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193305 (2000 SS281)
Classification: Main-belt Asteroid          SPK-ID: 2193305
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .07028219933561122 4.5397e-08  
a 2.451649879942828 2.1191e-08 au
q 2.279342534379559 1.1471e-07 au
i 5.301608104776983 5.5888e-06 deg
node 255.746935906367 7.1566e-05 deg
peri 210.4675326938912 9.6597e-05 deg
M 304.9795669272743 6.9165e-05 deg
tp 2459214.792811900069
(2020-Dec-31.29281190)
0.00027124 TDB
period 1402.122956430651
3.84
1.8179e-05
4.977e-08
d
yr
n .2567535167646373 3.3289e-09 deg/d
Q 2.623957225506097 2.268e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      6975 days (19.10 yr)  
   first obs. used      2000-09-23  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61199  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 21:46:24  

Additional Information
 Earth MOID = 1.29798 au 
 Jupiter MOID = 2.47448 au 
 T_jup = 3.486 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457149.5 (2015-May-07.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .069236971633648 4.5269e-08  
q 2.282492750319006 1.145e-07 au
tp 2457809.456913466989
(2017-Feb-24.95691347)
0.00026388 TDB
node 255.7934849705681 7.166e-05 deg
peri 209.7307174962078 9.7424e-05 deg
i 5.296889019266836 5.587e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      6975 days (19.10 yr)  
   first obs. used      2000-09-23  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61199  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 21:46:24  

Additional Information
 Jupiter MOID = 2.47448 au 
 T_jup = 3.486 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.049260107108265E-15 -5.10467898304516E-15 -1.045134248855866E-12 -1.049175909324593E-14 -2.270809972505405E-13 2.459875790663205E-15
q -5.10467898304516E-15 1.310927245263617E-14 5.910766068404228E-12 1.239581502478859E-14 1.364659837133094E-12 -4.850145516436166E-15
tp -1.045134248855866E-12 5.910766068404228E-12 6.963157057176789E-8 -2.665410696092089E-10 1.746457789832941E-8 1.531259098670953E-11
node -1.049175909324593E-14 1.239581502478859E-14 -2.665410696092089E-10 5.135098104554728E-9 -5.178310114736868E-9 -1.108678633091034E-10
peri -2.270809972505405E-13 1.364659837133094E-12 1.746457789832941E-8 -5.178310114736868E-9 9.491435893661492E-9 1.141107605722347E-10
i 2.459875790663205E-15 -4.850145516436166E-15 1.531259098670953E-11 -1.108678633091034E-10 1.141107605722347E-10 3.121461232435927E-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 16.1   n/a MPO348492  

193305 (2000 SS281)          Discovered 2000-Sep-23 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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