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344971 (2004 XN58)
Classification: Main-belt Asteroid          SPK-ID: 2344971
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2064636290262947 1.2685e-07  
a 2.590498886905242 3.8146e-08 au
q 2.055655085726209 3.4848e-07 au
i 13.05329291353206 9.2873e-06 deg
node 297.6555012620724 4.5602e-05 deg
peri 158.0968971771609 5.4737e-05 deg
M 254.8139346072748 4.0795e-05 deg
tp 2459445.468483143092
(2021-Aug-18.96848314)
0.00018078 TDB
period 1522.907557511815
4.17
3.3638e-05
9.21e-08
d
yr
n .2363899228316799 5.2214e-09 deg/d
Q 3.125342688084276 4.6022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      4878 days (13.36 yr)  
   first obs. used      2004-12-10  
   last obs. used      2018-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .74855  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:13:33  

Additional Information
 Earth MOID = 1.07792 au 
 Jupiter MOID = 2.05873 au 
 T_jup = 3.354 
[ 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 16.8   n/a MPO440553  
diameter diameter 2.989 km 0.392 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

344971 (2004 XN58)          Discovered 2004-Dec-10 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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