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JPL Small-Body Database Browser
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274300 UNESCO (2008 QG24)
Classification: Main-belt Asteroid          SPK-ID: 2274300
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1420268181356832 5.1659e-08  
a 2.434485221262232 2.7357e-08 au
q 2.088723031488013 1.3394e-07 au
i 3.699044254860032 5.057e-06 deg
node 299.3838311051195 0.00012407 deg
peri 357.0479338987956 0.00012719 deg
M 323.4649286897506 3.1701e-05 deg
tp 2458741.304520887415
(2019-Sep-14.80452089)
0.00012314 TDB
period 1387.423801339322
3.80
2.3386e-05
6.403e-08
d
yr
n .2594737092245939 4.3736e-09 deg/d
Q 2.780247411036452 3.1242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      4930 days (13.50 yr)  
   first obs. used      2005-12-02  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58986  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:44:03  

Additional Information
 Earth MOID = 1.0721 au 
 Jupiter MOID = 2.40516 au 
 T_jup = 3.489 
[ 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 16.9   n/a MPO437254  

274300 UNESCO           Discovered 2008 Aug. 25 at Andrushivka.
The United Nations Educational, Scientific and Cultural Organization (UNESCO) is a specialized agency of the United Nations. Its purpose is to contribute to peace and security by promoting international collaboration to further universal respect for justice, the rule of law and human rights.
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 2014-07-12Last Updated: 2014-08-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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