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117349 (2004 XN61)
Classification: Main-belt Asteroid          SPK-ID: 2117349
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2709613419536951 5.0949e-08  
a 3.164545347632752 2.7732e-08 au
q 2.307075893564859 1.6592e-07 au
i 9.370395127408008 6.3317e-06 deg
node 277.4349982076495 4.1304e-05 deg
peri 171.2572235507268 4.3405e-05 deg
M 253.2958252466485 1.3468e-05 deg
tp 2459609.958758455083
(2022-Jan-30.45875846)
8.1112e-05 TDB
period 2056.200270992102
5.63
2.7029e-05
7.4e-08
d
yr
n .1750802220380521 2.3014e-09 deg/d
Q 4.022014801700645 3.5247e-08 au
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      7171 days (19.63 yr)  
   first obs. used      1998-10-29  
   last obs. used      2018-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58805  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:29:28  

Additional Information
 Earth MOID = 1.32408 au 
 Jupiter MOID = 1.21349 au 
 T_jup = 3.126 
[ 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 15.1   n/a MPO453644  
diameter diameter 7.556 km 3.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.031   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

117349 (2004 XN61)          Discovered 2004-Dec-11 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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