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181848 (1998 UT14)
Classification: Main-belt Asteroid          SPK-ID: 2181848
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410623874075011 4.5409e-08  
a 2.389688627566892 9.0557e-09 au
q 2.052593444601752 1.0849e-07 au
i 5.096312774217744 5.4406e-06 deg
node 199.4443336129175 3.4935e-05 deg
peri 141.8262606331891 3.8069e-05 deg
M 41.11316440834932 1.3764e-05 deg
tp 2459046.404908077392
(2020-Jul-15.90490808)
5.1626e-05 TDB
period 1349.305846204165
3.69
7.6697e-06
2.1e-08
d
yr
n .266803854005927 1.5166e-09 deg/d
Q 2.726783810532033 1.0333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      10131 days (27.74 yr)  
   first obs. used      1993-04-18  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51162  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:32:18  

Additional Information
 Earth MOID = 1.04567 au 
 Jupiter MOID = 2.66911 au 
 T_jup = 3.514 
[ 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 16.65   n/a E2021B55  

181848 (1998 UT14)          Discovered 1998-Oct-23 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 1998 UT14 = 2004 GR17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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