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118625 (2000 HF28)
Classification: Main-belt Asteroid          SPK-ID: 2118625
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2188798602854817 4.6166e-08  
a 2.262809748662053 9.8621e-09 au
q 1.767526267022277 1.0546e-07 au
i 25.65627317207117 5.8884e-06 deg
node 44.47451678355082 9.9246e-06 deg
peri 138.7304872884207 1.6056e-05 deg
M 357.6356652918512 1.1234e-05 deg
tp 2459008.665390241308
(2020-Jun-08.16539024)
3.8798e-05 TDB
period 1243.284411779598
3.40
8.128e-06
2.225e-08
d
yr
n .2895556290975347 1.893e-09 deg/d
Q 2.758093230301829 1.2021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1082  
   data-arc span      7911 days (21.66 yr)  
   first obs. used      1998-10-20  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:51:56  

Additional Information
 Earth MOID = .809513 au 
 Jupiter MOID = 2.30164 au 
 T_jup = 3.460 
[ 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 15.1   n/a MPO359569  
diameter diameter 2.567 km 0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.733 h n/a LCDB (Rev. 2019-August); 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.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.342   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118625 (2000 HF28)          Discovered 2000-Apr-28 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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