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39172 (2000 WZ148)
Classification: Main-belt Asteroid          SPK-ID: 2039172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01401545599074647 4.3236e-08  
a 2.759154554226248 1.9663e-08 au
q 2.720483744999822 1.2313e-07 au
i 12.01738776654344 5.2576e-06 deg
node 173.6960544164004 2.1879e-05 deg
peri 91.38739187298678 0.00028136 deg
M 247.332051115466 0.00028622 deg
tp 2459524.414425452135
(2021-Nov-05.91442545)
0.0013335 TDB
period 1674.027041675019
4.58
1.7895e-05
4.899e-08
d
yr
n .2150502895340249 2.2989e-09 deg/d
Q 2.797825363452674 1.9939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      772  
   data-arc span      8554 days (23.42 yr)  
   first obs. used      1996-11-19  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55452  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:40:44  

Additional Information
 Earth MOID = 1.73388 au 
 Jupiter MOID = 2.19043 au 
 T_jup = 3.310 
[ 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 14.8   n/a MPO452713  
diameter diameter 6.954 km 0.262 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39172 (2000 WZ148)          Discovered 2000-Nov-29 by JPL/NEAT at Haleakala
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 WZ148 = 1998 HW117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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