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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1560020513701908 2.8675e-08  
a 3.093773549724721 1.2937e-08 au
q 2.611138529492828 9.1674e-08 au
i 2.558898549799298 3.2669e-06 deg
node 87.26200995046753 8.2342e-05 deg
peri 5.618890752151059 8.3388e-05 deg
M 27.54047609515813 1.2145e-05 deg
tp 2459244.445193466728
(2021-Jan-29.94519347)
6.69e-05 TDB
period 1987.610169222949
5.44
1.2467e-05
3.413e-08
d
yr
n .1811220356860727 1.1361e-09 deg/d
Q 3.576408569956615 1.4956e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2219  
   data-arc span      12250 days (33.54 yr)  
   first obs. used      1987-11-15  
   last obs. used      2021-05-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47009  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 03:26:18  

Additional Information
 Earth MOID = 1.62794 au 
 Jupiter MOID = 1.61404 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 13.40   n/a MPCxxxxx  
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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