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JPL Small-Body Database Browser
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5776 (1989 UT2)
Classification: Main-belt Asteroid          SPK-ID: 2005776
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1669521213268647 3.8802e-08  
a 2.576638585713945 1.0348e-08 au
q 2.14646330793635 1.0187e-07 au
i 12.19093921720106 4.0892e-06 deg
node 224.28630662 1.8386e-05 deg
peri 57.91081891421477 2.1265e-05 deg
M 140.4349106818046 1.1821e-05 deg
tp 2458011.179881213044
(2017-Sep-14.67988121)
4.8572e-05 TDB
period 1510.701589322063
4.14
9.1004e-06
2.492e-08
d
yr
n .2382998750676845 1.4355e-09 deg/d
Q 3.006813863491541 1.2075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1915  
   data-arc span      12936 days (35.42 yr)  
   first obs. used      1984-06-01  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43611  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:49:08  

Additional Information
 Earth MOID = 1.15769 au 
 Jupiter MOID = 2.16206 au 
 T_jup = 3.376 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0   n/a MPO458889  
rotation period rot_per 4.34079 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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