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72416 (2001 CG31)
Classification: Main-belt Asteroid          SPK-ID: 2072416
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2118786866909484 3.3195e-08  
a 2.382576184203296 8.1463e-09 au
q 1.877759071353171 7.9831e-08 au
i 5.534494251444102 3.7992e-06 deg
node 81.65517126201976 4.4171e-05 deg
peri 357.5910367124181 4.5289e-05 deg
M 240.2202368777369 1.1176e-05 deg
tp 2459843.440355909735
(2022-Sep-20.94035591)
4.2992e-05 TDB
period 1343.28641110494
3.68
6.8893e-06
1.886e-08
d
yr
n .2679994355811852 1.3745e-09 deg/d
Q 2.887393297053421 9.8723e-09 au
  Orbit Determination Parameters
   # obs. used (total)      985  
   data-arc span      11410 days (31.24 yr)  
   first obs. used      1990-03-19  
   last obs. used      2021-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5452  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:33:26  

Additional Information
 Earth MOID = .893313 au 
 Jupiter MOID = 2.3694 au 
 T_jup = 3.500 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457488.5 (2016-Apr-10.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2126380913413818 3.3028e-08  
q 1.875254083673373 7.9284e-08 au
tp 2457160.288182128422
(2015-May-17.78818213)
3.6979e-05 TDB
node 81.68792857523485 4.4149e-05 deg
peri 357.8742177877277 4.526e-05 deg
i 5.536711234352327 3.8014e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      985  
   data-arc span      11410 days (31.24 yr)  
   first obs. used      1990-03-19  
   last obs. used      2021-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5452  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:33:26  

Additional Information
 Jupiter MOID = 2.3694 au 
 T_jup = 3.500 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.090857130922407E-15 -2.610038168113349E-15 -5.209823928731682E-13 1.513631288618876E-15 -1.551935097828884E-13 2.271036689629744E-16
q -2.610038168113349E-15 6.285948401375129E-15 1.299906794459158E-12 -3.766635572076739E-15 3.867330712894699E-13 -5.620708075286672E-16
tp -5.209823928731682E-13 1.299906794459158E-12 1.367474801264974E-9 -2.482915164543532E-12 3.900789038573294E-10 -9.573423790140519E-14
node 1.513631288618876E-15 -3.766635572076739E-15 -2.482915164543532E-12 1.949133955888855E-9 -1.940331996767401E-9 -7.108499111171108E-11
peri -1.551935097828884E-13 3.867330712894699E-13 3.900789038573294E-10 -1.940331996767401E-9 2.048483123509313E-9 7.072040610518993E-11
i 2.271036689629744E-16 -5.620708075286672E-16 -9.573423790140519E-14 -7.108499111171108E-11 7.072040610518993E-11 1.44505451650151E-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 15.73   n/a E2021B10  

72416 (2001 CG31)          Discovered 2001-Feb-03 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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