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129110 (2004 XM40)
Classification: Main-belt Asteroid          SPK-ID: 2129110
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 .1749647972765367 3.2289e-08  
a 2.225279630546493 8.402e-09 au
q 1.83593403110432 7.16e-08 au
i 2.981525489158506 4.5953e-06 deg
node 16.99663667487319 6.7634e-05 deg
peri 289.2003404392883 6.9256e-05 deg
M 353.1252665325667 1.3367e-05 deg
tp 2459023.654141350790
(2020-Jun-23.15414135)
4.5001e-05 TDB
period 1212.482043961571
3.32
6.8669e-06
1.88e-08
d
yr
n .2969116134897665 1.6816e-09 deg/d
Q 2.614625229988667 9.872e-09 au
  Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      8311 days (22.75 yr)  
   first obs. used      1997-10-30  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51283  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:39:38  

Additional Information
 Earth MOID = .823727 au 
 Jupiter MOID = 2.62584 au 
 T_jup = 3.624 
[ 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 16.4   n/a MPO379385  
diameter diameter 1.412 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.244   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129110 (2004 XM40)          Discovered 2004-Dec-10 by CINEOS at Campo Imperatore
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 2004 XM40 = 2003 HD40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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