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15764 (1992 UL8)
Classification: Main-belt Asteroid          SPK-ID: 2015764
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2035193295729 4.7327e-08  
a 2.650509544388913 1.0937e-08 au
q 2.111079618888308 1.2407e-07 au
i 11.84394282592423 4.4651e-06 deg
node 262.0227487241071 2.0115e-05 deg
peri 139.1093416755631 2.2575e-05 deg
M 142.3495772984078 1.1039e-05 deg
tp 2458377.273133938939
(2018-Sep-15.77313394)
4.6735e-05 TDB
period 1576.131633405921
4.32
9.7552e-06
2.671e-08
d
yr
n .2284073185068069 1.4137e-09 deg/d
Q 3.189939469889517 1.3162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1613  
   data-arc span      24358 days (66.69 yr)  
   first obs. used      1953-10-12  
   last obs. used      2020-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46927  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:31:29  

Additional Information
 Earth MOID = 1.13581 au 
 Jupiter MOID = 2.25005 au 
 T_jup = 3.331 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456986.5 (2014-Nov-25.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2013828417398184 4.7218e-08  
q 2.118441547939254 1.2353e-07 au
tp 2456800.483281346038
(2014-May-22.98328135)
4.4769e-05 TDB
node 262.1731003792602 2.0103e-05 deg
peri 139.2077242869952 2.2635e-05 deg
i 11.84243774057473 4.4642e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1613  
   data-arc span      24358 days (66.69 yr)  
   first obs. used      1953-10-12  
   last obs. used      2020-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46927  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:31:29  

Additional Information
 Jupiter MOID = 2.25005 au 
 T_jup = 3.331 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.229548297562349E-15 -5.818743987677468E-15 3.564191871949375E-13 5.015105755712362E-15 -2.074027068718122E-14 1.537841201995139E-15
q -5.818743987677468E-15 1.525913186576952E-14 -8.809684503630589E-13 -1.331209908275893E-14 6.663689256135373E-14 -3.928109476491459E-15
tp 3.564191871949375E-13 -8.809684503630589E-13 2.004271026602448E-9 -2.979927470502875E-12 4.736279677250326E-10 -2.05732885925767E-12
node 5.015105755712362E-15 -1.331209908275893E-14 -2.979927470502875E-12 4.041295481470893E-10 -3.957827766164675E-10 -5.53387769994278E-12
peri -2.074027068718122E-14 6.663689256135373E-14 4.736279677250326E-10 -3.957827766164675E-10 5.123599057065092E-10 4.836985396136118E-12
i 1.537841201995139E-15 -3.928109476491459E-15 -2.05732885925767E-12 -5.53387769994278E-12 4.836985396136118E-12 1.992889629453467E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO337392  
diameter diameter 5.707 km 0.835 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.291   0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

15764 (1992 UL8)          Discovered 1992-Oct-31 by Kushida, Y., Muramatsu, O. at Yatsugatake
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 UL8 = 1979 VH1 = 2000 LV20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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