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JPL Small-Body Database Browser
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27062 (1998 SJ58)
Classification: Main-belt Asteroid          SPK-ID: 2027062
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218973475526798 3.2051e-08  
a 2.402572631093635 7.9262e-09 au
q 2.109705400060658 7.6304e-08 au
i 1.625590002318231 4.2022e-06 deg
node 19.96343217441732 0.0001141 deg
peri 124.7003136051032 0.00011557 deg
M 165.2986447883857 1.7701e-05 deg
tp 2458375.931599999162
(2018-Sep-14.43160000)
6.6135e-05 TDB
period 1360.232712664683
3.72
6.7312e-06
1.843e-08
d
yr
n .2646605956820164 1.3097e-09 deg/d
Q 2.695439862126613 8.8923e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1663  
   data-arc span      10010 days (27.41 yr)  
   first obs. used      1991-12-14  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4853  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:26:43  

Additional Information
 Earth MOID = 1.12234 au 
 Jupiter MOID = 2.30767 au 
 T_jup = 3.514 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456515.5 (2013-Aug-11.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1216799978441338 3.1858e-08  
q 2.109302860611955 7.5668e-08 au
tp 2457014.991527284334
(2014-Dec-23.49152728)
6.5065e-05 TDB
node 20.09929993577463 0.00011398 deg
peri 124.4015142480695 0.00011547 deg
i 1.627043116620661 4.2038e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1663  
   data-arc span      10010 days (27.41 yr)  
   first obs. used      1991-12-14  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4853  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:26:43  

Additional Information
 Jupiter MOID = 2.30767 au 
 T_jup = 3.514 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.01490937703366E-15 -2.400991819256163E-15 6.812992832102583E-13 -7.645476980602771E-15 2.058239538938465E-13 -2.399389653960837E-16
q -2.400991819256163E-15 5.725652545166814E-15 -1.568281834173925E-12 1.76012897749987E-14 -4.787391149740072E-13 5.842776288698332E-16
tp 6.812992832102583E-13 -1.568281834173925E-12 4.233515093641613E-9 -2.542579951469859E-11 1.209218297786051E-9 3.59735137068703E-14
node -7.645476980602771E-15 1.76012897749987E-14 -2.542579951469859E-11 1.299221045476651E-8 -1.299362600330099E-8 1.009693877145365E-11
peri 2.058239538938465E-13 -4.787391149740072E-13 1.209218297786051E-9 -1.299362600330099E-8 1.333349665886243E-8 -1.008515328279438E-11
i -2.399389653960837E-16 5.842776288698332E-16 3.59735137068703E-14 1.009693877145365E-11 -1.008515328279438E-11 1.767222182159856E-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 14.5   n/a MPO384979  
rotation period rot_per 59.527 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

27062 (1998 SJ58)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SJ58 = 2000 CZ80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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