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(2018 NH4)
Classification: Amor [NEO]          SPK-ID: 3825649
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458313.5 (2018-Jul-14.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5130393708370068 0.0011384  
a 2.091550471298275 0.0049462 au
q 1.018502733429563 2.7688e-05 au
i 8.307204773744164 0.012256 deg
node 114.5721509681676 0.0036278 deg
peri 145.5085528114296 0.0029473 deg
M 8.045895690755367 0.032172 deg
tp 2458288.807057358866
(2018-Jun-19.30705736)
0.011149 TDB
period 1104.843971693806
3.02
3.9192
0.01073
d
yr
n .3258378641900845 0.0011558 deg/d
Q 3.164598209166988 0.0074838 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      24 days  
   first obs. used      2018-07-13  
   last obs. used      2018-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .33418  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Aug-07 07:00:33  

Additional Information
 Earth MOID = .0421568 au 
 Jupiter MOID = 1.95022 au 
 T_jup = 3.565 
[ 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 24.7   n/a E2018O23  

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