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JPL Small-Body Database Browser
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13697 (1998 HJ133)
Classification: Main-belt Asteroid          SPK-ID: 2013697
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .237488881115019 3.3596e-08  
a 2.461683885747298 9.692e-09 au
q 1.8770613340623 8.1017e-08 au
i 8.418281118791404 3.3821e-06 deg
node 153.8329549371244 2.891e-05 deg
peri 200.7710568620082 3.0064e-05 deg
M 1.914487427232913 1.0469e-05 deg
tp 2458592.997657811099
(2019-Apr-19.49765781)
4.0998e-05 TDB
period 1410.739579474804
3.86
8.3315e-06
2.281e-08
d
yr
n .2551852980080294 1.5071e-09 deg/d
Q 3.046306437432296 1.1994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1795  
   data-arc span      25590 days (70.06 yr)  
   first obs. used      1949-08-20  
   last obs. used      2019-09-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52171  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:15:46  

Additional Information
 Earth MOID = .873373 au 
 Jupiter MOID = 2.39273 au 
 T_jup = 3.436 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7   n/a MPO431659  
diameter diameter 4.333 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.342   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13697 (1998 HJ133)          Discovered 1998-Apr-19 by LINEAR at Socorro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HJ133 = 1949 QA1 = 1949 QJ2 = 1949 QO1 = 1980 TA2 = 1999 NU46 = 4237 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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