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JPL Small-Body Database Browser
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410677 (2008 UM169)
Classification: Main-belt Asteroid          SPK-ID: 2410677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2504564073604216 6.9969e-08  
a 3.18679861605438 4.6224e-08 au
q 2.388644483696236 2.091e-07 au
i 21.25946115736186 9.157e-06 deg
node 216.2479254093236 1.3412e-05 deg
peri 303.9414111162381 2.7314e-05 deg
M 218.0717750987528 2.1848e-05 deg
tp 2459419.712606808216
(2021-Jul-24.21260681)
0.00013955 TDB
period 2077.92733725909
5.69
4.521e-05
1.238e-07
d
yr
n .1732495614956688 3.7694e-09 deg/d
Q 3.984952748412524 5.7801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      5285 days (14.47 yr)  
   first obs. used      2005-05-13  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53506  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 01:13:03  

Additional Information
 Earth MOID = 1.45803 au 
 Jupiter MOID = 1.36521 au 
 T_jup = 3.045 
[ 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 15.5   n/a MPO455919  
diameter diameter 4.870 km 0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

410677 (2008 UM169)          Discovered 2008-Oct-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

[ show close-approach data ]
Alternate Designations
 2008 UM169 = 2005 JZ131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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