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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06174000570531256 6.8417e-08  
a 2.560087750506677 1.6939e-08 au
q 2.402027918184294 1.8094e-07 au
i 4.528864019578049 4.6834e-06 deg
node 291.6315892009436 6.1695e-05 deg
peri 254.5075325261251 7.3256e-05 deg
M 233.0458400501075 4.2623e-05 deg
tp 2459128.124725994942
(2020-Oct-05.62472600)
0.00017928 TDB
period 1496.169179750773
4.10
1.4849e-05
4.065e-08
d
yr
n .2406145006007727 2.388e-09 deg/d
Q 2.718147582829061 1.7985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      497  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1997-06-30  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60073  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 16:05:13  

Additional Information
 Earth MOID = 1.40858 au 
 Jupiter MOID = 2.26835 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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