Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
33508 Drewnik (1999 GH25)
Classification: Main-belt Asteroid          SPK-ID: 2033508
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1423556054407996 3.7849e-08  
a 2.563198494779861 9.8537e-09 au
q 2.198312821190528 9.9451e-08 au
i 3.426596537577999 4.7351e-06 deg
node 74.60110268764258 5.5552e-05 deg
peri 223.1763893173223 5.7472e-05 deg
M 322.6223984800334 1.4693e-05 deg
tp 2459156.125483919665
(2020-Nov-02.62548392)
6.1258e-05 TDB
period 1498.896984632668
4.10
8.6433e-06
2.366e-08
d
yr
n .2401766123295154 1.385e-09 deg/d
Q 2.928084168369195 1.1256e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1397  
   data-arc span      15049 days (41.20 yr)  
   first obs. used      1979-06-26  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50009  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:50:27  

Additional Information
 Earth MOID = 1.18399 au 
 Jupiter MOID = 2.26391 au 
 T_jup = 3.417 
[ 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 14.7   n/a MPO337535  

33508 Drewnik           Discovered 1999 Apr. 6 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Dennis Adrian Drewnik (b. 1998) was awarded best of category and first place in the 2016 Intel International Science and Engineering Fair for his plant sciences project. He also received the Dudley R. Herschbach SIYSS Award. He attends the Sisler High School, Winnipeg, Manitoba, Canada.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-05-29Last Updated: 2018-07-10

[ show close-approach data ]
Alternate Designations
 1999 GH25 = 1979 MV9 = 2000 QF54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-01 09:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin