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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2283959104316321 9.5175e-08  
a 2.404201078035329 1.1395e-08 au
q 1.855091383956739 2.2627e-07 au
i 22.93752406834849 1.1892e-05 deg
node 323.7920112821924 1.1433e-05 deg
peri 135.3850027195383 2.5974e-05 deg
M 200.6179455332639 1.8898e-05 deg
tp 2459803.325379329807
(2022-Aug-11.82537933)
7.2574e-05 TDB
period 1361.615881316321
3.73
9.68e-06
2.65e-08
d
yr
n .2643917458218655 1.8796e-09 deg/d
Q 2.95331077211392 1.3997e-08 au
  Orbit Determination Parameters
   # obs. used (total)      840  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      1999-09-22  
   last obs. used      2019-05-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42402  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:15:39  

Additional Information
 Earth MOID = .919037 au 
 Jupiter MOID = 2.26137 au 
 T_jup = 3.383 
[ 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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