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295375 (2008 HZ61)
Classification: Main-belt Asteroid          SPK-ID: 2295375
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 .101580672196529 6.348e-08  
a 3.104174892576388 3.5899e-08 au
q 2.788850720372891 1.923e-07 au
i 6.112343370045572 5.9885e-06 deg
node 168.326721533775 5.9841e-05 deg
peri 39.78453489002253 6.832e-05 deg
M 94.81326791617482 2.985e-05 deg
tp 2458474.380601951007
(2018-Dec-21.88060195)
0.00016548 TDB
period 1997.642180892766
5.47
3.4653e-05
9.487e-08
d
yr
n .1802124541839182 3.1262e-09 deg/d
Q 3.419499064779886 3.9546e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      6340 days (17.36 yr)  
   first obs. used      2002-03-16  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59199  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:39:34  

Additional Information
 Earth MOID = 1.78804 au 
 Jupiter MOID = 1.54689 au 
 T_jup = 3.204 
[ 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 16.1   n/a MPO437320  

295375 (2008 HZ61)          Discovered 2008-Apr-30 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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