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146373 (2001 QM3)
Classification: Main-belt Asteroid          SPK-ID: 2146373
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09222460854080329 4.8608e-08  
a 2.608216557756842 2.0491e-08 au
q 2.367674806728076 1.2921e-07 au
i 14.47234513681999 6.0251e-06 deg
node 137.9976612359956 2.2452e-05 deg
peri 163.7590970103799 4.0961e-05 deg
M 182.8469231628085 3.4933e-05 deg
tp 2459757.611943372413
(2022-Jun-27.11194337)
0.00014974 TDB
period 1538.55809043926
4.21
1.8131e-05
4.964e-08
d
yr
n .2339853153657784 2.7574e-09 deg/d
Q 2.848758308785608 2.2381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      6777 days (18.55 yr)  
   first obs. used      2001-07-27  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:28:21  

Additional Information
 Earth MOID = 1.35573 au 
 Jupiter MOID = 2.42624 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456878.5 (2014-Aug-09.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09371749622446972 4.8718e-08  
q 2.362953221591123 1.2968e-07 au
tp 2456679.624299602607
(2014-Jan-22.12429960)
0.00014851 TDB
node 138.0718773472046 2.2426e-05 deg
peri 163.3778353845398 4.0462e-05 deg
i 14.48305261862393 6.0301e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      6777 days (18.55 yr)  
   first obs. used      2001-07-27  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:28:21  

Additional Information
 Jupiter MOID = 2.42624 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.373402692046572E-15 -6.253152871537311E-15 1.709266282785847E-12 7.881738349024041E-15 3.979016731621797E-13 -4.033321643529434E-16
q -6.253152871537311E-15 1.681583732547559E-14 -4.90018945153723E-12 -2.121569444172298E-14 -1.129834562724446E-12 2.663911293670416E-15
tp 1.709266282785847E-12 -4.90018945153723E-12 2.205374302970481E-8 2.023942613160305E-11 5.035335303739658E-9 1.709784169106483E-11
node 7.881738349024041E-15 -2.121569444172298E-14 2.023942613160305E-11 5.029199765776171E-10 -4.81919222066604E-10 3.097926574817272E-11
peri 3.979016731621797E-13 -1.129834562724446E-12 5.035335303739658E-9 -4.81919222066604E-10 1.637182908194817E-9 -2.611286237352303E-11
i -4.033321643529434E-16 2.663911293670416E-15 1.709784169106483E-11 3.097926574817272E-11 -2.611286237352303E-11 3.636179342506648E-11

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 15.6   n/a MPO264276  
diameter diameter 2.729 km 0.469 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 17.2279 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.164   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146373 (2001 QM3)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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