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344669 (2003 SN149)
Classification: Main-belt Asteroid          SPK-ID: 2344669
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1785526609875381 7.4217e-08  
a 2.714041769030532 2.8013e-08 au
q 2.229442389138805 1.9126e-07 au
i 5.456095316784144 7.0314e-06 deg
node 36.27359809711434 6.6243e-05 deg
peri 3.578870779761013 6.9073e-05 deg
M 246.4175597979001 2.3057e-05 deg
tp 2459515.766504613146
(2021-Oct-28.26650461)
0.00011029 TDB
period 1633.13925401387
4.47
2.5285e-05
6.923e-08
d
yr
n .2204343561733668 3.4128e-09 deg/d
Q 3.198641148922258 3.3015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      8491 days (23.25 yr)  
   first obs. used      1996-01-24  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .594  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:47:10  

Additional Information
 Earth MOID = 1.23742 au 
 Jupiter MOID = 2.22272 au 
 T_jup = 3.332 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457364.5 (2015-Dec-08.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1804115761944841 7.4127e-08  
q 2.221622912312609 1.9066e-07 au
tp 2457885.773892633326
(2017-May-12.27389263)
9.2428e-05 TDB
node 36.31925540442629 6.6145e-05 deg
peri 3.884748674844332 6.891e-05 deg
i 5.463090656986201 7.0395e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      8491 days (23.25 yr)  
   first obs. used      1996-01-24  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .594  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:47:10  

Additional Information
 Jupiter MOID = 2.22272 au 
 T_jup = 3.332 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.494757214585185E-15 -1.405554855209386E-14 1.979542758389971E-12 -1.388863062751922E-14 1.897587893879745E-13 -4.522570865431188E-15
q -1.405554855209386E-14 3.635070557353513E-14 -4.168832542910478E-12 3.864575888385662E-14 -3.238961153002462E-13 1.115826572472763E-14
tp 1.979542758389971E-12 -4.168832542910478E-12 8.542915871779511E-9 1.696432659660932E-11 1.794774138783335E-9 -1.082793457956684E-11
node -1.388863062751922E-14 3.864575888385662E-14 1.696432659660932E-11 4.375211278105361E-9 -4.35051101886857E-9 5.959016758046006E-11
peri 1.897587893879745E-13 -3.238961153002462E-13 1.794774138783335E-9 -4.35051101886857E-9 4.748527121771194E-9 -6.147553375719531E-11
i -4.522570865431188E-15 1.115826572472763E-14 -1.082793457956684E-11 5.959016758046006E-11 -6.147553375719531E-11 4.95544804710988E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO342030  

344669 (2003 SN149)          Discovered 2003-Sep-16 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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