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134832 (2000 HT61)
Classification: Main-belt Asteroid          SPK-ID: 2134832
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03806368458063233 5.7757e-08  
a 3.118706838053701 2.512e-08 au
q 2.999997364670563 1.7328e-07 au
i 15.14079097643235 6.1829e-06 deg
node 214.3765346796024 1.489e-05 deg
peri 156.8488900846799 6.1154e-05 deg
M 86.41083737565235 5.855e-05 deg
tp 2458517.634731515160
(2019-Feb-03.13473152)
0.0003277 TDB
period 2011.686287668381
5.51
2.4305e-05
6.654e-08
d
yr
n .1789543440280906 2.1621e-09 deg/d
Q 3.237416311436838 2.6076e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1043  
   data-arc span      7293 days (19.97 yr)  
   first obs. used      2000-04-25  
   last obs. used      2020-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51958  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:06:00  

Additional Information
 Earth MOID = 2.00727 au 
 Jupiter MOID = 1.9632 au 
 T_jup = 3.162 
[ 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 14.1   n/a MPO453832  
diameter diameter 4.527 km 0.901 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.576 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.260   0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134832 (2000 HT61)          Discovered 2000-Apr-25 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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Alternate Designations
 2000 HT61 = 2002 TJ205 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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