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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09493155530225772 5.7713e-08  
a 2.608735788894164 2.0636e-08 au
q 2.361084443081779 1.616e-07 au
i .6705365326228341 4.8876e-06 deg
node 287.8285229072352 0.00066031 deg
peri 170.4191723248059 0.00066169 deg
M 263.1237037980384 4.3339e-05 deg
tp 2459414.650888002956
(2021-Jul-19.15088800)
0.00018718 TDB
period 1539.017546358726
4.21
1.8261e-05
5e-08
d
yr
n .2339154617513947 2.7755e-09 deg/d
Q 2.85638713470655 2.2595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      7675 days (21.01 yr)  
   first obs. used      1999-11-10  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60231  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:58:20  

Additional Information
 Earth MOID = 1.37795 au 
 Jupiter MOID = 2.26376 au 
 T_jup = 3.404 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457566.5 (2016-Jun-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09381680507560096 5.7895e-08  
q 2.365271346852587 1.6212e-07 au
tp 2457868.733177535255
(2017-Apr-25.23317754)
0.00018329 TDB
node 288.0637824827348 0.0006637 deg
peri 168.894874250122 0.0006651 deg
i .6680819408126067 4.8772e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      7675 days (21.01 yr)  
   first obs. used      1999-11-10  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60231  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:58:20  

Additional Information
 Jupiter MOID = 2.26376 au 
 T_jup = 3.404 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.351878030812993E-15 -9.342063929575372E-15 -4.384871458898463E-12 -2.140346626441355E-14 -9.059300666640461E-13 -6.153291268809685E-16
q -9.342063929575372E-15 2.628185603143999E-14 1.255194840519522E-11 6.729650087634559E-14 2.587344350201515E-12 1.794460081554691E-15
tp -4.384871458898463E-12 1.255194840519522E-11 3.35943087407145E-8 8.306082268330597E-11 7.982625710956986E-9 2.650942947738994E-12
node -2.140346626441355E-14 6.729650087634559E-14 8.306082268330597E-11 4.404936970600838E-7 -4.404454920691591E-7 -7.732215502169323E-10
peri -9.059300666640461E-13 2.587344350201515E-12 7.982625710956986E-9 -4.404454920691591E-7 4.423564164647844E-7 7.73781954891531E-10
i -6.153291268809685E-16 1.794460081554691E-15 2.650942947738994E-12 -7.732215502169323E-10 7.73781954891531E-10 2.378663077396396E-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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