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344242 (2001 SA147)
Classification: Main-belt Asteroid          SPK-ID: 2344242
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2501197172931859 4.2978e-08  
a 2.347088051081921 7.084e-09 au
q 1.760035051283096 1.0189e-07 au
i 3.574863474825726 6.4143e-06 deg
node 191.5401726303869 7.0413e-05 deg
peri 225.3012543753929 7.2278e-05 deg
M 289.3262832532353 1.2598e-05 deg
tp 2458858.338598205431
(2020-Jan-09.83859821)
4.612e-05 TDB
period 1313.38635672086
3.60
5.9461e-06
1.628e-08
d
yr
n .274100608825277 1.2409e-09 deg/d
Q 2.934141050880746 8.8558e-09 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6616 days (18.11 yr)  
   first obs. used      2001-09-16  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63051  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:23:26  

Additional Information
 Earth MOID = .773652 au 
 Jupiter MOID = 2.42989 au 
 T_jup = 3.515 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457233.5 (2015-Jul-30.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2493399944363176 4.2921e-08  
q 1.762563081146112 1.0176e-07 au
tp 2457542.086635603849
(2016-Jun-02.58663560)
4.6115e-05 TDB
node 191.5859106331828 7.0288e-05 deg
peri 224.812481822497 7.2191e-05 deg
i 3.575279832254794 6.4229e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6616 days (18.11 yr)  
   first obs. used      2001-09-16  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63051  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 10:23:26  

Additional Information
 Jupiter MOID = 2.42989 au 
 T_jup = 3.515 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.842194638639632E-15 -4.361837748840799E-15 -5.471455260058676E-13 1.938028232607994E-14 -1.51302086708277E-13 -3.416456707539657E-15
q -4.361837748840799E-15 1.035506586229576E-14 1.305082665751317E-12 -4.637430708307236E-14 3.592259830196636E-13 8.245608374587835E-15
tp -5.471455260058676E-13 1.305082665751317E-12 2.126633113200967E-9 -8.932600292472647E-12 7.67602289037995E-10 9.356566848814016E-13
node 1.938028232607994E-14 -4.637430708307236E-14 -8.932600292472647E-12 4.940414016048384E-9 -4.932721279558357E-9 -7.477150224448383E-11
peri -1.51302086708277E-13 3.592259830196636E-13 7.67602289037995E-10 -4.932721279558357E-9 5.211551278994873E-9 7.484004002205905E-11
i -3.416456707539657E-15 8.245608374587835E-15 9.356566848814016E-13 -7.477150224448383E-11 7.484004002205905E-11 4.125351054967556E-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 17.8   n/a MPO455507  

344242 (2001 SA147)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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