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359289 (2009 HL38)
Classification: Main-belt Asteroid          SPK-ID: 2359289
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .130877037361663 6.6932e-08  
a 2.620193817144735 3.0444e-08 au
q 2.277270613043485 1.6931e-07 au
i 10.56914108180277 9.6529e-06 deg
node 36.04389758128932 2.8091e-05 deg
peri 299.0908522849606 4.6503e-05 deg
M 96.80483727063663 3.4397e-05 deg
tp 2458583.925087658453
(2019-Apr-10.42508766)
0.00014983 TDB
period 1549.168127039927
4.24
2.7e-05
7.392e-08
d
yr
n .2323827825504453 4.0501e-09 deg/d
Q 2.963117021245985 3.4429e-08 au
  Orbit Determination Parameters
   # obs. used (total)      156  
   data-arc span      6291 days (17.22 yr)  
   first obs. used      2002-11-04  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65382  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:43:03  

Additional Information
 Earth MOID = 1.29074 au 
 Jupiter MOID = 2.4756 au 
 T_jup = 3.369 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO455593  

359289 (2009 HL38)          Discovered 2009-Apr-18 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2009 HL38 = 2006 RZ100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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