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136820 (1997 MF9)
Classification: Main-belt Asteroid          SPK-ID: 2136820
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06149216091532164 6.7983e-08  
a 2.559858469223499 1.4858e-08 au
q 2.402447240313559 1.805e-07 au
i 4.52925397345037 4.6446e-06 deg
node 291.6299452152514 5.3401e-05 deg
peri 254.5534794005387 6.6254e-05 deg
M 329.2264819507924 4.208e-05 deg
tp 2459128.378344628857
(2020-Oct-05.87834463)
0.00017526 TDB
period 1495.968189037586
4.10
1.3024e-05
3.566e-08
d
yr
n .2406468283470666 2.0951e-09 deg/d
Q 2.717269698133439 1.5771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      8329 days (22.80 yr)  
   first obs. used      1997-06-30  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:41:25  

Additional Information
 Earth MOID = 1.4086 au 
 Jupiter MOID = 2.26791 au 
 T_jup = 3.428 
[ 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 16.0   n/a MPO453850  

136820 (1997 MF9)          Discovered 1997-Jun-30 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1997 MF9 = 2002 VP10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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