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JPL Small-Body Database Browser
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49060 (1998 RJ46)
Classification: Main-belt Asteroid          SPK-ID: 2049060
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 .1821994148254899 3.3207e-08  
a 2.762772978405819 1.3895e-08 au
q 2.259397358444603 9.2301e-08 au
i 7.144626207932499 4.947e-06 deg
node 202.4809909012381 3.096e-05 deg
peri 268.7148898131341 3.377e-05 deg
M 80.2405032081754 1.363e-05 deg
tp 2458226.641405247268
(2018-Apr-18.14140525)
6.2944e-05 TDB
period 1677.321162378637
4.59
1.2654e-05
3.464e-08
d
yr
n .2146279484660398 1.6192e-09 deg/d
Q 3.266148598367035 1.6427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      965  
   data-arc span      7544 days (20.65 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55913  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:39:55  

Additional Information
 Earth MOID = 1.28971 au 
 Jupiter MOID = 1.92719 au 
 T_jup = 3.305 
[ 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 14.7   n/a MPO319669  
diameter diameter 6.347 km 0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49060 (1998 RJ46)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RJ46 = 2000 AK145 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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