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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02438037381418112 5.3552e-08  
a 2.956467213676677 1.5316e-08 au
q 2.884387437837869 1.6217e-07 au
i 9.211178272326068 5.4251e-06 deg
node 343.7659887055909 2.0926e-05 deg
peri 156.9942797596836 9.8678e-05 deg
M .1697053614354224 9.3686e-05 deg
tp 2459199.624711767307
(2020-Dec-16.12471177)
0.00048321 TDB
period 1856.769645367887
5.08
1.4429e-05
3.95e-08
d
yr
n .1938851170354373 1.5067e-09 deg/d
Q 3.028546989515486 1.569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1955  
   data-arc span      24066 days (65.89 yr)  
   first obs. used      1955-04-20  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47259  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:52:31  

Additional Information
 Earth MOID = 1.89694 au 
 Jupiter MOID = 1.95833 au 
 T_jup = 3.248 
[ show covariance matrix ]

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 13.37   n/a E2021B10  
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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