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JPL Small-Body Database Browser
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461682 (2005 MF4)
Classification: Outer Main-belt Asteroid          SPK-ID: 2461682
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2552300496864603 6.7356e-08  
a 3.217090017393157 4.1176e-08 au
q 2.395991972408086 2.1753e-07 au
i 12.95562538270312 1.002e-05 deg
node 185.7971655299509 3.0024e-05 deg
peri 100.0589090375421 3.9901e-05 deg
M 197.154294316126 2.5033e-05 deg
tp 2459953.882237275937
(2023-Jan-09.38223728)
0.00015716 TDB
period 2107.624539302327
5.77
4.0463e-05
1.108e-07
d
yr
n .1708084116913767 3.2793e-09 deg/d
Q 4.038188062378228 5.1685e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      4897 days (13.41 yr)  
   first obs. used      2005-06-16  
   last obs. used      2018-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6406  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:58:55  

Additional Information
 Earth MOID = 1.42221 au 
 Jupiter MOID = 1.5123 au 
 T_jup = 3.099 
[ 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 16.5   n/a MPO428090  

461682 (2005 MF4)          Discovered 2005-Jun-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-03-24

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