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74788 (1999 SL3)
Classification: Main-belt Asteroid          SPK-ID: 2074788
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2291390760633036 9.5403e-08  
a 2.402749264660416 1.1351e-08 au
q 1.852185518144346 2.269e-07 au
i 22.92881593327489 1.2052e-05 deg
node 323.8160318614674 1.162e-05 deg
peri 135.2900632886694 2.5955e-05 deg
M 147.8220729754486 1.885e-05 deg
tp 2458441.903906831921
(2018-Nov-19.40390683)
7.0554e-05 TDB
period 1360.382718850843
3.72
9.6401e-06
2.639e-08
d
yr
n .2646314121838471 1.8753e-09 deg/d
Q 2.953313011176486 1.3952e-08 au
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      1999-09-22  
   last obs. used      2019-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42731  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:21:55  

Additional Information
 Earth MOID = .916467 au 
 Jupiter MOID = 2.26271 au 
 T_jup = 3.384 
[ 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 MPO474634  
diameter diameter 2.625 km 0.471 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.237   0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74788 (1999 SL3)          Discovered 1999-Sep-22 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 SL3 = 2002 OF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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