Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
351318 (2004 UC8)
Classification: Main-belt Asteroid          SPK-ID: 2351318
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .22029376630256 4.3692e-08  
a 2.416968445850859 1.4116e-08 au
q 1.884525363879928 1.0468e-07 au
i 2.012624459887324 5.3809e-06 deg
node 335.077699787994 0.00013191 deg
peri 78.33971257665692 0.0001329 deg
M 46.11789365657374 1.2162e-05 deg
tp 2458824.678548702989
(2019-Dec-07.17854870)		 4.6782e-05 TDB
period 1372.476439151108
3.76		 1.2024e-05
3.292e-08		 d
yr
n .2622995847000945 2.2979e-09 deg/d
Q 2.949411527821789 1.7226e-08 au
   Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      6522 days (17.86 yr)  
   first obs. used      2002-03-18  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:54:30  

Additional Information
 Earth MOID = .896989 au 
 Jupiter MOID = 2.42512 au 
 T_jup = 3.482 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457602.5 (2016-Aug-02.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2190045659001572 4.3822e-08  
q 1.887760008290836 1.0481e-07 au
tp 2457449.378791301806
(2016-Mar-01.87879130)		 5.2353e-05 TDB
node 335.3477493868696 0.00013138 deg
peri 77.57538159100541 0.0001324 deg
i 2.01660756015662 5.3923e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      6522 days (17.86 yr)  
   first obs. used      2002-03-18  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:54:30  

Additional Information
 Jupiter MOID = 2.42512 au 
 T_jup = 3.482 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.920381099992667E-15 -4.568601281733116E-15 -1.010901195633559E-12 4.92264266591028E-15 -2.971607800636616E-13 -3.735075171208723E-15
q -4.568601281733116E-15 1.098547821322562E-14 2.169255376739094E-12 -7.632355271852193E-15 6.348408433163124E-13 9.243267904669426E-15
tp -1.010901195633559E-12 2.169255376739094E-12 2.740809712865488E-9 -2.082527417050283E-11 8.775545308079182E-10 2.552399343702989E-12
node 4.92264266591028E-15 -7.632355271852193E-15 -2.082527417050283E-11 1.725940777973603E-8 -1.725459285981214E-8 2.578134355184398E-10
peri -2.971607800636616E-13 6.348408433163124E-13 8.775545308079182E-10 -1.725459285981214E-8 1.752962816989443E-8 -2.569362942514675E-10
i -3.735075171208723E-15 9.243267904669426E-15 2.552399343702989E-12 2.578134355184398E-10 -2.569362942514675E-10 2.907665338472834E-11

[ 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 17.3   n/a MPO503401  

351318 (2004 UC8)          Discovered 2004-Oct-21 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1920-May-21 07:04 00:10 Iris 0.0349082918793104 0.0349069021476343 0.0349096818127204 1.5681271557948 1.56812705077694 2422465.794153874 9.6611527313064 2437.51842703242 68.9921588032022 -89.887735326225 75427.5573627639 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 23:54:37 2020-Feb-25 23:54
2165-May-14 03:47 00:04 Eunom 0.0292201952549599 0.0291915777370293 0.0292490188025867 3.1734412115026 3.17344106011848 2511943.657424395 4.47380790858524 4123.41402902949 70.9954117998227 -69.7336951938693 57664.86517549 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 23:54:37 2020-Feb-25 23:54

Alternate Designations
 2004 UC8 = 2008 YB169 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-01 22:17 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin