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(2003 SS84)
Classification: Apollo [NEO, PHA]          SPK-ID: 3160741
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5717943627612347 5.633e-08  
a 1.93059959139239 5.3518e-09 au
q .8266936282850781 1.0698e-07 au
i 5.492286734372611 9.8166e-06 deg
node 198.19442149672 2.1218e-05 deg
peri 234.9078729234676 2.2111e-05 deg
M 57.92451030274042 1.0779e-05 deg
tp 2458842.849042813993
(2019-Dec-25.34904281)
2.8703e-05 TDB
period 979.798435762992
2.68
4.0741e-06
1.115e-08
d
yr
n .3674225094262981 1.5278e-09 deg/d
Q 3.034505554499701 8.4119e-09 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   # delay obs. used      3  
   # Doppler obs. used      1  
   data-arc span      6028 days (16.50 yr)  
   first obs. used      2003-09-20  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40995  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-24 06:22:07  

Additional Information
 Earth MOID = .00530653 au 
 Jupiter MOID = 2.29886 au 
 T_jup = 3.690 
[ hide covariance matrix ]
Orbital Elements at Epoch 2453729.5 (2005-Dec-25.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5717183957054764 5.5665e-08  
q .826653785683611 1.0529e-07 au
tp 2453942.241532943645
(2006-Jul-25.74153294)
9.497e-06 TDB
node 198.6512963581217 2.1199e-05 deg
peri 234.2517694788903 2.2008e-05 deg
i 5.507406011140939 9.8519e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      265  
   # delay obs. used      3  
   # Doppler obs. used      1  
   data-arc span      6028 days (16.50 yr)  
   first obs. used      2003-09-20  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40995  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-24 06:22:07  

Additional Information
 Jupiter MOID = 2.29886 au 
 T_jup = 3.690 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.098644315393219E-15 -5.860753976903044E-15 5.098587728617041E-13 2.980292518364948E-13 5.360948844016947E-13 -1.869535872059782E-13
q -5.860753976903044E-15 1.108665843696225E-14 -9.613936603957974E-13 -5.617497734485125E-13 -1.016011779237757E-12 3.524667804307155E-13
tp 5.098587728617041E-13 -9.613936603957974E-13 9.019241252543115E-11 5.748375340554062E-11 8.103378685498513E-11 -3.982300002953294E-11
node 2.980292518364948E-13 -5.617497734485125E-13 5.748375340554062E-11 4.49415526816609E-10 -3.53521587279155E-10 -1.701368303400523E-10
peri 5.360948844016947E-13 -1.016011779237757E-12 8.103378685498513E-11 -3.53521587279155E-10 4.843331279161861E-10 1.079159568380024E-10
i -1.869535872059782E-13 3.524667804307155E-13 -3.982300002953294E-11 -1.701368303400523E-10 1.079159568380024E-10 9.706058051565423E-11

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 21.8   n/a MPO264930  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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