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46984 (1998 SU162)
Classification: Main-belt Asteroid          SPK-ID: 2046984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08421459287085369 3.8357e-08  
a 2.686303286021892 1.2248e-08 au
q 2.460077348461922 1.0297e-07 au
i 1.653556979894712 3.5055e-06 deg
node 258.8984483472854 0.00015755 deg
peri 132.2297101385532 0.00015948 deg
M 52.21625012638762 2.3138e-05 deg
tp 2459163.243276366613
(2020-Nov-09.74327637)
0.00010348 TDB
period 1608.166429124403
4.40
1.0998e-05
3.011e-08
d
yr
n .2238574276146337 1.531e-09 deg/d
Q 2.912529223581863 1.3279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      993  
   data-arc span      9070 days (24.83 yr)  
   first obs. used      1996-03-20  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:30  

Additional Information
 Earth MOID = 1.46516 au 
 Jupiter MOID = 2.44819 au 
 T_jup = 3.368 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456931.5 (2014-Oct-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08651076868427753 3.8753e-08  
q 2.453431674501799 1.0433e-07 au
tp 2457549.667394047187
(2016-Jun-10.16739405)
0.00010031 TDB
node 258.9890970513133 0.00015784 deg
peri 131.111255021592 0.00015961 deg
i 1.651377892541088 3.5062e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      993  
   data-arc span      9070 days (24.83 yr)  
   first obs. used      1996-03-20  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:30  

Additional Information
 Jupiter MOID = 2.44819 au 
 T_jup = 3.368 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.501796406542772E-15 -4.01975577446984E-15 -6.797191718967978E-13 -5.187112569806273E-15 -1.330174252127166E-13 -4.972496083164424E-16
q -4.01975577446984E-15 1.088383328668484E-14 1.650960374811435E-12 1.565356452447495E-14 3.033556132272901E-13 1.343433396263323E-15
tp -6.797191718967978E-13 1.650960374811435E-12 1.006163868480022E-8 -7.510699963596921E-12 2.403676949928229E-9 1.063720679377207E-12
node -5.187112569806273E-15 1.565356452447495E-14 -7.510699963596921E-12 2.491388071847382E-8 -2.490539020350689E-8 -8.556363104115002E-11
peri -1.330174252127166E-13 3.033556132272901E-13 2.403676949928229E-9 -2.490539020350689E-8 2.547678430549225E-8 8.576622353262038E-11
i -4.972496083164424E-16 1.343433396263323E-15 1.063720679377207E-12 -8.556363104115002E-11 8.576622353262038E-11 1.229357197944793E-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 15.18   n/a E2021B10  

46984 (1998 SU162)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SU162 = 2000 DV21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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