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295359 (2008 HL36)
Classification: Main-belt Asteroid          SPK-ID: 2295359
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 .08414687811559193 4.2675e-08  
a 2.224989775906975 1.4338e-08 au
q 2.037763832425293 9.4562e-08 au
i 7.469435277222942 6.0779e-06 deg
node 99.69201697745461 3.7043e-05 deg
peri 212.4152707645783 5.4188e-05 deg
M 154.9894317840977 3.8505e-05 deg
tp 2458478.596701444705
(2018-Dec-26.09670144)
0.00012875 TDB
period 1212.245153215561
3.32
1.1718e-05
3.208e-08
d
yr
n .2969696344382784 2.8706e-09 deg/d
Q 2.412215719388657 1.5545e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      9506 days (26.03 yr)  
   first obs. used      1994-01-11  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52737  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:39:19  

Additional Information
 Earth MOID = 1.02703 au 
 Jupiter MOID = 2.76457 au 
 T_jup = 3.631 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457636.5 (2016-Sep-05.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08480232046888384 4.2602e-08  
q 2.035879944359268 9.4449e-08 au
tp 2457266.586396399186
(2015-Sep-01.08639640)
0.00012622 TDB
node 99.72318260416905 3.7069e-05 deg
peri 212.3768941870596 5.398e-05 deg
i 7.467514067055098 6.0758e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      9506 days (26.03 yr)  
   first obs. used      1994-01-11  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52737  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:39:19  

Additional Information
 Jupiter MOID = 2.76457 au 
 T_jup = 3.631 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.814895007766326E-15 -3.985151978016834E-15 -1.492367948891185E-12 5.64691349445476E-15 -4.386886978429582E-13 -1.524089147402731E-15
q -3.985151978016834E-15 8.920705879083019E-15 3.438960117375082E-12 -1.23822724027925E-14 1.024914953935522E-12 3.547319027742376E-15
tp -1.492367948891185E-12 3.438960117375082E-12 1.593037643756144E-8 4.167149736553461E-12 4.969603522784415E-9 5.08383308913797E-12
node 5.64691349445476E-15 -1.23822724027925E-14 4.167149736553461E-12 1.374084707631329E-9 -1.36015766464732E-9 -8.101051814436471E-11
peri -4.386886978429582E-13 1.024914953935522E-12 4.969603522784415E-9 -1.36015766464732E-9 2.913806592643195E-9 8.184851262575662E-11
i -1.524089147402731E-15 3.547319027742376E-15 5.08383308913797E-12 -8.101051814436471E-11 8.184851262575662E-11 3.691573570153013E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO450204  

295359 (2008 HL36)          Discovered 2008-Apr-30 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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