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JPL Small-Body Database Browser
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193185 (2000 QN42)
Classification: Main-belt Asteroid          SPK-ID: 2193185
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500209604905151 3.5914e-08  
a 2.356253183907046 9.8762e-09 au
q 2.002765818098477 8.2966e-08 au
i 12.09116544481508 5.1377e-06 deg
node 325.9813098581026 1.8318e-05 deg
peri 98.72864806978937 2.6054e-05 deg
M 90.76938409140114 1.7102e-05 deg
tp 2458667.404898285933
(2019-Jul-02.90489829)
6.2289e-05 TDB
period 1321.08681597217
3.62
8.306e-06
2.274e-08
d
yr
n .2725029087017879 1.7133e-09 deg/d
Q 2.709740549715616 1.1358e-08 au
  Orbit Determination Parameters
   # obs. used (total)      719  
   data-arc span      7184 days (19.67 yr)  
   first obs. used      2000-08-21  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4788  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 05:32:01  

Additional Information
 Earth MOID = 1.0577 au 
 Jupiter MOID = 2.61318 au 
 T_jup = 3.509 
[ 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 15.9   n/a MPO360005  
diameter diameter 3.195 km 0.807 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.057   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

193185 (2000 QN42)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2000 QN42 = 2002 AN155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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