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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1372863832458495 8.1163e-08  
a 3.045805982338203 3.8932e-08 AU
q 2.627658294954419 2.5732e-07 AU
i 11.33518630778944 1.1329e-05 deg
node 224.0328386685402 3.429e-05 deg
peri 225.5744164243917 5.3535e-05 deg
M 39.24268590527558 3.8452e-05 deg
tp 2456788.855004623971
(2014-May-11.35500462)
0.00020721 JED
period 1941.56430880608
5.32
3.7226e-05
1.019e-07
d
yr
n .1854174998825424 3.555e-09 deg/d
Q 3.463953669721987 4.4276e-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 = 1.65744 AU 
 T_jup = 3.194 
[ 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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