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214893 (2007 SJ7)
Classification: Main-belt Asteroid          SPK-ID: 2214893
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 .1765749303188338 4.431e-08  
a 2.313775305135774 2.1674e-08 au
q 1.905220591857986 9.9891e-08 au
i 7.587936283845954 7.6882e-06 deg
node 175.3207729268604 3.6694e-05 deg
peri 293.028914453608 4.4014e-05 deg
M 29.18423893017436 2.9213e-05 deg
tp 2458496.285998778793
(2019-Jan-12.78599878)
0.00010331 TDB
period 1285.524029918922
3.52
1.8063e-05
4.945e-08
d
yr
n .2800414396164226 3.9348e-09 deg/d
Q 2.722330018413561 2.5501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      7653 days (20.95 yr)  
   first obs. used      1998-02-28  
   last obs. used      2019-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57383  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:37:29  

Additional Information
 Earth MOID = .936707 au 
 Jupiter MOID = 2.42735 au 
 T_jup = 3.550 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457047.5 (2015-Jan-25.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176560817069192 4.4484e-08  
q 1.905255742706022 1.0022e-07 au
tp 2457211.519611854204
(2015-Jul-08.01961185)
9.1826e-05 TDB
node 175.3320125065439 3.6699e-05 deg
peri 293.2724901778363 4.3987e-05 deg
i 7.586925994356389 7.6878e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      7653 days (20.95 yr)  
   first obs. used      1998-02-28  
   last obs. used      2019-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57383  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:37:29  

Additional Information
 Jupiter MOID = 2.42735 au 
 T_jup = 3.550 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.978825290076931E-15 -4.391740673121184E-15 9.770234386430677E-13 -2.60383683397627E-15 2.648367055346423E-13 -5.116969711835997E-15
q -4.391740673121184E-15 1.004366872264479E-14 -1.335698329797411E-12 1.305708522927209E-14 -3.84728220114122E-13 1.188275665526071E-14
tp 9.770234386430677E-13 -1.335698329797411E-12 8.43194797682593E-9 5.217501619310447E-11 2.239343728018255E-9 -9.659375938014767E-12
node -2.60383683397627E-15 1.305708522927209E-14 5.217501619310447E-11 1.346787114168713E-9 -1.320017540788374E-9 3.368100615035378E-11
peri 2.648367055346423E-13 -3.84728220114122E-13 2.239343728018255E-9 -1.320017540788374E-9 1.934883184346045E-9 -3.593512458406803E-11
i -5.116969711835997E-15 1.188275665526071E-14 -9.659375938014767E-12 3.368100615035378E-11 -3.593512458406803E-11 5.910253898037729E-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 17.1   n/a MPO418152  

214893 (2007 SJ7)          Discovered 2007-Sep-18 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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