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187072 (2005 NM9)
Classification: Main-belt Asteroid          SPK-ID: 2187072
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1754251173566815 5.1989e-08  
a 2.332722425970687 1.0406e-08 au
q 1.923504320634216 1.2081e-07 au
i 1.37942984616214 5.8325e-06 deg
node 219.7632085847898 0.00018684 deg
peri 40.41548992626494 0.00018749 deg
M 150.4950341909157 1.325e-05 deg
tp 2458656.482722302632
(2019-Jun-21.98272230)
4.7915e-05 TDB
period 1301.346725650794
3.56
8.7078e-06
2.384e-08
d
yr
n .2766364973331504 1.8511e-09 deg/d
Q 2.741940531307157 1.2232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      7196 days (19.70 yr)  
   first obs. used      2001-03-30  
   last obs. used      2020-12-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61455  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:56:01  

Additional Information
 Earth MOID = .906714 au 
 Jupiter MOID = 2.31912 au 
 T_jup = 3.549 
[ 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 17.6   n/a MPO475576  

187072 (2005 NM9)          Discovered 2005-Jul-01 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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