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40733 (1999 SM17)
Classification: Main-belt Asteroid          SPK-ID: 2040733
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1480960536213044 3.2743e-08  
a 2.417537551311652 7.9109e-09 au
q 2.059509780481084 8.052e-08 au
i 7.501375409996662 3.5383e-06 deg
node 121.8520462432763 2.5177e-05 deg
peri 248.6179767217403 2.7392e-05 deg
M 266.3087253677601 1.1486e-05 deg
tp 2459753.818018103316
(2022-Jun-23.31801810)
4.4516e-05 TDB
period 1372.961217809384
3.76
6.7391e-06
1.845e-08
d
yr
n .2622069693814038 1.287e-09 deg/d
Q 2.775565322142219 9.0825e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1866  
   data-arc span      8499 days (23.27 yr)  
   first obs. used      1998-03-24  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48658  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 07:33:12  

Additional Information
 Earth MOID = 1.07154 au 
 Jupiter MOID = 2.71092 au 
 T_jup = 3.489 
[ 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 14.55   n/a E2021B10  
diameter diameter 2.830 km 0.533 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.461   0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

40733 (1999 SM17)          Discovered 1999-Sep-30 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 SM17 = 1998 HJ111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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