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14167 (1998 UL8)
Classification: Main-belt Asteroid          SPK-ID: 2014167
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1558500843150531 2.8699e-08  
a 3.093266090403108 1.2923e-08 au
q 2.611180309404888 9.1748e-08 au
i 2.559015097132018 3.2691e-06 deg
node 87.2630694303601 8.2593e-05 deg
peri 5.642575174729456 8.364e-05 deg
M 352.0215046222997 1.2161e-05 deg
tp 2459244.539547186393
(2021-Jan-30.03954719)
6.7167e-05 TDB
period 1987.121159637895
5.44
1.2453e-05
3.409e-08
d
yr
n .1811666079111157 1.1353e-09 deg/d
Q 3.575351871401327 1.4937e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2175  
   data-arc span      12173 days (33.33 yr)  
   first obs. used      1987-11-15  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47247  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:18:41  

Additional Information
 Earth MOID = 1.62764 au 
 Jupiter MOID = 1.61459 au 
 T_jup = 3.204 
[ 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 13.39   n/a E2021B10  
diameter diameter 11.396 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14167 (1998 UL8)          Discovered 1998-Oct-24 by Kobayashi, T. at Oizumi
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UL8 = 1986 PQ1 = 1987 VX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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