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5776 (1989 UT2)
Classification: Main-belt Asteroid          SPK-ID: 2005776
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1679012347109268 6.2179e-08  
a 2.575933384430987 1.6501e-08 au
q 2.143430988651928 1.619e-07 au
i 12.18277534706235 5.9432e-06 deg
node 224.3446286880819 2.7946e-05 deg
peri 57.76141162778612 3.2269e-05 deg
M 214.5980771037315 1.9953e-05 deg
tp 2458010.413178807357
(2017-Sep-13.91317881)
8.6974e-05 JED
period 1510.081434942862
4.13
1.451e-05
3.973e-08
d
yr
n .238397739134924 2.2907e-09 deg/d
Q 3.008435780210046 1.9272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1124  
   data-arc span      11520 days (31.54 yr)  
   first obs. used      1984-06-01  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46616  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:57:36  

Additional Information
 Earth MOID = 1.1536 au 
 Jupiter MOID = 2.15446 au 
 T_jup = 3.376 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO358687  
rotation period rot_per 4.34079 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 sidereal period (not synodic); Incomplete or inconclusive result.
Published Reference List:
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2015) Astron. Astrophys., in press.arXiv:1510.07422]

5776 (1989 UT2)          Discovered 1989-Oct-29 by Hioki and Kawasato at Okutama
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 UT2 = 1984 LH = 1988 JE2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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