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26182 (1996 HW8)
Classification: Main-belt Asteroid          SPK-ID: 2026182
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .116676780414125 5.0495e-08  
a 2.637781685319017 1.6424e-08 au
q 2.330013810840649 1.3642e-07 au
i 7.963228440091551 5.8178e-06 deg
node 209.1317299963217 3.3742e-05 deg
peri 114.1632319893261 4.0618e-05 deg
M 40.62026393907458 2.1286e-05 deg
tp 2458423.938121856794
(2018-Nov-01.43812186)
9.2446e-05 TDB
period 1564.792297432873
4.28
1.4615e-05
4.001e-08
d
yr
n .2300624821521678 2.1487e-09 deg/d
Q 2.945549559797384 1.8341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1023  
   data-arc span      8621 days (23.60 yr)  
   first obs. used      1996-03-24  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59004  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:51:41  

Additional Information
 Earth MOID = 1.33131 au 
 Jupiter MOID = 2.37632 au 
 T_jup = 3.373 
[ 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 14.5   n/a MPO449153  
diameter diameter 3.307 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.769 h n/a LCDB (Rev. 2019-January); 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 0.281   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26182 (1996 HW8)          Discovered 1996-Apr-17 by Elst, E. W. at La Silla
Reference: 20010705/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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