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JPL Small-Body Database Browser
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201139 (2002 JH98)
Classification: Main-belt Asteroid          SPK-ID: 2201139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07310106711349519 1.0839e-07  
a 2.607253682366581 2.6746e-08 au
q 2.416660655949994 2.8107e-07 au
i 28.18473503124227 9.6715e-06 deg
node 20.89079660605624 1.093e-05 deg
peri 325.6038514334312 4.995e-05 deg
M 246.9038400988732 4.9225e-05 deg
tp 2459083.579623759175
(2020-Aug-22.07962376)
0.00020989 TDB
period 1537.706184766494
4.21
2.3661e-05
6.478e-08
d
yr
n .234114945733061 3.6024e-09 deg/d
Q 2.797846708783168 2.8701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      7160 days (19.60 yr)  
   first obs. used      1999-09-30  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62341  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:14:32  

Additional Information
 Earth MOID = 1.43659 au 
 Jupiter MOID = 2.51322 au 
 T_jup = 3.240 
[ 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 15.3   n/a MPO475684  
diameter diameter 4.578 km 0.255 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.084   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201139 (2002 JH98)          Discovered 2002-May-09 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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