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180388 (2003 YU171)
Classification: Main-belt Asteroid          SPK-ID: 2180388
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 .1167398740469468 4.6197e-08  
a 2.386505400330025 1.1502e-08 au
q 2.10790506048314 1.1389e-07 au
i 6.782202175248593 4.9096e-06 deg
node 335.0747637048726 3.3735e-05 deg
peri 25.00694537090082 3.7958e-05 deg
M 309.2805496984685 1.801e-05 deg
tp 2459390.220428243838
(2021-Jun-24.72042824)
6.7949e-05 TDB
period 1346.610693959343
3.69
9.7349e-06
2.665e-08
d
yr
n .2673378442744412 1.9326e-09 deg/d
Q 2.66510574017691 1.2844e-08 au
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      9065 days (24.82 yr)  
   first obs. used      1995-08-27  
   last obs. used      2020-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53722  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:26:19  

Additional Information
 Earth MOID = 1.10423 au 
 Jupiter MOID = 2.76619 au 
 T_jup = 3.516 
[ 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 16.68   n/a E2021B55  

180388 (2003 YU171)          Discovered 2003-Dec-18 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2003 YU171 = 2006 QC46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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