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183680 (2003 XR40)
Classification: Main-belt Asteroid          SPK-ID: 2183680
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508734376689445 5.0949e-08  
a 2.54327277423083 1.7348e-08 au
q 2.159560467852792 1.2903e-07 au
i 14.60805808709052 7.3918e-06 deg
node 75.24322217441278 1.5721e-05 deg
peri 216.9375791065601 2.7759e-05 deg
M 145.7989863783493 2.1987e-05 deg
tp 2458400.515758237024
(2018-Oct-09.01575824)
9.0315e-05 TDB
period 1481.452871518356
4.06
1.5158e-05
4.15e-08
d
yr
n .2430046928398285 2.4863e-09 deg/d
Q 2.926985080608869 1.9965e-08 au
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      7354 days (20.13 yr)  
   first obs. used      1999-12-08  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5397  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:39:59  

Additional Information
 Earth MOID = 1.15989 au 
 Jupiter MOID = 2.2492 au 
 T_jup = 3.383 
[ 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 15.5   n/a MPO454264  

183680 (2003 XR40)          Discovered 2003-Dec-14 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 2003 XR40 = 2005 EC201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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