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79727 (1998 SJ127)
Classification: Main-belt Asteroid          SPK-ID: 2079727
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0718016976380807 3.8689e-08  
a 2.391144272119111 9.843e-09 au
q 2.219456054083386 9.7215e-08 au
i 6.584963150117634 3.7981e-06 deg
node 59.57525467153069 3.7456e-05 deg
peri 10.99386382110621 5.255e-05 deg
M 259.9746179571321 3.8617e-05 deg
tp 2459375.744914929942
(2021-Jun-10.24491493)
0.00014597 TDB
period 1350.538899385403
3.70
8.3391e-06
2.283e-08
d
yr
n .2665602598813164 1.6459e-09 deg/d
Q 2.562832490154836 1.055e-08 au
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      8067 days (22.09 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57435  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:22:13  

Additional Information
 Earth MOID = 1.23393 au 
 Jupiter MOID = 2.62516 au 
 T_jup = 3.519 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457556.5 (2016-Jun-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07279305815378832 3.9098e-08  
q 2.216761661706172 9.8413e-08 au
tp 2458021.897131952941
(2017-Sep-25.39713195)
0.00013927 TDB
node 59.61243064165129 3.7406e-05 deg
peri 10.18711039540773 5.203e-05 deg
i 6.590299093790283 3.802e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      8067 days (22.09 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57435  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:22:13  

Additional Information
 Jupiter MOID = 2.62516 au 
 T_jup = 3.519 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.528615563921688E-15 -3.835102310477674E-15 -2.722259866354228E-12 1.364789239736717E-14 -6.788499430009868E-13 -3.183097635468967E-15
q -3.835102310477674E-15 9.685122918436574E-15 7.091152866339779E-12 -3.402567353391781E-14 1.766837422837603E-12 8.356151983992304E-15
tp -2.722259866354228E-12 7.091152866339779E-12 1.939710025866436E-8 -4.458765843687298E-11 5.056302601699457E-9 1.799770864364852E-11
node 1.364789239736717E-14 -3.402567353391781E-14 -4.458765843687298E-11 1.39917524362166E-9 -1.400998466224499E-9 -4.373122130256207E-11
peri -6.788499430009868E-13 1.766837422837603E-12 5.056302601699457E-9 -1.400998466224499E-9 2.707116427963964E-9 4.809680219470448E-11
i -3.183097635468967E-15 8.356151983992304E-15 1.799770864364852E-11 -4.373122130256207E-11 4.809680219470448E-11 1.445532849268769E-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 15.8   n/a MPO436338  

79727 (1998 SJ127)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 SJ127 = 2000 DZ106 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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