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48290 (2002 JH)
Classification: Main-belt Asteroid          SPK-ID: 2048290
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2598431902698201 3.411e-08  
a 2.404026531066031 1.3176e-08 au
q 1.779356607740544 8.307e-08 au
i 12.66034073426735 6.4419e-06 deg
node 49.97121246576784 1.795e-05 deg
peri 249.4262444273267 2.3164e-05 deg
M 141.3730414976281 1.5685e-05 deg
tp 2458065.847733759302
(2017-Nov-08.34773376)
5.8508e-05 TDB
period 1361.467602363782
3.73
1.1193e-05
3.064e-08
d
yr
n .2644205410212975 2.1739e-09 deg/d
Q 3.028696454391516 1.66e-08 au
  Orbit Determination Parameters
   # obs. used (total)      737  
   data-arc span      9152 days (25.06 yr)  
   first obs. used      1993-12-17  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54043  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:45:52  

Additional Information
 Earth MOID = .809095 au 
 Jupiter MOID = 2.30081 au 
 T_jup = 3.445 
[ 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 15.2   n/a MPO417151  
diameter diameter 2.466 km 0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.581 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.319   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48290 (2002 JH)          Discovered 2002-May-03 by Yeung, W. K. Y. at Desert Eagle
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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