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(2014 HH177)
Classification: Mars-crossing Asteroid          SPK-ID: 3670101
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5098832510910873 8.8763e-08  
a 3.142750110572487 8.4752e-08 au
q 1.540314466826913 2.6104e-07 au
i 22.02233695845944 1.9187e-05 deg
node 358.9072571330938 1.7452e-05 deg
peri 279.3047954779863 5.0107e-05 deg
M 36.60626568385189 1.935e-05 deg
tp 2458993.573491901000
(2020-May-24.07349190)
0.0001131 TDB
period 2034.994324714784
5.57
8.2318e-05
2.254e-07
d
yr
n .1769046702626338 7.156e-09 deg/d
Q 4.745185754318061 1.2797e-07 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      4049 days (11.09 yr)  
   first obs. used      2009-09-19  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51777  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 09:53:45  

Additional Information
 Earth MOID = .694846 au 
 Jupiter MOID = 1.74897 au 
 T_jup = 2.895 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a E2020-UG0  

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