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14608 (1998 SN135)
Classification: Main-belt Asteroid          SPK-ID: 2014608
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 .05325185142169606 3.8072e-08  
a 2.37411086688116 7.687e-09 au
q 2.247685067739371 9.1395e-08 au
i 7.731391421593256 4.1754e-06 deg
node 40.21826877784125 2.2604e-05 deg
peri 358.0640432532819 4.1077e-05 deg
M 6.442378008060333 3.2529e-05 deg
tp 2459176.589226610963
(2020-Nov-23.08922661)
0.00012076 TDB
period 1336.133708590781
3.66
6.4893e-06
1.777e-08
d
yr
n .2694341125333121 1.3086e-09 deg/d
Q 2.50053666602295 8.0964e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2281  
   data-arc span      12224 days (33.47 yr)  
   first obs. used      1987-09-18  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43566  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:33:41  

Additional Information
 Earth MOID = 1.25385 au 
 Jupiter MOID = 2.69518 au 
 T_jup = 3.528 
[ 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 14.42   n/a E2021B10  
diameter diameter 4.022 km 0.304 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.362   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14608 (1998 SN135)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SN135 = 1987 SU21 = 1991 UG4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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