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277840 (2006 HC75)
Classification: Main-belt Asteroid          SPK-ID: 2277840
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05798231242912924 8.4719e-08  
a 3.048438016110986 5.5117e-08 au
q 2.871682530640004 2.3282e-07 au
i 11.19205451926446 8.3749e-06 deg
node 113.0033571356236 5.0687e-05 deg
peri 165.9154257167738 0.00011964 deg
M 187.9699022094948 0.00011434 deg
tp 2459929.501501074734
(2022-Dec-16.00150107)
0.0006324 TDB
period 1944.081557136468
5.32
5.2725e-05
1.444e-07
d
yr
n .1851774163889819 5.0221e-09 deg/d
Q 3.225193501581968 5.8313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      9501 days (26.01 yr)  
   first obs. used      1994-01-18  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68451  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:15:22  

Additional Information
 Earth MOID = 1.8565 au 
 Jupiter MOID = 1.92342 au 
 T_jup = 3.206 
[ 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 MPO241645  

277840 (2006 HC75)          Discovered 2006-Apr-25 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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