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JPL Small-Body Database Browser
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46816 (1998 MR13)
Classification: Main-belt Asteroid          SPK-ID: 2046816
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 .2068346954261991 5.2929e-08  
a 2.342379556576422 1.1661e-08 au
q 1.857894194419383 1.2724e-07 au
i 12.29952239626901 5.1811e-06 deg
node 265.2353769807745 2.6185e-05 deg
peri 31.51901276529526 2.893e-05 deg
M 276.6520899056005 1.4877e-05 deg
tp 2458903.663243060870
(2020-Feb-24.16324306)
5.5083e-05 TDB
period 1309.436161966187
3.59
9.778e-06
2.677e-08
d
yr
n .2749274920431716 2.053e-09 deg/d
Q 2.826864918733461 1.4073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      962  
   data-arc span      7626 days (20.88 yr)  
   first obs. used      1998-06-24  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51988  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:34:20  

Additional Information
 Earth MOID = .852022 au 
 Jupiter MOID = 2.38234 au 
 T_jup = 3.504 
[ 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 MPO333226  
diameter diameter 4.297 km 1.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.098   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

46816 (1998 MR13)          Discovered 1998-Jun-24 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 MR13 = 1999 YU24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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