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187320 (2005 UC49)
Classification: Main-belt Asteroid          SPK-ID: 2187320
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162466806058115 5.2708e-08  
a 2.739330653881196 2.6463e-08 au
q 2.29428035180803 1.4892e-07 au
i 3.965459860940728 5.2986e-06 deg
node 248.4106106503103 8.6579e-05 deg
peri 75.79768095570253 8.8054e-05 deg
M 176.2627548326921 1.7426e-05 deg
tp 2458389.682402684018
(2018-Sep-28.18240268)
7.7486e-05 TDB
period 1656.018228642906
4.53
2.3997e-05
6.57e-08
d
yr
n .2173889114101221 3.1501e-09 deg/d
Q 3.184380955954362 3.0763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      7520 days (20.59 yr)  
   first obs. used      2000-08-09  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63272  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:54  

Additional Information
 Earth MOID = 1.28417 au 
 Jupiter MOID = 2.14969 au 
 T_jup = 3.328 
[ 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 16.2   n/a MPO449934  

187320 (2005 UC49)          Discovered 2005-Oct-23 by CSS at Catalina
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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