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JPL Small-Body Database Browser
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109407 (2001 QM182)
Classification: Main-belt Asteroid          SPK-ID: 2109407
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .213509150978126 4.6123e-08  
a 2.885923852242193 2.5344e-08 au
q 2.26975270076244 1.3387e-07 au
i 13.40622461514042 5.0499e-06 deg
node 197.4082526902195 1.948e-05 deg
peri 178.8835932925691 2.2261e-05 deg
M 242.401533533817 1.1603e-05 deg
tp 2459185.458270895527
(2020-Dec-01.95827090)
6.0824e-05 TDB
period 1790.71193571173
4.90
2.3588e-05
6.458e-08
d
yr
n .2010373599575722 2.6482e-09 deg/d
Q 3.502095003721946 3.0755e-08 au
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      13704 days (37.52 yr)  
   first obs. used      1981-11-02  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53304  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:46:31  

Additional Information
 Earth MOID = 1.2706 au 
 Jupiter MOID = 1.95832 au 
 T_jup = 3.218 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456712.5 (2014-Feb-24.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2164074998838998 4.6201e-08  
q 2.257274900160803 1.3427e-07 au
tp 2457397.916470597964
(2016-Jan-10.41647060)
5.351e-05 TDB
node 197.4599197214172 1.9448e-05 deg
peri 179.0216260022014 2.2137e-05 deg
i 13.42843556606207 5.0585e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      13704 days (37.52 yr)  
   first obs. used      1981-11-02  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53304  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:46:31  

Additional Information
 Jupiter MOID = 1.95832 au 
 T_jup = 3.218 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.134540839094704E-15 -6.133373669867066E-15 -7.385248221740077E-13 -6.095008996177733E-15 -8.859898959886918E-14 -1.717616657421963E-16
q -6.133373669867066E-15 1.802940623118792E-14 2.187827400265185E-12 1.630767774897541E-14 2.318202154716671E-13 8.209375513588817E-16
tp -7.385248221740077E-13 2.187827400265185E-12 2.863303195674294E-9 -2.377155751339645E-12 5.771677913181844E-10 4.38741548682637E-13
node -6.095008996177733E-15 1.630767774897541E-14 -2.377155751339645E-12 3.782129179815783E-10 -3.678339023934352E-10 -1.066553031788058E-11
peri -8.859898959886918E-14 2.318202154716671E-13 5.771677913181844E-10 -3.678339023934352E-10 4.900256515142477E-10 1.052005263020325E-11
i -1.717616657421963E-16 8.209375513588817E-16 4.38741548682637E-13 -1.066553031788058E-11 1.052005263020325E-11 2.558884551191174E-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 14.1   n/a MPO439734  
diameter diameter 4.230 km 0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.248   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109407 (2001 QM182)          Discovered 2001-Aug-29 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QM182 = 1981 VX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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