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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 
[ 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 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 ]
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