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JPL Small-Body Database Browser
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136169 (2003 UN109)
Classification: Main-belt Asteroid          SPK-ID: 2136169
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1426820941324904 4.8921e-08  
a 2.28912118508923 1.3567e-08 au
q 1.96250458067765 1.14e-07 au
i 2.407780964998735 5.442e-06 deg
node 338.3002068647141 0.00010908 deg
peri 344.2857300706624 0.00011041 deg
M 233.5085707404777 1.9938e-05 deg
tp 2459044.988166025548
(2020-Jul-14.48816603)
7.227e-05 TDB
period 1265.03226903139
3.46
1.1247e-05
3.079e-08
d
yr
n .284577720911139 2.53e-09 deg/d
Q 2.615737789500809 1.5503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      6220 days (17.03 yr)  
   first obs. used      2002-04-14  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60302  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:39:07  

Additional Information
 Earth MOID = .949304 au 
 Jupiter MOID = 2.672 au 
 T_jup = 3.585 
[ 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 16.8   n/a MPO432823  

136169 (2003 UN109)          Discovered 2003-Oct-19 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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