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45864 (2000 UO97)
Classification: Main-belt Asteroid          SPK-ID: 2045864
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1040633256288786 3.3665e-08  
a 2.315555301346869 8.4455e-09 au
q 2.074590916011134 7.7029e-08 au
i 5.879344699542363 3.5874e-06 deg
node 275.4842647397281 4.2012e-05 deg
peri 201.4400991382892 4.7238e-05 deg
M 142.6099331014448 2.0539e-05 deg
tp 2458490.666417886480
(2019-Jan-07.16641789)
7.3136e-05 TDB
period 1287.00775303153
3.52
7.0411e-06
1.928e-08
d
yr
n .2797185946642703 1.5303e-09 deg/d
Q 2.556519686682604 9.3243e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1779  
   data-arc span      10686 days (29.26 yr)  
   first obs. used      1991-01-19  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47545  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:29:43  

Additional Information
 Earth MOID = 1.09219 au 
 Jupiter MOID = 2.52938 au 
 T_jup = 3.567 
[ 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 14.1   n/a MPO381602  
diameter diameter 4.280 km 0.220 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.13544 h n/a LCDB (Rev. 2019-August); 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.]
geometric albedo albedo 0.350   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

45864 (2000 UO97)          Discovered 2000-Oct-25 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 UO97 = 1991 DA2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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