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382897 (2004 QZ18)
Classification: Main-belt Asteroid          SPK-ID: 2382897
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2987964375234504 7.0027e-08  
a 2.640671289473921 2.1574e-08 au
q 1.851648115508657 1.8011e-07 au
i 13.89004110498068 7.7554e-06 deg
node 270.9512608835726 3.3312e-05 deg
peri 72.03550779237678 3.7265e-05 deg
M 251.1293394027559 1.854e-05 deg
tp 2459474.499954144802
(2021-Sep-16.99995414)
8.4282e-05 TDB
period 1567.364270190239
4.29
1.9208e-05
5.259e-08
d
yr
n .2296849601888048 2.8148e-09 deg/d
Q 3.429694463439184 2.8021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      205  
   data-arc span      5725 days (15.67 yr)  
   first obs. used      2004-08-21  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54697  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:45:02  

Additional Information
 Earth MOID = .896742 au 
 Jupiter MOID = 2.19161 au 
 T_jup = 3.290 
[ 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 16.5   n/a MPO353311  

382897 (2004 QZ18)          Discovered 2004-Aug-21 by CSS at Catalina
Reference: Last Updated: 2014-01-21

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