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JPL Small-Body Database Browser
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85760 (1998 SG170)
Classification: Main-belt Asteroid          SPK-ID: 2085760
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306128497542521 3.9036e-08  
a 2.340068435665428 1.5594e-08 au
q 2.034425428663192 9.7379e-08 au
i 10.57563628953925 5.2887e-06 deg
node 222.1484503749391 2.3242e-05 deg
peri 51.73712055277986 3.277e-05 deg
M 350.0369576777163 2.5075e-05 deg
tp 2458636.685180154747
(2019-Jun-02.18518015)
9.1264e-05 TDB
period 1307.498697117144
3.58
1.307e-05
3.578e-08
d
yr
n .2753348823931916 2.7522e-09 deg/d
Q 2.645711442667664 1.7631e-08 au
  Orbit Determination Parameters
   # obs. used (total)      530  
   data-arc span      7097 days (19.43 yr)  
   first obs. used      1998-09-19  
   last obs. used      2018-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58584  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:06:38  

Additional Information
 Earth MOID = 1.03673 au 
 Jupiter MOID = 2.45043 au 
 T_jup = 3.531 
[ 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 15.8   n/a MPO395766  
diameter diameter 2.885 km 0.615 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.134   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85760 (1998 SG170)          Discovered 1998-Sep-19 by LONEOS at Anderson Mesa
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 SG170 = 2001 KG59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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