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351048 (2003 SQ240)
Classification: Main-belt Asteroid          SPK-ID: 2351048
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09493151836329763 6.5811e-08  
a 2.608735780817169 2.6024e-08 au
q 2.361084532135532 1.7539e-07 au
i .6705372212219001 6.9367e-06 deg
node 287.8281952879643 0.00066464 deg
peri 170.4195066467099 0.000666 deg
M 263.123697030934 4.3577e-05 deg
tp 2459414.650915009257
(2021-Jul-19.15091501)
0.00018861 TDB
period 1539.01753921122
4.21
2.3029e-05
6.305e-08
d
yr
n .2339154628377451 3.5002e-09 deg/d
Q 2.856387029498806 2.8494e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      6731 days (18.43 yr)  
   first obs. used      1999-11-10  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62321  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:44:50  

Additional Information
 Earth MOID = 1.37795 au 
 Jupiter MOID = 2.26376 au 
 T_jup = 3.404 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456664.5 (2014-Jan-07.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09435620119261602 6.607e-08  
q 2.362901631014664 1.7616e-07 au
tp 2456328.000082293599
(2013-Feb-04.50008229)
0.0001768 TDB
node 288.0857607438251 0.00066784 deg
peri 168.6945196686205 0.0006692 deg
i .668452212399216 6.9247e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      6731 days (18.43 yr)  
   first obs. used      1999-11-10  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62321  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:44:50  

Additional Information
 Jupiter MOID = 2.26376 au 
 T_jup = 3.404 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.365300452670172E-15 -1.153485257531547E-14 -3.925896415156803E-12 -3.90646975618011E-14 -9.633805748737708E-13 -9.019661487746499E-17
q -1.153485257531547E-14 3.103073647118449E-14 1.095697258130644E-11 1.131478885627056E-13 2.704611765052452E-12 1.998442469970436E-16
tp -3.925896415156803E-12 1.095697258130644E-11 3.1259431059251E-8 1.088966033544926E-10 7.619162672933819E-9 -9.408537912612659E-13
node -3.90646975618011E-14 1.131478885627056E-13 1.088966033544926E-10 4.460057331187009E-7 -4.459470043735092E-7 -1.017281556181652E-9
peri -9.633805748737708E-13 2.704611765052452E-12 7.619162672933819E-9 -4.459470043735092E-7 4.478265390919226E-7 1.016978909881717E-9
i -9.019661487746499E-17 1.998442469970436E-16 -9.408537912612659E-13 -1.017281556181652E-9 1.016978909881717E-9 4.79514861682574E-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 17.6   n/a MPO446571  

351048 (2003 SQ240)          Discovered 2003-Sep-27 by Spacewatch at Kitt Peak
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2003 SQ240 = 2008 YW94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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