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25888 (2000 UW109)
Classification: Main-belt Asteroid          SPK-ID: 2025888
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2289351098640185 3.6238e-08  
a 2.749097563322123 1.0977e-08 au
q 2.119732610636067 9.9218e-08 au
i 9.243793954834919 3.6663e-06 deg
node 113.3089145768344 2.4752e-05 deg
peri 264.4009826419322 2.583e-05 deg
M 171.8352198424039 7.3655e-06 deg
tp 2458405.818069179952
(2018-Oct-14.31806918)
3.3506e-05 TDB
period 1664.882760109344
4.56
9.972e-06
2.73e-08
d
yr
n .2162314420123831 1.2951e-09 deg/d
Q 3.378462516008178 1.349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1995  
   data-arc span      23777 days (65.10 yr)  
   first obs. used      1955-12-12  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48078  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 03:16:30  

Additional Information
 Earth MOID = 1.14396 au 
 Jupiter MOID = 2.16721 au 
 T_jup = 3.289 
[ 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 13.60   n/a E2020-QM5  
diameter diameter 12.082 km 0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 17.7788 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.054   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

25888 (2000 UW109)          Discovered 2000-Oct-31 by LINEAR at Socorro
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 UW109 = 1998 HM138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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