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JPL Small-Body Database Browser
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52888 (1998 SZ58)
Classification: Main-belt Asteroid          SPK-ID: 2052888
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1919203253911667 2.8949e-08  
a 2.591307537225558 1.0165e-08 au
q 2.093982951492646 7.2982e-08 au
i 4.427520230240773 3.5991e-06 deg
node 169.179763375814 5.9778e-05 deg
peri 162.8475186121654 6.1093e-05 deg
M 95.82443359947192 1.3814e-05 deg
tp 2458594.944192901040
(2019-Apr-21.44419290)
5.7546e-05 TDB
period 1523.620699558513
4.17
8.9653e-06
2.455e-08
d
yr
n .2362792787629586 1.3903e-09 deg/d
Q 3.088632122958471 1.2116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      720  
   data-arc span      9746 days (26.68 yr)  
   first obs. used      1993-05-21  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54658  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:37:38  

Additional Information
 Earth MOID = 1.08411 au 
 Jupiter MOID = 2.28616 au 
 T_jup = 3.389 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457025.5 (2015-Jan-03.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1939422936207083 2.9082e-08  
q 2.08790164732996 7.3477e-08 au
tp 2457071.896817590180
(2015-Feb-18.39681759)
5.4007e-05 TDB
node 169.2408912179434 5.9698e-05 deg
peri 162.8006752334128 6.0977e-05 deg
i 4.430826976187308 3.6032e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      720  
   data-arc span      9746 days (26.68 yr)  
   first obs. used      1993-05-21  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54658  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:37:38  

Additional Information
 Jupiter MOID = 2.28616 au 
 T_jup = 3.389 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.457776818732852E-16 -2.124811977556382E-15 3.513541677096343E-13 9.578791970749109E-15 7.960673366176703E-14 1.952881595194683E-16
q -2.124811977556382E-15 5.398907554141078E-15 -8.17847753543427E-13 -2.329427106917712E-14 -1.85397927819607E-13 -3.272781854150935E-16
tp 3.513541677096343E-13 -8.17847753543427E-13 2.916793294109135E-9 2.900419772922593E-11 7.010856298459003E-10 1.7701721567317E-12
node 9.578791970749109E-15 -2.329427106917712E-14 2.900419772922593E-11 3.563850191445891E-9 -3.545754527770356E-9 6.338207694970775E-11
peri 7.960673366176703E-14 -1.85397927819607E-13 7.010856298459003E-10 -3.545754527770356E-9 3.718168164646696E-9 -6.277557775467964E-11
i 1.952881595194683E-16 -3.272781854150935E-16 1.7701721567317E-12 6.338207694970775E-11 -6.277557775467964E-11 1.298312786101749E-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 15.7   n/a MPO449342  

52888 (1998 SZ58)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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