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201684 (2003 UC104)
Classification: Main-belt Asteroid          SPK-ID: 2201684
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0715637383319179 6.2687e-08  
a 2.731995570302245 2.2213e-08 au
q 2.536483754185177 1.646e-07 au
i 11.6310692090081 5.4125e-06 deg
node 294.1825966574057 2.9653e-05 deg
peri 229.0233687051954 4.7138e-05 deg
M 119.6778283655492 3.8531e-05 deg
tp 2458452.185649516309
(2018-Nov-29.68564952)
0.00017512 TDB
period 1649.371223307983
4.52
2.0116e-05
5.507e-08
d
yr
n .2182649939035453 2.6619e-09 deg/d
Q 2.927507386419314 2.3802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      9031 days (24.73 yr)  
   first obs. used      1996-02-17  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62362  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:21:07  

Additional Information
 Earth MOID = 1.56262 au 
 Jupiter MOID = 2.15678 au 
 T_jup = 3.320 
[ 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 15.4   n/a MPO475687  
diameter diameter 2.860 km 0.513 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.180   0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201684 (2003 UC104)          Discovered 2003-Oct-17 by LONEOS at Anderson Mesa
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ 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
2173-Nov-05 20:40 00:12 Hygie 0.0148011904606516 0.0147786243826266 0.0148238274080361 2.75329968492075 2.75329873682463 2515041.361209010 11.8462193160612 1963.16818572975 42.415071566729 55.127473547826 42669.8595984884 T 19 CATAB v2.0f-lin.ifort 2020-Dec-18 05:21:08 2020-Dec-18 05:21

Alternate Designations
 2003 UC104 = 2002 PZ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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