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48875 (1998 HF102)
Classification: Main-belt Asteroid          SPK-ID: 2048875
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1202831257860353 4.4341e-08  
a 2.147413029299274 8.0383e-09 au
q 1.889115477781499 9.1966e-08 au
i 1.696404397741789 4.7387e-06 deg
node 275.5943320728611 0.00012629 deg
peri 330.7687282731702 0.00012787 deg
M 226.3714497795858 2.3308e-05 deg
tp 2459027.146864709460
(2020-Jun-26.64686471)
7.5771e-05 TDB
period 1149.401613966934
3.15
6.4537e-06
1.767e-08
d
yr
n .3132064507526927 1.7586e-09 deg/d
Q 2.40571058081705 9.0051e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1163  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      1998-04-25  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:48:18  

Additional Information
 Earth MOID = .875524 au 
 Jupiter MOID = 2.60982 au 
 T_jup = 3.698 
[ 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 15.2   n/a MPO417155  
diameter diameter 1.961 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.318   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48875 (1998 HF102)          Discovered 1998-Apr-25 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HF102 = 1999 VZ51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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