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58251 (1993 QS2)
Classification: Main-belt Asteroid          SPK-ID: 2058251
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2325374235192514 4.0966e-08  
a 2.349061159035404 1.151e-08 au
q 1.802816529424165 9.9061e-08 au
i 1.943421380164449 4.8641e-06 deg
node 336.1107974079665 0.00012491 deg
peri 333.1351794640914 0.00012527 deg
M 228.4265991153766 1.1784e-05 deg
tp 2459681.124065263559
(2022-Apr-11.62406526)
4.5115e-05 TDB
period 1315.042875927533
3.60
9.6652e-06
2.646e-08
d
yr
n .2737553326891208 2.012e-09 deg/d
Q 2.895305788646643 1.4187e-08 au
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      10083 days (27.61 yr)  
   first obs. used      1993-08-13  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53581  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:41:24  

Additional Information
 Earth MOID = .786533 au 
 Jupiter MOID = 2.37681 au 
 T_jup = 3.521 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457149.5 (2015-May-07.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2332962081342169 4.0952e-08  
q 1.800667382721774 9.908e-08 au
tp 2457051.309432061803
(2015-Jan-28.80943206)
3.6513e-05 TDB
node 336.1935496616724 0.00012473 deg
peri 333.092478074589 0.00012509 deg
i 1.945682617711306 4.8669e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      653  
   data-arc span      10083 days (27.61 yr)  
   first obs. used      1993-08-13  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53581  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:41:24  

Additional Information
 Jupiter MOID = 2.37681 au 
 T_jup = 3.521 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.677103865937326E-15 -4.042856294946865E-15 1.642364294480058E-13 -7.810743266710217E-15 6.915246847128478E-14 -2.8929553068916E-16
q -4.042856294946865E-15 9.816770252137184E-15 -3.146484369885232E-13 1.904294834897202E-14 -1.474175428932239E-13 7.719406990325538E-16
tp 1.642364294480058E-13 -3.146484369885232E-13 1.333229867805966E-9 -1.364696399953428E-12 3.643473291288833E-10 1.86827676385592E-13
node -7.810743266710217E-15 1.904294834897202E-14 -1.364696399953428E-12 1.555668475403891E-8 -1.554731912291874E-8 7.316334410201776E-11
peri 6.915246847128478E-14 -1.474175428932239E-13 3.643473291288833E-10 -1.554731912291874E-8 1.564775735308075E-8 -7.307087718321209E-11
i -2.8929553068916E-16 7.719406990325538E-16 1.86827676385592E-13 7.316334410201776E-11 -7.307087718321209E-11 2.36865469725765E-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 16.14   n/a MPCxxxxx  

58251 (1993 QS2)          Discovered 1993-Aug-16 by Elst, E. W. at Caussols
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 QS2 = 1999 CE134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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