072883E-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 17.4   n/a MPO409263  

487812 (2015 TD13)          Discovered 2011-Jul-28 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TD13 = 2011 QC90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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