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100570 (1997 HU1)
Classification: Main-belt Asteroid          SPK-ID: 2100570
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1257715793760499 8.1081e-08  
a 2.544872738370713 1.7921e-08 au
q 2.224800074754775 1.9524e-07 au
i .3854749640210552 5.7485e-06 deg
node 222.0864860148425 0.00067417 deg
peri 121.1904420647786 0.00067482 deg
M 160.9894153260019 3.7658e-05 deg
tp 2458537.379653793017
(2019-Feb-22.87965379)		 0.00015099 TDB
period 1482.851056705196
4.06		 1.5663e-05
4.288e-08		 d
yr
n .2427755629077797 2.5644e-09 deg/d
Q 2.86494540198665 2.0175e-08 au
   Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      8684 days (23.78 yr)  
   first obs. used      1997-04-03  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55693  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:25:40  

Additional Information
 Earth MOID = 1.21506 au 
 Jupiter MOID = 2.51031 au 
 T_jup = 3.432 
[ 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 16.09   n/a E2021B55  

100570 (1997 HU1)          Discovered 1997-Apr-28 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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