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JPL Small-Body Database Browser
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35664 (1998 QC64)
Classification: Main-belt Asteroid          SPK-ID: 2035664
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04407251003970631 3.8752e-08  
a 3.110949714027006 2.2872e-08 au
q 2.973842351522529 1.26e-07 au
i 21.91670168585098 5.9595e-06 deg
node 176.8289746394115 1.0301e-05 deg
peri 72.74611104589965 6.4628e-05 deg
M 337.9630839697103 6.5045e-05 deg
tp 2458723.183520426330
(2019-Aug-27.68352043)
0.00036222 TDB
period 2004.185490055533
5.49
2.2103e-05
6.051e-08
d
yr
n .1796240925734 1.9809e-09 deg/d
Q 3.248057076531483 2.388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1232  
   data-arc span      9371 days (25.66 yr)  
   first obs. used      1993-09-14  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52623  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:55:13  

Additional Information
 Earth MOID = 2.03031 au 
 Jupiter MOID = 1.79642 au 
 T_jup = 3.106 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456640.5 (2013-Dec-14.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04234063866708123 3.8623e-08  
q 2.978753827222293 1.2534e-07 au
tp 2456722.700347360090
(2014-Mar-06.20034736)
0.00037616 TDB
node 176.8599072801624 1.0298e-05 deg
peri 73.29760574335214 6.7337e-05 deg
i 21.92032077104147 5.9602e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1232  
   data-arc span      9371 days (25.66 yr)  
   first obs. used      1993-09-14  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52623  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:55:13  

Additional Information
 Jupiter MOID = 1.79642 au 
 T_jup = 3.106 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.491720789297008E-15 -4.76608060630657E-15 -4.78533492445479E-12 -4.444240262798947E-15 -8.647681089583956E-13 9.470185108458265E-16
q -4.76608060630657E-15 1.570900350320096E-14 1.506412230978746E-11 1.364754303328941E-14 2.71796018416078E-12 -2.198311621722906E-15
tp -4.78533492445479E-12 1.506412230978746E-11 1.41492661833078E-7 7.930574162815855E-11 2.504485936096406E-8 9.700119552329525E-12
node -4.444240262798947E-15 1.364754303328941E-14 7.930574162815855E-11 1.06054791587104E-10 -8.399556157001394E-11 1.300872843958919E-11
peri -8.647681089583956E-13 2.71796018416078E-12 2.504485936096406E-8 -8.399556157001394E-11 4.534300731834422E-9 -1.028491862116985E-11
i 9.470185108458265E-16 -2.198311621722906E-15 9.700119552329525E-12 1.300872843958919E-11 -1.028491862116985E-11 3.552431986252492E-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 13.3   n/a MPO436015  
diameter diameter 11.666 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35664 (1998 QC64)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QC64 = 1993 RE8 = 1999 US57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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