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100207 (1994 HB1)
Classification: Main-belt Asteroid          SPK-ID: 2100207
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1261487690902873 4.5366e-08  
a 2.371341478566639 1.0288e-08 au
q 2.072199669952715 1.0719e-07 au
i 4.16861935333396 5.6258e-06 deg
node 194.9119849516674 5.9881e-05 deg
peri 202.1258998615662 6.3175e-05 deg
M 219.354592240146 2.1213e-05 deg
tp 2459521.589868634348
(2021-Nov-03.08986863)
8.0053e-05 TDB
period 1333.796500691095
3.65
8.6797e-06
2.376e-08
d
yr
n .2699062411795721 1.7564e-09 deg/d
Q 2.670483287180562 1.1585e-08 au
  Orbit Determination Parameters
   # obs. used (total)      565  
   data-arc span      9112 days (24.95 yr)  
   first obs. used      1994-04-19  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59036  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:34:27  

Additional Information
 Earth MOID = 1.07975 au 
 Jupiter MOID = 2.72827 au 
 T_jup = 3.530 
[ 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 16.4   n/a MPO432530  

100207 (1994 HB1)          Discovered 1994-Apr-19 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1994 HB1 = 1994 JY1 = 1999 WE3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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