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172433 (2003 QN22)
Classification: Main-belt Asteroid          SPK-ID: 2172433
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517520347770784 4.9526e-08  
a 2.331376162793921 1.3853e-08 au
q 1.977585086259166 1.1469e-07 au
i 3.734425525361945 5.9254e-06 deg
node 224.9369267532513 8.2889e-05 deg
peri 118.1408952417599 8.5392e-05 deg
M 252.3328169463369 2.3716e-05 deg
tp 2459389.364058234596
(2021-Jun-23.86405823)
8.7799e-05 TDB
period 1300.220336355234
3.56
1.1589e-05
3.173e-08
d
yr
n .2768761493218516 2.4678e-09 deg/d
Q 2.685167239328676 1.5955e-08 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      5637 days (15.43 yr)  
   first obs. used      2003-08-20  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54994  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:39:01  

Additional Information
 Earth MOID = .973192 au 
 Jupiter MOID = 2.7143 au 
 T_jup = 3.552 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456529.5 (2013-Aug-25.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516068982929487 4.9511e-08  
q 1.978458938136124 1.1472e-07 au
tp 2456786.077083989598
(2014-May-08.57708399)
7.5276e-05 TDB
node 225.0785915931341 8.3046e-05 deg
peri 117.5109514995825 8.5532e-05 deg
i 3.72970256640832 5.9207e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      5637 days (15.43 yr)  
   first obs. used      2003-08-20  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54994  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:39:01  

Additional Information
 Jupiter MOID = 2.7143 au 
 T_jup = 3.552 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.451337958891969E-15 -5.64963161419286E-15 4.270992233473895E-13 5.59681432964869E-15 6.970824264393056E-14 -1.229490642053272E-15
q -5.64963161419286E-15 1.315977423465078E-14 -6.060590613660687E-13 -1.250920103610907E-14 -6.897645328252068E-14 2.870801900297958E-15
tp 4.270992233473895E-13 -6.060590613660687E-13 5.666542239770433E-9 1.374262113778396E-11 1.561912005929232E-9 -5.809298541557411E-13
node 5.59681432964869E-15 -1.250920103610907E-14 1.374262113778396E-11 6.89668485600281E-9 -6.877539824328892E-9 -5.973191365361047E-12
peri 6.970824264393056E-14 -6.897645328252068E-14 1.561912005929232E-9 -6.877539824328892E-9 7.315767386819991E-9 5.782112984905591E-12
i -1.229490642053272E-15 2.870801900297958E-15 -5.809298541557411E-13 -5.973191365361047E-12 5.782112984905591E-12 3.50543003171607E-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 16.9   n/a MPO417927  

172433 (2003 QN22)          Discovered 2003-Aug-20 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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