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58819 (1998 HF3)
Classification: Main-belt Asteroid          SPK-ID: 2058819
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678558180095665 3.216e-08  
a 3.041457202587866 1.9614e-08 au
q 2.530930915906392 1.0076e-07 au
i 12.97779157270073 5.2405e-06 deg
node 193.5997413119743 1.4473e-05 deg
peri 111.7806085496216 2.1066e-05 deg
M 279.4517487316617 1.5419e-05 deg
tp 2459033.985531813381
(2020-Jul-03.48553181)
8.4621e-05 TDB
period 1937.407566216881
5.30
1.8741e-05
5.131e-08
d
yr
n .1858153164452441 1.7975e-09 deg/d
Q 3.55198348926934 2.2907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1204  
   data-arc span      7690 days (21.05 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50129  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:13:48  

Additional Information
 Earth MOID = 1.55119 au 
 Jupiter MOID = 1.9254 au 
 T_jup = 3.180 
[ 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 14.0   n/a MPO436193  
diameter diameter 5.318 km 0.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.757 h n/a LCDB (Rev. 2019-January); 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.]
geometric albedo albedo 0.109   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58819 (1998 HF3)          Discovered 1998-Apr-21 by Koleny, P., Kornos, L. at Modra
Reference: 20030614/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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