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JPL Small-Body Database Browser
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85747 (1998 SL132)
Classification: Main-belt Asteroid          SPK-ID: 2085747
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1724692022475428 4.5064e-08  
a 2.240332116171798 8.6768e-09 au
q 1.853943823326098 9.9668e-08 au
i 4.957009952860991 4.8097e-06 deg
node 336.3539669241339 4.2644e-05 deg
peri 345.4593119287022 4.4234e-05 deg
M 207.7287337027019 1.2724e-05 deg
tp 2459518.562900320047
(2021-Oct-31.06290032)
4.4042e-05 TDB
period 1224.805235093301
3.35
7.1155e-06
1.948e-08
d
yr
n .2939242825595668 1.7075e-09 deg/d
Q 2.626720409017496 1.0173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      7799 days (21.35 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49685  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:38:11  

Additional Information
 Earth MOID = .841991 au 
 Jupiter MOID = 2.68246 au 
 T_jup = 3.610 
[ 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 16.0   n/a MPO459397  
diameter diameter 2.619 km 0.571 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.135   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85747 (1998 SL132)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 SL132 = 2000 DA28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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