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187982 (2001 QR333)
Classification: Main-belt Asteroid          SPK-ID: 2187982
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1934168281880033 5.5779e-08  
a 2.589119299097958 2.1703e-08 au
q 2.088340056466085 1.3984e-07 au
i 13.71466331802552 4.9283e-06 deg
node 110.0982848960392 2.1631e-05 deg
peri 285.4076491527052 2.7447e-05 deg
M 216.3727163480077 2.4192e-05 deg
tp 2459807.601024778174
(2022-Aug-16.10102478)
0.00010776 TDB
period 1521.691167325164
4.17
1.9134e-05
5.239e-08
d
yr
n .2365788852102031 2.9747e-09 deg/d
Q 3.089898541729831 2.5901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      6873 days (18.82 yr)  
   first obs. used      2001-08-26  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57879  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:36  

Additional Information
 Earth MOID = 1.14336 au 
 Jupiter MOID = 2.43309 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457399.5 (2016-Jan-12.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1924287402318935 5.5766e-08  
q 2.092247228803323 1.3969e-07 au
tp 2456764.311712240343
(2014-Apr-16.81171224)
8.4077e-05 TDB
node 110.1284610621888 2.1629e-05 deg
peri 285.6501487603423 2.7488e-05 deg
i 13.71184688856548 4.9273e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      6873 days (18.82 yr)  
   first obs. used      2001-08-26  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57879  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:36  

Additional Information
 Jupiter MOID = 2.43309 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.109833994859532E-15 -7.734447392909983E-15 2.085450191982E-12 1.796793167567769E-14 3.200053276642824E-13 8.74431139373019E-15
q -7.734447392909983E-15 1.951212714076684E-14 -4.692731677902142E-12 -4.577349250638928E-14 -6.719207552967544E-13 -2.141013354301606E-14
tp 2.085450191982E-12 -4.692731677902142E-12 7.068994935321096E-9 2.575677445600376E-11 1.447680716928628E-9 3.417603202436542E-12
node 1.796793167567769E-14 -4.577349250638928E-14 2.575677445600376E-11 4.677937866364758E-10 -4.491416767369217E-10 2.979646850690499E-12
peri 3.200053276642824E-13 -6.719207552967544E-13 1.447680716928628E-9 -4.491416767369217E-10 7.555792865292052E-10 -2.473183049724562E-12
i 8.74431139373019E-15 -2.141013354301606E-14 3.417603202436542E-12 2.979646850690499E-12 -2.473183049724562E-12 2.427863371385258E-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 16.01   n/a E2021B55  

187982 (2001 QR333)          Discovered 2001-Aug-26 by NEAT at Palomar
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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