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JPL Small-Body Database Browser
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390573 (2001 HB57)
Classification: Inner Main-belt Asteroid          SPK-ID: 2390573
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06143599155149204 1.0228e-07  
a 1.903512930128028 1.5861e-08 au
q 1.786568725834526 2.0257e-07 au
i 22.07179255615877 8.7321e-06 deg
node 46.74658451397334 1.503e-05 deg
peri 179.2643768822411 7.2241e-05 deg
M 286.6788886373446 7.9722e-05 deg
tp 2458795.870375891656
(2019-Nov-08.37037589)
0.00021409 TDB
period 959.2508080397006
2.63
1.1989e-05
3.282e-08
d
yr
n .3752928816767811 4.6906e-09 deg/d
Q 2.020457134421529 1.6835e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6550 days (17.93 yr)  
   first obs. used      2001-03-25  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65958  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:35:24  

Additional Information
 Earth MOID = .777207 au 
 Jupiter MOID = 2.95977 au 
 T_jup = 3.852 
[ show covariance matrix ]

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 MPO472014  

390573 (2001 HB57)          Discovered 2001-Apr-25 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-04-17

Alternate Designations
 2001 HB57 = 2002 VY98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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