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JPL Small-Body Database Browser
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201665 (2003 UK23)
Classification: Main-belt Asteroid          SPK-ID: 2201665
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09240894633712154 4.4303e-08  
a 2.84410937077084 2.2094e-08 au
q 2.581288220550372 1.2975e-07 au
i 1.528765462793629 4.8571e-06 deg
node 266.6773926114814 0.00023932 deg
peri 155.7875504758223 0.00024206 deg
M 145.4388291715323 3.4797e-05 deg
tp 2458292.724157061386
(2018-Jun-23.22415706)
0.00016907 TDB
period 1751.934506825463
4.80
2.0414e-05
5.589e-08
d
yr
n .2054871335643286 2.3944e-09 deg/d
Q 3.106930520991307 2.4135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      6928 days (18.97 yr)  
   first obs. used      2000-02-07  
   last obs. used      2019-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56275  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:53:19  

Additional Information
 Earth MOID = 1.5944 au 
 Jupiter MOID = 2.15289 au 
 T_jup = 3.301 
[ 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 15.9   n/a MPO470154  

201665 (2003 UK23)          Discovered 2003-Oct-22 by Spacewatch at Kitt Peak
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
2016-Sep-08 06:06 < 00:01 Inter 0.0294774631516621 0.0294753163791476 0.029479610142804 4.89327061277561 4.89327051128418 2457639.753942074 0.828849217850209 177.869524907108 48.7052008613593 56.1605172315977 76411.9872579424 T 12 CATAB v2.0e-lin.ifort 2019-Jul-13 17:53:21 2019-Jul-13 17:53
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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