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72785 (2001 FB170)
Classification: Main-belt Asteroid          SPK-ID: 2072785
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04110737360723222 3.5328e-08  
a 3.1024372523824 2.1432e-08 au
q 2.974904205155721 1.171e-07 au
i 9.764838488264282 3.593e-06 deg
node 262.4839961390228 2.6661e-05 deg
peri 219.69431787 6.2777e-05 deg
M 275.7684576432712 5.7287e-05 deg
tp 2459667.508934209280
(2022-Mar-29.00893421)
0.00031884 TDB
period 1995.965069751692
5.46
2.0683e-05
5.663e-08
d
yr
n .1803638778331856 1.869e-09 deg/d
Q 3.229970299609078 2.2313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1067  
   data-arc span      9921 days (27.16 yr)  
   first obs. used      1993-12-13  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49151  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:04:02  

Additional Information
 Earth MOID = 1.99828 au 
 Jupiter MOID = 1.93123 au 
 T_jup = 3.198 
[ 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 14.38   n/a E2021B10  

72785 (2001 FB170)          Discovered 2001-Mar-24 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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