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JPL Small-Body Database Browser
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26099 (1989 WH)
Classification: Main-belt Asteroid          SPK-ID: 2026099
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1462718110404519 4.1742e-08  
a 2.759148839731332 1.4548e-08 au
q 2.355563142013668 1.13e-07 au
i 8.639490309281886 5.0494e-06 deg
node 223.6705332812061 2.9955e-05 deg
peri 197.20861175967 3.4286e-05 deg
M 153.0748048873765 1.784e-05 deg
tp 2457888.692870287973
(2017-May-15.19287029)		 8.1041e-05 TDB
period 1674.021841052575
4.58		 1.324e-05
3.625e-08		 d
yr
n .2150509576228962 1.7008e-09 deg/d
Q 3.162734537448995 1.6676e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1038  
   data-arc span      10762 days (29.46 yr)  
   first obs. used      1989-11-20  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:23:41  

Additional Information
 Earth MOID = 1.36908 au 
 Jupiter MOID = 2.18558 au 
 T_jup = 3.310 
[ 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 14.2   n/a MPO384973  
diameter diameter 4.142 km 0.442 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.236   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

26099 (1989 WH)          Discovered 1989-Nov-20 by Oshima, Y. at Gekko
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 WH = 1998 UR6 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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