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49013 (1998 QW73)
Classification: Main-belt Asteroid          SPK-ID: 2049013
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2855896059430006 3.7445e-08  
a 2.614263604093682 8.5638e-09 au
q 1.867657091569439 9.8592e-08 au
i 12.81833711023678 4.3656e-06 deg
node 214.8835723659386 1.8213e-05 deg
peri 113.6117303101775 2.0476e-05 deg
M 61.01991875013191 6.5822e-06 deg
tp 2458738.807295107131
(2019-Sep-12.30729511)
2.827e-05 TDB
period 1543.911819142322
4.23
7.5863e-06
2.077e-08
d
yr
n .2331739387810297 1.1457e-09 deg/d
Q 3.360870116617925 1.101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1147  
   data-arc span      15724 days (43.05 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46583  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:34:43  

Additional Information
 Earth MOID = .900518 au 
 Jupiter MOID = 2.22857 au 
 T_jup = 3.315 
[ 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 15.1   n/a MPO439426  
diameter diameter 5.873 km 0.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49013 (1998 QW73)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QW73 = 1994 UF5 = 2200 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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