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249826 (2001 HB51)
Classification: Main-belt Asteroid          SPK-ID: 2249826
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326205221427489 5.998e-08  
a 2.456148127500116 1.4184e-08 au
q 2.130412480371116 1.4987e-07 au
i 4.33343599548672 4.5627e-06 deg
node 264.8278156122192 7.9722e-05 deg
peri 290.1635259595678 8.3184e-05 deg
M 352.9736660420124 2.1482e-05 deg
tp 2459027.941417823935
(2020-Jun-27.44141782)
8.3853e-05 TDB
period 1405.983614739273
3.85
1.2179e-05
3.334e-08
d
yr
n .2560485031447247 2.218e-09 deg/d
Q 2.781883774629117 1.6065e-08 au
  Orbit Determination Parameters
   # obs. used (total)      413  
   data-arc span      6970 days (19.08 yr)  
   first obs. used      2001-03-24  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:47:17  

Additional Information
 Earth MOID = 1.13369 au 
 Jupiter MOID = 2.20059 au 
 T_jup = 3.477 
[ 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 16.3   n/a MPO376666  

249826 (2001 HB51)          Discovered 2001-Apr-23 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 2001 HB51 = 2005 JF75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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