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(2015 HA177)
Classification: Apollo [NEO]          SPK-ID: 3719076
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2387622050777928 0.00052358  
a 1.128413060241884 0.00049689 au
q .8589906697399519 0.00021257 au
i 2.318504108228908 0.0054057 deg
node 215.6551499338481 0.0025223 deg
peri 80.41065696116181 0.017272 deg
M 200.9463587085157 1.054 deg
tp 2459393.937957664796
(2021-Jun-28.43795766)
1.4096 TDB
period 437.8250267889662
1.20
0.28919
0.0007918
d
yr
n .8222462809864036 0.0005431 deg/d
Q 1.397835450743817 0.00061552 au
  Orbit Determination Parameters
   # obs. used (total)      15  
   data-arc span      6 days  
   first obs. used      2015-04-23  
   last obs. used      2015-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53666  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:34:00  

Additional Information
 Earth MOID = .00259265 au 
 Jupiter MOID = 3.76711 au 
 T_jup = 5.515 
[ 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 27.7   n/a MPO337166  

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