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15618 Lorifritz (2000 HF11)
Classification: Main-belt Asteroid          SPK-ID: 2015618
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1422473203690539 5.0042e-08  
a 2.287006859408207 8.9023e-09 au
q 1.961686261991744 1.1642e-07 au
i 2.209973900497233 6.68e-06 deg
node 172.7750675675314 0.00011327 deg
peri 40.28970181997322 0.00011515 deg
M 354.8586302583986 2.2296e-05 deg
tp 2459218.541637982330
(2021-Jan-04.04163798)
7.828e-05 TDB
period 1263.280020708231
3.46
7.3761e-06
2.019e-08
d
yr
n .2849724479915178 1.6639e-09 deg/d
Q 2.61232745682467 1.0169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      597  
   data-arc span      9214 days (25.23 yr)  
   first obs. used      1994-09-28  
   last obs. used      2019-12-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59677  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:04:08  

Additional Information
 Earth MOID = .955183 au 
 Jupiter MOID = 2.35037 au 
 T_jup = 3.587 
[ 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 16.4   n/a MPO526103  
diameter diameter 1.582 km 0.337 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.281   0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15618 Lorifritz           Discovered 2000 Apr. 27 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Lori A. Fritz for achievement as a finalist in the 2001 Discovery Young Scientist Challenge (DYSC), a middle school science competition. Lori is a student at the Beech Grove Middle School, Beech Grove, Indiana.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011002/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2000 HF11 = 1998 YJ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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