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471956 (2013 SC25)
Classification: Apollo [NEO]          SPK-ID: 2471956
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 100 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6481290067905606 3.0618e-08  
a 1.604663078310652 1.1158e-08 au
q .5646343911316856 4.7587e-08 au
i 10.17203314654033 3.8647e-06 deg
node 273.0732718008073 2.3729e-05 deg
peri 237.8991659207907 2.3077e-05 deg
M 51.4673650550276 1.3116e-05 deg
tp 2458894.353995651889
(2020-Feb-14.85399565)		 2.6007e-05 TDB
period 742.461976136997
2.03		 7.744e-06
2.12e-08		 d
yr
n .4848733154969997 5.0573e-09 deg/d
Q 2.644691765489619 1.839e-08 au
   Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      2463 days (6.74 yr)  
   first obs. used      2013-09-29  
   last obs. used      2020-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41208  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-28 06:16:08  

Additional Information
 Earth MOID = .0738997 au 
 Jupiter MOID = 2.44558 au 
 T_jup = 4.075 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457885.5 (2017-May-12.0) TDB
Reference: JPL 100 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6481702064705077 3.0649e-08  
q .5644833627885918 4.7618e-08 au
tp 2458152.174228412220
(2018-Feb-02.67422841)		 1.8786e-05 TDB
node 273.0842146833098 2.3734e-05 deg
peri 237.913563638556 2.3082e-05 deg
i 10.17160858789673 3.8646e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      2463 days (6.74 yr)  
   first obs. used      2013-09-29  
   last obs. used      2020-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41208  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-28 06:16:08  

Additional Information
 Jupiter MOID = 2.44558 au 
 T_jup = 4.075 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.393655363708728E-16 -1.455222280440082E-15 1.019126430382557E-13 -6.843927656447288E-15 7.282992566168972E-14 9.588504254637374E-15
q -1.455222280440082E-15 2.267467379613487E-15 -9.691825638356297E-14 1.783260499470116E-14 -1.1049581478934E-13 -1.047541854330286E-14
tp 1.019126430382557E-13 -9.691825638356297E-14 3.529139467943178E-10 8.025983993177158E-11 -4.254228066309533E-12 3.031322994946195E-11
node -6.843927656447288E-15 1.783260499470116E-14 8.025983993177158E-11 5.632876195558802E-10 -5.342794155891628E-10 -2.590893503329223E-11
peri 7.282992566168972E-14 -1.1049581478934E-13 -4.254228066309533E-12 -5.342794155891628E-10 5.327709348210552E-10 3.259203625411557E-11
i 9.588504254637374E-15 -1.047541854330286E-14 3.031322994946195E-11 -2.590893503329223E-11 3.259203625411557E-11 1.493544534289585E-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 19.32   n/a E2021B25  
rotation period rot_per 12.96 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2014) Minor Planet Bull. 41, 113-124.]

471956 (2013 SC25)          Discovered 2013-Sep-29 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2016-08-22

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