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186547 (2002 XM8)
Classification: Main-belt Asteroid          SPK-ID: 2186547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1815954754879429 5.3245e-08  
a 2.416646032022014 1.2603e-08 au
q 1.977794046750927 1.3092e-07 au
i 3.123330534978112 4.9396e-06 deg
node 86.6441372246814 0.00010486 deg
peri 327.7689420619168 0.00010587 deg
M 297.2626274389827 1.4694e-05 deg
tp 2459439.634269629971
(2021-Aug-13.13426963)
5.6838e-05 TDB
period 1372.201824089168
3.76
1.0734e-05
2.939e-08
d
yr
n .2623520780107975 2.0523e-09 deg/d
Q 2.855498017293103 1.4892e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      8021 days (21.96 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-09-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59732  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:42  

Additional Information
 Earth MOID = .989403 au 
 Jupiter MOID = 2.49727 au 
 T_jup = 3.491 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.98   n/a E2021B55  

186547 (2002 XM8)          Discovered 2002-Dec-02 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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