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JPL Small-Body Database Browser
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48963 (1998 QJ33)
Classification: Main-belt Asteroid          SPK-ID: 2048963
[ 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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .131378681173437 3.7047e-08  
a 2.3207093384276 8.8619e-09 au
q 2.015817606158103 8.8596e-08 au
i 6.123139035705657 4.4422e-06 deg
node 303.9606131155168 3.6089e-05 deg
peri 64.97688128857072 3.9895e-05 deg
M 279.7053215567499 1.7716e-05 deg
tp 2458888.514142780456
(2020-Feb-09.01414278)		 6.3943e-05 TDB
period 1291.307137798002
3.54		 7.3965e-06
2.025e-08		 d
yr
n .2787872764444631 1.5969e-09 deg/d
Q 2.625601070697098 1.0026e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      15382 days (42.11 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-11-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53225  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:16:14  

Additional Information
 Earth MOID = 1.02245 au 
 Jupiter MOID = 2.85109 au 
 T_jup = 3.559 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456720.5 (2014-Mar-04.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1321006005858636 3.7122e-08  
q 2.013956509208024 8.8927e-08 au
tp 2456307.708495592765
(2013-Jan-15.20849559)		 6.1468e-05 TDB
node 304.0495958727701 3.6111e-05 deg
peri 65.16013820528306 3.9853e-05 deg
i 6.121816472042118 4.4411e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      15382 days (42.11 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-11-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53225  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:16:14  

Additional Information
 Jupiter MOID = 2.85109 au 
 T_jup = 3.559 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.378065027214589E-15 -3.290133476216029E-15 -3.064566941650331E-13 2.591271580218283E-16 -6.500677523565688E-14 1.460873818979386E-16
q -3.290133476216029E-15 7.908030098275347E-15 7.127299331295167E-13 -8.080654507512312E-16 1.543670210324845E-13 -2.465464554629408E-16
tp -3.064566941650331E-13 7.127299331295167E-13 3.778284395971508E-9 6.588346813262898E-13 1.047767396921957E-9 6.806193342885041E-13
node 2.591271580218283E-16 -8.080654507512312E-16 6.588346813262898E-13 1.303990404533195E-9 -1.295860855611833E-9 -5.860842437464501E-12
peri -6.500677523565688E-14 1.543670210324845E-13 1.047767396921957E-9 -1.295860855611833E-9 1.588286592446914E-9 5.996186732777941E-12
i 1.460873818979386E-16 -2.465464554629408E-16 6.806193342885041E-13 -5.860842437464501E-12 5.996186732777941E-12 1.972298425001621E-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 15.0   n/a MPO439426  

48963 (1998 QJ33)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QJ33 = 1117 T-3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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