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452592 (2005 JJ177)
Classification: Mars-crossing Asteroid          SPK-ID: 2452592
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3609593705543339 1.0367e-07  
a 2.151804450081138 3.0307e-08 au
q 1.375090470223836 2.1744e-07 au
i 9.860802916773286 1.3957e-05 deg
node 102.1718284161627 6.7802e-05 deg
peri 195.3507202999011 7.459e-05 deg
M 246.0957593885759 5.2685e-05 deg
tp 2459365.287561272223
(2021-May-30.78756127)
0.00017594 TDB
period 1152.929174129703
3.16
2.4358e-05
6.669e-08
d
yr
n .3122481485228688 6.5968e-09 deg/d
Q 2.928518429938439 4.1247e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      5945 days (16.28 yr)  
   first obs. used      2002-07-09  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54852  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:30:21  

Additional Information
 Earth MOID = .362084 au 
 Jupiter MOID = 2.30911 au 
 T_jup = 3.600 
[ 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 18.1   n/a MPO353597  

452592 (2005 JJ177)          Discovered 2005-May-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

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