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46266 (2001 HE52)
Classification: Main-belt Asteroid          SPK-ID: 2046266
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0415377029282812 3.8451e-08  
a 2.979326011490137 2.0875e-08 au
q 2.855571652698359 1.156e-07 au
i 8.590991307504279 4.6671e-06 deg
node 236.7152286445943 3.5602e-05 deg
peri 39.81000158618202 8.0744e-05 deg
M 190.422500978315 7.3704e-05 deg
tp 2459885.292014680566
(2022-Nov-01.79201468)
0.00038531 TDB
period 1878.345459289217
5.14
1.9741e-05
5.405e-08
d
yr
n .1916580351178996 2.0143e-09 deg/d
Q 3.103080370281915 2.1742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      744  
   data-arc span      8277 days (22.66 yr)  
   first obs. used      1997-05-31  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49895  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:24:20  

Additional Information
 Earth MOID = 1.84549 au 
 Jupiter MOID = 1.94419 au 
 T_jup = 3.242 
[ 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 14.4   n/a MPO324724  

46266 (2001 HE52)          Discovered 2001-Apr-23 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HE52 = 2000 AG182 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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