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14604 (1998 SM115)
Classification: Main-belt Asteroid          SPK-ID: 2014604
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1928427543452322 3.0331e-08  
a 3.130427458626997 1.5616e-08 au
q 2.526747205227422 1.0193e-07 au
i .3887164958502212 3.9185e-06 deg
node 330.9784611073694 0.00050254 deg
peri 121.3034335706846 0.00050267 deg
M 298.7173011131864 1.1233e-05 deg
tp 2459544.881073881812
(2021-Nov-26.38107388)
6.4272e-05 TDB
period 2023.037314763709
5.54
1.5138e-05
4.145e-08
d
yr
n .1779502520160128 1.3316e-09 deg/d
Q 3.734107712026573 1.8628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1768  
   data-arc span      16177 days (44.29 yr)  
   first obs. used      1976-10-24  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50657  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:33:39  

Additional Information
 Earth MOID = 1.54319 au 
 Jupiter MOID = 1.47018 au 
 T_jup = 3.184 
[ 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 13.85   n/a E2021B10  
diameter diameter 8.211 km 1.816 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.084   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

14604 (1998 SM115)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SM115 = 1976 UF19 = 1982 YR4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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