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JPL Small-Body Database Browser
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233784 (2008 UR1)
Classification: Main-belt Asteroid          SPK-ID: 2233784
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1427079338165627 5.2275e-08  
a 2.714554926058515 2.3525e-08 au
q 2.327166401329132 1.4168e-07 au
i 12.44070413120695 6.0312e-06 deg
node 180.6379235544594 2.6176e-05 deg
peri 250.1347963327783 3.4424e-05 deg
M 105.7982503064527 2.0151e-05 deg
tp 2458120.410329571121
(2018-Jan-01.91032957)
9.1498e-05 TDB
period 1633.602454235062
4.47
2.1236e-05
5.814e-08
d
yr
n .2203718530580751 2.8647e-09 deg/d
Q 3.101943450787898 2.6883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      7141 days (19.55 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59613  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:18:29  

Additional Information
 Earth MOID = 1.37385 au 
 Jupiter MOID = 2.31273 au 
 T_jup = 3.313 
[ 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 MPO470489  

233784 (2008 UR1)          Discovered 2008-Oct-21 by Tucker, R. A. at Goodricke-Pigott
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ 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
2065-Jul-26 11:30 00:04 Juno 0.0252931925312293 0.025284776050401 0.0253016151569495 2.20859765127441 2.20859743349052 2475492.979271500 3.79311240066431 762.682726016756 99.6326085291493 57.5092819682344 32040.7682784983 T 15 CATAB v2.0e-lin.ifort 2019-Jul-14 11:18:32 2019-Jul-14 11:18
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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