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JPL Small-Body Database Browser
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26724 (2001 HU8)
Classification: Main-belt Asteroid          SPK-ID: 2026724
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2413532030652842 3.6811e-08  
a 3.11363580225688 1.939e-08 au
q 2.362149828203436 1.1502e-07 au
i 15.19348046348115 5.5668e-06 deg
node 226.7197468707228 1.6258e-05 deg
peri 89.2356628318889 2.0231e-05 deg
M 2.338333690626414 1.1425e-05 deg
tp 2458587.465207211724
(2019-Apr-13.96520721)
6.3695e-05 TDB
period 2006.781761982872
5.49
1.8746e-05
5.132e-08
d
yr
n .1793917040806117 1.6758e-09 deg/d
Q 3.865121776310325 2.407e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1709  
   data-arc span      12083 days (33.08 yr)  
   first obs. used      1986-10-28  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44775  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 00:56:48  

Additional Information
 Earth MOID = 1.40839 au 
 Jupiter MOID = 1.77301 au 
 T_jup = 3.120 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457085.5 (2015-Mar-04.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2452144001463542 3.7072e-08  
q 2.346947918522623 1.1653e-07 au
tp 2456583.625876297109
(2013-Oct-18.12587630)
6.6509e-05 TDB
node 226.8230766936857 1.6305e-05 deg
peri 89.45452139078151 2.0157e-05 deg
i 15.18381847797727 5.5687e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1709  
   data-arc span      12083 days (33.08 yr)  
   first obs. used      1986-10-28  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44775  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 00:56:48  

Additional Information
 Jupiter MOID = 1.77301 au 
 T_jup = 3.120 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.374344323368418E-15 -4.285486524260959E-15 1.067327280124164E-12 -4.612667918941575E-15 1.894083481741087E-13 -2.3378325659175E-15
q -4.285486524260959E-15 1.3578584375467E-14 -3.687709895246955E-12 1.353119046556255E-14 -6.422699281282912E-13 8.23423530115375E-15
tp 1.067327280124164E-12 -3.687709895246955E-12 4.423459243503429E-9 -6.459299984155009E-12 8.085521215759511E-10 -4.805071453886643E-12
node -4.612667918941575E-15 1.353119046556255E-14 -6.459299984155009E-12 2.658504223491691E-10 -2.574002210510941E-10 -3.405832718472468E-11
peri 1.894083481741087E-13 -6.422699281282912E-13 8.085521215759511E-10 -2.574002210510941E-10 4.062905949971592E-10 3.193514019647816E-11
i -2.3378325659175E-15 8.23423530115375E-15 -4.805071453886643E-12 -3.405832718472468E-11 3.193514019647816E-11 3.101017787098937E-11

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 12.8   n/a MPO324556  
diameter diameter 8.778 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.110   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26724 (2001 HU8)          Discovered 2001-Apr-16 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HU8 = 1986 UC3 = 1986 WH5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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