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13309 (1998 RA60)
Classification: Main-belt Asteroid          SPK-ID: 2013309
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02442104360185448 5.5839e-08  
a 2.956434984192914 1.8188e-08 au
q 2.88423575653789 1.7155e-07 au
i 9.210504030101724 5.6218e-06 deg
node 343.7703332604403 2.4429e-05 deg
peri 157.298807116873 0.00010236 deg
M 321.0991491321364 9.7926e-05 deg
tp 2459201.135383245034
(2020-Dec-17.63538325)
0.00050507 TDB
period 1856.739283507063
5.08
1.7134e-05
4.691e-08
d
yr
n .1938882874929115 1.7892e-09 deg/d
Q 3.028634211847936 1.8632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1643  
   data-arc span      23747 days (65.02 yr)  
   first obs. used      1955-04-20  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49588  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:51:30  

Additional Information
 Earth MOID = 1.89689 au 
 Jupiter MOID = 1.95896 au 
 T_jup = 3.248 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456942.5 (2014-Oct-12.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02374230809215634 5.8323e-08  
q 2.884369865330872 1.7861e-07 au
tp 2457379.792413573546
(2015-Dec-23.29241357)
0.00048073 TDB
node 343.8276649540338 2.4403e-05 deg
peri 164.1678996370957 9.7458e-05 deg
i 9.218794732624563 5.6238e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1643  
   data-arc span      23747 days (65.02 yr)  
   first obs. used      1955-04-20  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49588  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:51:30  

Additional Information
 Jupiter MOID = 1.95896 au 
 T_jup = 3.248 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.401560727680387E-15 -1.037084546467575E-14 9.774994501791846E-12 -1.975736768471585E-15 2.024820176815001E-12 -3.633451957580591E-16
q -1.037084546467575E-14 3.190087228233144E-14 -2.882736326024673E-11 7.461535924281484E-15 -5.998765586953924E-12 2.271510534255518E-15
tp 9.774994501791846E-12 -2.882736326024673E-11 2.310982129873824E-7 -6.858695367627466E-12 4.536062059759295E-8 4.230039863563598E-11
node -1.975736768471585E-15 7.461535924281484E-15 -6.858695367627466E-12 5.954909112717992E-10 -5.887948024838947E-10 1.199264526194077E-11
peri 2.024820176815001E-12 -5.998765586953924E-12 4.536062059759295E-8 -5.887948024838947E-10 9.498041846660613E-9 -3.687867806656272E-12
i -3.633451957580591E-16 2.271510534255518E-15 4.230039863563598E-11 1.199264526194077E-11 -3.687867806656272E-12 3.162731085605021E-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 MPO452357  
diameter diameter 7.290 km 0.329 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.191   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13309 (1998 RA60)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RA60 = 1996 BP17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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