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JPL Small-Body Database Browser
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109228 (2001 QN92)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109228
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05706053433401984 3.9504e-08  
a 3.200644391316324 3.235e-08 au
q 3.018013912134631 1.2412e-07 au
i 7.097183274792357 5.7528e-06 deg
node 13.70572180024884 3.8124e-05 deg
peri 244.8093449980402 6.6474e-05 deg
M 89.03135166340448 5.55e-05 deg
tp 2458083.256514580025
(2017-Nov-25.75651458)
0.00032195 TDB
period 2091.484081418589
5.73
3.1709e-05
8.681e-08
d
yr
n .1721265790155205 2.6096e-09 deg/d
Q 3.383274870498017 3.4195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      16834 days (46.09 yr)  
   first obs. used      1973-09-29  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58023  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:14:11  

Additional Information
 Earth MOID = 2.01218 au 
 Jupiter MOID = 1.66517 au 
 T_jup = 3.180 
[ 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 14.7   n/a MPO453551  
diameter diameter 4.711 km 0.925 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.126   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109228 (2001 QN92)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QN92 = 2171 T-2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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