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487856 (2015 TZ105)
Classification: Main-belt Asteroid          SPK-ID: 2487856
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09425004624262873 6.9705e-08  
a 3.115603152526519 8.6947e-08 au
q 2.821957411327215 1.8798e-07 au
i 9.347708680507651 6.5797e-06 deg
node 190.1412931778796 4.4078e-05 deg
peri 179.9190616605054 6.0471e-05 deg
M 337.2770644599034 4.5711e-05 deg
tp 2459127.286660971008
(2020-Oct-04.78666097)
0.00025771 TDB
period 2008.684039481679
5.50
8.4084e-05
2.302e-07
d
yr
n .1792218153398055 7.5023e-09 deg/d
Q 3.409248893725823 9.5142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      7113 days (19.47 yr)  
   first obs. used      1998-10-24  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57947  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:51:29  

Additional Information
 Earth MOID = 1.82148 au 
 Jupiter MOID = 2.0552 au 
 T_jup = 3.190 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457174.5 (2015-Jun-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09904741622810886 7.1201e-08  
q 2.806082687985224 1.9408e-07 au
tp 2457109.813017289867
(2015-Mar-28.31301729)
0.00021125 TDB
node 190.3800794301868 4.3884e-05 deg
peri 178.4499348850958 5.8528e-05 deg
i 9.37055456442342 6.5972e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      7113 days (19.47 yr)  
   first obs. used      1998-10-24  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57947  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:51:29  

Additional Information
 Jupiter MOID = 2.0552 au 
 T_jup = 3.190 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.069535984810579E-15 -1.300564902409195E-14 1.271391206929885E-12 3.690092198043813E-14 4.516951723945665E-14 -4.162851169176439E-16
q -1.300564902409195E-14 3.766842973268279E-14 -6.154977877894196E-14 -9.256889530663916E-14 4.91486464745169E-13 4.758749476090271E-15
tp 1.271391206929885E-12 -6.154977877894196E-14 4.462575631140369E-8 4.871394438451756E-11 8.238244584674852E-9 -1.40838254033263E-11
node 3.690092198043813E-14 -9.256889530663916E-14 4.871394438451756E-11 1.925774053703134E-9 -1.891594749650176E-9 2.638727541104658E-12
peri 4.516951723945665E-14 4.91486464745169E-13 8.238244584674852E-9 -1.891594749650176E-9 3.42556741098184E-9 -5.268475178539924E-12
i -4.162851169176439E-16 4.758749476090271E-15 -1.40838254033263E-11 2.638727541104658E-12 -5.268475178539924E-12 4.35229673086744E-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 16.1   n/a MPO446847  

487856 (2015 TZ105)          Discovered 2009-Sep-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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