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(2015 TC25)
Classification: Apollo [NEO]          SPK-ID: 3729281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457607.5 (2016-Aug-07.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1176862697109047 1.8415e-07  
a 1.029234076078501 1.2734e-07 au
q .9081073570054725 1.2653e-07 au
i 3.6382560846412 7.2461e-06 deg
node 19.65441864882687 5.3609e-06 deg
peri 80.5783523092699 6.5335e-05 deg
M 214.2377620633304 5.0059e-05 deg
tp 2457761.923072204521
(2017-Jan-08.42307220)
4.1587e-05 TDB
period 381.3903160418075
1.04
7.0781e-05
1.938e-07
d
yr
n .9439148946837373 1.7518e-07 deg/d
Q 1.150360795151529 1.4233e-07 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.579019728907415E-10 2.068E-11
A2 [EST] -4.586729812618346E-12 2.855E-12
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      47  
   # delay obs. used      0  
   # Doppler obs. used      2  
   data-arc span      562 days (1.54 yr)  
   first obs. used      2015-10-11  
   last obs. used      2017-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .46585  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2017-Jun-21 12:07:21  

Additional Information
 Earth MOID = .00108502 au 
 Jupiter MOID = 3.91276 au 
 T_jup = 5.937 
[ hide covariance matrix ]
Orbit Covariance (8×8)
  e q tp node peri i A1 A2
e 3.390995107576389E-14 -1.909564156206397E-14 1.557036532770688E-12 -6.68105692702556E-13 -3.140463078104019E-12 9.83048665747521E-13 -1.737613355372636E-18 -1.834900593184416E-19
q -1.909564156206397E-14 1.600973714630218E-14 -2.115596711455822E-12 4.270705203287544E-13 -1.137693060340394E-12 -2.486014993013117E-13 -3.458162528424208E-19 2.920140986174698E-20
tp 1.557036532770688E-12 -2.115596711455822E-12 1.729447539605938E-9 -8.81211085047596E-11 2.332779471883861E-9 -1.95876698716537E-11 3.14173949748275E-16 1.001884063261558E-16
node -6.68105692702556E-13 4.270705203287544E-13 -8.81211085047596E-11 2.873923810461707E-11 -4.232701180323683E-11 -2.076680638593755E-11 1.834103570691324E-17 -7.493235665853554E-19
peri -3.140463078104019E-12 -1.137693060340394E-12 2.332779471883861E-9 -4.232701180323683E-11 4.268712005367971E-9 -2.456108859477511E-10 1.000909795543217E-15 1.783034628574439E-16
i 9.83048665747521E-13 -2.486014993013117E-13 -1.95876698716537E-11 -2.076680638593755E-11 -2.456108859477511E-10 5.250662182134716E-11 -1.267246046229433E-16 -9.006587061108316E-18
A1 -1.737613355372636E-18 -3.458162528424208E-19 3.14173949748275E-16 1.834103570691324E-17 1.000909795543217E-15 -1.267246046229433E-16 4.27616375558795E-22 3.355615131974837E-23
A2 -1.834900593184416E-19 2.920140986174698E-20 1.001884063261558E-16 -7.493235665853554E-19 1.783034628574439E-16 -9.006587061108316E-18 3.355615131974837E-23 8.148997186264236E-24

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 29.3   n/a E2018E19  
rotation period rot_per 0.03715 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Reddy. V.; Sanchez, J.A.; Bottke, W.F.; Thirouin, A.; et al. (2017) Astron. J. 152, A162.]
[Thirouin, A.; Moskovitz, N.; Binzel, R.P.; Christensen, E.; et al. (2016) Astron. J. 152, A163.]

[ show close-approach data ]
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