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187939 (2001 FP156)
Classification: Main-belt Asteroid          SPK-ID: 2187939
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722354554199543 6.2766e-08  
a 2.256974145638855 9.0166e-09 au
q 1.868243175793684 1.4275e-07 au
i 7.595494839878883 5.8598e-06 deg
node 132.1124540935946 4.4441e-05 deg
peri 41.0915030389456 4.6151e-05 deg
M 302.8128385928126 1.3885e-05 deg
tp 2459397.236228854355
(2021-Jul-01.73622885)
4.8284e-05 TDB
period 1238.478019275604
3.39
7.4216e-06
2.032e-08
d
yr
n .2906793616010778 1.7419e-09 deg/d
Q 2.645705115484025 1.057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      10868 days (29.75 yr)  
   first obs. used      1991-05-12  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61054  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:26  

Additional Information
 Earth MOID = .881573 au 
 Jupiter MOID = 2.33216 au 
 T_jup = 3.592 
[ 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 16.8   n/a MPO436930  

187939 (2001 FP156)          Discovered 2001-Mar-26 by NEAT at Haleakala
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

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