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JPL Small-Body Database Browser
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35829 (1999 JH54)
Classification: Main-belt Asteroid          SPK-ID: 2035829
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1729825990710379 6.4888e-08  
a 2.574049418683589 1.5217e-08 au
q 2.128783660102407 1.6743e-07 au
i 11.35211896388463 5.5502e-06 deg
node 54.38692193808983 4.544e-05 deg
peri 239.7069537806455 5.2281e-05 deg
M 352.8615280230065 2.555e-05 deg
tp 2459030.410695111202
(2020-Jun-29.91069511)
0.00010706 TDB
period 1508.425090794803
4.13
1.3376e-05
3.662e-08
d
yr
n .2386595146135581 2.1163e-09 deg/d
Q 3.01931517726477 1.7849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      8237 days (22.55 yr)  
   first obs. used      1996-10-18  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66352  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:55:37  

Additional Information
 Earth MOID = 1.13845 au 
 Jupiter MOID = 2.20994 au 
 T_jup = 3.380 
[ 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 15.5   n/a MPO431904  
diameter diameter 3.509 km 0.728 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.109   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35829 (1999 JH54)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JH54 = 2000 UU85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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