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79540 (1998 QW36)
Classification: Main-belt Asteroid          SPK-ID: 2079540
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1350405973363443 4.8208e-08  
a 2.335935330237113 8.8527e-09 au
q 2.020489227902822 1.1175e-07 au
i 5.424863601938279 3.9186e-06 deg
node 284.3435212001049 5.4633e-05 deg
peri 78.10111935710894 5.6361e-05 deg
M 15.71575289252505 1.4613e-05 deg
tp 2458943.572470036207
(2020-Apr-04.07247004)
5.2835e-05 TDB
period 1304.036206672173
3.57
7.413e-06
2.03e-08
d
yr
n .2760659544252224 1.5693e-09 deg/d
Q 2.651381432571404 1.0048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      7227 days (19.79 yr)  
   first obs. used      1998-08-03  
   last obs. used      2018-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5401  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 02:47:39  

Additional Information
 Earth MOID = 1.02589 au 
 Jupiter MOID = 2.81337 au 
 T_jup = 3.549 
[ 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 15.4   n/a MPO436337  
diameter diameter 1.911 km 0.535 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.305   0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79540 (1998 QW36)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 QW36 = 2000 CA27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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