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16251 Barbifrank (2000 HX48)
Classification: Main-belt Asteroid          SPK-ID: 2016251
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2185878357068715 6.3784e-08  
a 2.425927809597451 1.5918e-08 au
q 1.895649500116433 1.5713e-07 au
i 1.688500508181096 7.1079e-06 deg
node 189.0354749108917 0.00018706 deg
peri 142.1957615516658 0.00018765 deg
M 332.4186743770733 1.5407e-05 deg
tp 2457506.237215934881
(2016-Apr-27.73721593)
5.9558e-05 JED
period 1380.114873989798
3.78
1.3583e-05
3.719e-08
d
yr
n .2608478517148864 2.5673e-09 deg/d
Q 2.95620611907847 1.9397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      8503 days (23.28 yr)  
   first obs. used      1992-04-25  
   last obs. used      2015-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55829  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:45:20  

Additional Information
 Earth MOID = .883355 au 
 Jupiter MOID = 2.39991 au 
 T_jup = 3.477 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5 mag n/a MPO337396  
rotation period rot_per 28.2089 h n/a LCDB (Rev. 2015-December); 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.]

16251 Barbifrank           Discovered 2000 Apr. 29 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Barbi Frank for mentoring a finalist in the 2002 Intel Science Talent Search, a science competition for high school seniors. Frank is a teacher at the John F. Kennedy High School, Bellmore, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020227/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 2000 HX48 = 1993 PD9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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