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JPL Small-Body Database Browser
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74273 (1998 SL113)
Classification: Main-belt Asteroid          SPK-ID: 2074273
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1110421639725107 5.6764e-08  
a 2.741647843904352 2.0927e-08 au
q 2.437209334466644 1.6074e-07 au
i 5.934353349043681 5.2374e-06 deg
node 124.2893297978822 5.4935e-05 deg
peri 236.837885028115 5.9314e-05 deg
M 197.0968111386865 2.2053e-05 deg
tp 2459350.813943556870
(2021-May-16.31394356)
0.00010378 TDB
period 1658.119902799645
4.54
1.8985e-05
5.198e-08
d
yr
n .2171133700235788 2.4859e-09 deg/d
Q 3.046086353342059 2.3251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      8447 days (23.13 yr)  
   first obs. used      1996-03-21  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63491  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:23  

Additional Information
 Earth MOID = 1.43881 au 
 Jupiter MOID = 2.39259 au 
 T_jup = 3.333 
[ 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 15.7   n/a MPO432295  
diameter diameter 4.334 km 0.346 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74273 (1998 SL113)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SL113 = 2002 NQ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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