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101802 (1999 HV8)
Classification: Main-belt Asteroid          SPK-ID: 2101802
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266533297691791 4.4389e-08  
a 2.576837465012701 1.075e-08 au
q 2.250472419794872 1.1416e-07 au
i 12.63825599857218 4.2662e-06 deg
node 20.4651430367609 2.2137e-05 deg
peri 94.11734162299416 2.8517e-05 deg
M 111.6196633956005 1.7182e-05 deg
tp 2458532.045760344909
(2019-Feb-17.54576034)
7.1536e-05 TDB
period 1510.876499225136
4.14
9.455e-06
2.589e-08
d
yr
n .2382722877645054 1.4911e-09 deg/d
Q 2.90320251023053 1.2112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      7777 days (21.29 yr)  
   first obs. used      1999-03-13  
   last obs. used      2020-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61267  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:25  

Additional Information
 Earth MOID = 1.30808 au 
 Jupiter MOID = 2.25264 au 
 T_jup = 3.382 
[ 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 15.2   n/a MPO160688  

101802 (1999 HV8)          Discovered 1999-Apr-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 HV8 = 2001 SL155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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