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JPL Small-Body Database Browser
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185921 (2000 SN298)
Classification: Main-belt Asteroid          SPK-ID: 2185921
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .228835904926552 8.8587e-08  
a 3.013833523173927 3.3501e-08 au
q 2.324160201600443 2.5067e-07 au
i 12.77128924533647 8.0812e-06 deg
node 214.4517877671895 3.0964e-05 deg
peri 193.1939938681655 3.3899e-05 deg
M 258.2053030402583 1.8011e-05 deg
tp 2459540.880873300591
(2021-Nov-22.38087330)
0.0001021 TDB
period 1911.073171769934
5.23
3.1865e-05
8.724e-08
d
yr
n .1883758326566781 3.1409e-09 deg/d
Q 3.703506844747412 4.1168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6823 days (18.68 yr)  
   first obs. used      2000-09-26  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57606  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:11:53  

Additional Information
 Earth MOID = 1.33546 au 
 Jupiter MOID = 1.71416 au 
 T_jup = 3.172 
[ 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 16.0   n/a MPO433220  

185921 (2000 SN298)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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