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324795 (2007 HW19)
Classification: Main-belt Asteroid          SPK-ID: 2324795
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1230389535775101 6.607e-08  
a 3.051718714001685 4.6635e-08 au
q 2.676238436818013 2.0315e-07 au
i 1.665561792305562 8.6602e-06 deg
node 157.4358962121497 0.00022932 deg
peri 52.51749805433339 0.0002315 deg
M 172.1104461016507 3.4826e-05 deg
tp 2458069.563822900742
(2017-Nov-12.06382290)
0.00018092 TDB
period 1947.22070244241
5.33
4.4635e-05
1.222e-07
d
yr
n .184878888945896 4.2379e-09 deg/d
Q 3.427198991185357 5.2373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5816 days (15.92 yr)  
   first obs. used      2003-10-24  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62383  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 09:13:10  

Additional Information
 Earth MOID = 1.67136 au 
 Jupiter MOID = 1.53438 au 
 T_jup = 3.224 
[ 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 MPO494718  

324795 (2007 HW19)          Discovered 2007-Apr-18 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

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