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JPL Small-Body Database Browser
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66099 (1998 SQ13)
Classification: Main-belt Asteroid          SPK-ID: 2066099
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1986321608979287 5.8175e-08  
a 3.105548050594317 2.2963e-08 au
q 2.488686330532418 1.8068e-07 au
i .780038622201515 5.3571e-06 deg
node 29.46252152225921 0.00039098 deg
peri 298.321474126452 0.00039111 deg
M 29.57694720374039 1.1968e-05 deg
tp 2458836.268427176150
(2019-Dec-18.76842718)
6.5566e-05 TDB
period 1998.967838340978
5.47
2.2172e-05
6.07e-08
d
yr
n .1800929425151623 1.9975e-09 deg/d
Q 3.722409770656216 2.7525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      7228 days (19.79 yr)  
   first obs. used      1998-08-31  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58473  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:55:14  

Additional Information
 Earth MOID = 1.47743 au 
 Jupiter MOID = 1.63294 au 
 T_jup = 3.190 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456325.5 (2013-Feb-02.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2028038573888683 5.8023e-08  
q 2.47418767838037 1.8118e-07 au
tp 2456841.122835161198
(2014-Jul-02.62283516)
5.774e-05 TDB
node 29.54813831449375 0.0003881 deg
peri 298.8884282061687 0.00038822 deg
i .7854651877613039 5.3715e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      7228 days (19.79 yr)  
   first obs. used      1998-08-31  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58473  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:55:14  

Additional Information
 Jupiter MOID = 1.63294 au 
 T_jup = 3.190 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.366620032638129E-15 -1.045874046916986E-14 1.214311144192345E-12 -1.566377166549105E-14 1.974111249387974E-13 -6.770088026989734E-17
q -1.045874046916986E-14 3.282689956112363E-14 -3.646330464495698E-12 5.1012613493419E-14 -6.1392403134841E-13 2.257593449012921E-16
tp 1.214311144192345E-12 -3.646330464495698E-12 3.333874067525018E-9 -5.771341501032277E-12 5.959971342862858E-10 -2.420451414784969E-13
node -1.566377166549105E-14 5.1012613493419E-14 -5.771341501032277E-12 1.506213939593313E-7 -1.506076126602685E-7 -9.455392958231836E-10
peri 1.974111249387974E-13 -6.1392403134841E-13 5.959971342862858E-10 -1.506076126602685E-7 1.507117535843719E-7 9.454044729309581E-10
i -6.770088026989734E-17 2.257593449012921E-16 -2.420451414784969E-13 -9.455392958231836E-10 9.454044729309581E-10 2.885262939424905E-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 14.4   n/a MPO432213  
diameter diameter 7.384 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66099 (1998 SQ13)          Discovered 1998-Sep-23 by ODAS at Caussols
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SQ13 = 1999 YO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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