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180189 (2003 QN72)
Classification: Main-belt Asteroid          SPK-ID: 2180189
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2234573930328193 4.1518e-08  
a 2.380137482290472 1.2341e-08 au
q 1.848278165438145 9.8256e-08 au
i 3.163411807606403 3.7742e-06 deg
node 93.60350466257327 7.9864e-05 deg
peri 221.5856910156715 8.0288e-05 deg
M 270.3266323264933 1.0175e-05 deg
tp 2459534.589226889456
(2021-Nov-16.08922689)
3.9676e-05 TDB
period 1341.224544148994
3.67
1.0431e-05
2.856e-08
d
yr
n .2684114316058985 2.0876e-09 deg/d
Q 2.911996799142799 1.5099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      6947 days (19.02 yr)  
   first obs. used      2002-03-12  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56832  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:08:25  

Additional Information
 Earth MOID = .833966 au 
 Jupiter MOID = 2.38416 au 
 T_jup = 3.503 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457145.5 (2015-May-03.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2244481886812789 4.1643e-08  
q 1.845566886925691 9.8668e-08 au
tp 2456850.514329845187
(2014-Jul-12.01432985)
2.8891e-05 TDB
node 93.67455892418754 7.9868e-05 deg
peri 221.3235415119548 8.0283e-05 deg
i 3.164071851754276 3.7759e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      6947 days (19.02 yr)  
   first obs. used      2002-03-12  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56832  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:08:25  

Additional Information
 Jupiter MOID = 2.38416 au 
 T_jup = 3.503 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.734165798679044E-15 -4.089903277389241E-15 3.028146077018902E-13 2.283856217616518E-14 3.465027556083912E-14 -3.04566273213269E-15
q -4.089903277389241E-15 9.735440785780008E-15 -6.564090463529256E-13 -5.406989769569045E-14 -6.143631748391039E-14 7.252976895875841E-15
tp 3.028146077018902E-13 -6.564090463529256E-13 8.346768408881884E-10 9.7874618400195E-12 2.521872268726103E-10 -9.746460198876761E-13
node 2.283856217616518E-14 -5.406989769569045E-14 9.7874618400195E-12 6.3788617646297E-9 -6.36651814399213E-9 8.680444171371561E-11
peri 3.465027556083912E-14 -6.143631748391039E-14 2.521872268726103E-10 -6.36651814399213E-9 6.445318509350062E-9 -8.691379896318619E-11
i -3.04566273213269E-15 7.252976895875841E-15 -9.746460198876761E-13 8.680444171371561E-11 -8.691379896318619E-11 1.425769891908811E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.04   n/a E2021B55  

180189 (2003 QN72)          Discovered 2003-Aug-23 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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