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181250 (2005 UU177)
Classification: Main-belt Asteroid          SPK-ID: 2181250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07935130617295265 4.9011e-08  
a 3.064886906922116 2.344e-08 au
q 2.821684127585465 1.5711e-07 au
i 2.297403885488481 5.4828e-06 deg
node 335.0360444336818 0.00010348 deg
peri 324.6813587104044 0.00011138 deg
M 36.50209963830233 3.6677e-05 deg
tp 2459001.782802760682
(2020-Jun-01.28280276)
0.00020067 TDB
period 1959.837700160355
5.37
2.2483e-05
6.156e-08
d
yr
n .1836886799200488 2.1073e-09 deg/d
Q 3.308089686258767 2.53e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      9533 days (26.10 yr)  
   first obs. used      1994-10-28  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58009  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:49  

Additional Information
 Earth MOID = 1.80448 au 
 Jupiter MOID = 1.86056 au 
 T_jup = 3.227 
[ 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 16.13   n/a E2021B55  

181250 (2005 UU177)          Discovered 2005-Oct-24 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2005 UU177 = 1999 SQ27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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