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16253 Griffis (2000 HJ52)
Classification: Main-belt Asteroid          SPK-ID: 2016253
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368288569832829 8.1384e-08  
a 3.04473073775731 3.8063e-08 AU
q 2.62812371108811 2.5691e-07 AU
i 11.3382393845438 1.133e-05 deg
node 224.0901929813644 3.4281e-05 deg
peri 225.6471584758218 5.3603e-05 deg
M 2.069281209076502 3.8535e-05 deg
tp 2456789.345791005713
(2014-May-11.84579101)
0.00020771 JED
period 1940.536269468933
5.31
3.6388e-05
9.962e-08
d
yr
n .1855157286488241 3.4787e-09 deg/d
Q 3.461337764426511 4.3271e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      9122 days (24.97 yr)  
   first obs. used      1989-04-03  
   last obs. used      2014-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59384  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:31:07  

Additional Information
 Earth MOID = 1.65755 AU 
 T_jup = 3.195 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO272718  

16253 Griffis           Discovered 2000 Apr. 29 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Wanda Griffis for mentoring a finalist in the 2002 Intel Science Talent Search, a science competition for high school seniors. Griffis is a teacher at the Murphy High School, Mobile, Alabama.
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

[ show close-approach data ]
Alternate Designations
 2000 HJ52 = 1989 GL2 = 1997 WA5 = 1999 CF75 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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