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115948 (2003 WQ32)
Classification: Main-belt Asteroid          SPK-ID: 2115948
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07703024214101048 4.449e-08  
a 2.361538140391717 1.1661e-08 au
q 2.179628285612111 1.0701e-07 au
i 1.871197939139934 4.1273e-06 deg
node 278.239418902919 0.00014377 deg
peri 271.6738536327962 0.00014638 deg
M 129.4211424909783 2.7682e-05 deg
tp 2458723.966319038895
(2019-Aug-28.46631904)
0.00010141 TDB
period 1325.534003518446
3.63
9.8177e-06
2.688e-08
d
yr
n .2715886571332232 2.0115e-09 deg/d
Q 2.543447995171322 1.2559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      368  
   data-arc span      7034 days (19.26 yr)  
   first obs. used      2001-02-19  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52881  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:54  

Additional Information
 Earth MOID = 1.17989 au 
 Jupiter MOID = 2.41832 au 
 T_jup = 3.546 
[ 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 16.80   n/a E2021B55  
diameter diameter 2.241 km 0.471 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115948 (2003 WQ32)          Discovered 2003-Nov-18 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 WQ32 = 2001 DE61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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