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295377 (2008 HM64)
Classification: Mars-crossing Asteroid          SPK-ID: 2295377
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3443858008519508 6.6961e-08  
a 2.264020208671071 1.0418e-08 au
q 1.484323795962883 1.5179e-07 au
i 8.500906681687415 7.38e-06 deg
node 139.2404992745664 3.0506e-05 deg
peri 149.4872601220099 3.2425e-05 deg
M 271.1272687472311 7.9941e-06 deg
tp 2459703.674317405151
(2022-May-04.17431741)
2.8847e-05 TDB
period 1244.28216289807
3.41
8.5886e-06
2.351e-08
d
yr
n .2893234434555586 1.997e-09 deg/d
Q 3.043716621379258 1.4006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      8259 days (22.61 yr)  
   first obs. used      1998-06-27  
   last obs. used      2021-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59488  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 05:14:15  

Additional Information
 Earth MOID = .475686 au 
 Jupiter MOID = 2.1847 au 
 T_jup = 3.523 
[ 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 17.56   n/a MPCxxxxx  

295377 (2008 HM64)          Discovered 2008-Apr-29 by CSS at Catalina
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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