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385494 (2004 CO51)
Classification: Inner Main-belt Asteroid          SPK-ID: 2385494
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05902616719882427 6.7694e-08  
a 1.880854461606053 1.0403e-08 au
q 1.76983483167864 1.2617e-07 au
i 18.94303523453725 7.5017e-06 deg
node 315.2784379196336 1.5811e-05 deg
peri 212.6723817362102 4.7656e-05 deg
M 244.44227638129 4.76e-05 deg
tp 2459698.931965265348
(2022-Apr-29.43196527)
0.00012516 TDB
period 942.174214635508
2.58
7.8167e-06
2.14e-08
d
yr
n .3820949399886416 3.17e-09 deg/d
Q 1.991874091533467 1.1017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      5459 days (14.95 yr)  
   first obs. used      2004-01-24  
   last obs. used      2019-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57432  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:35  

Additional Information
 Earth MOID = .794021 au 
 Jupiter MOID = 3.03955 au 
 T_jup = 3.902 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457203.5 (2015-Jun-30.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05858757458605189 6.7655e-08  
q 1.770938682529804 1.2613e-07 au
tp 2456871.193734515311
(2014-Aug-01.69373452)
0.0001226 TDB
node 315.312587763999 1.5811e-05 deg
peri 212.3821428476439 4.7958e-05 deg
i 18.9421636409145 7.5007e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      5459 days (14.95 yr)  
   first obs. used      2004-01-24  
   last obs. used      2019-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57432  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:35  

Additional Information
 Jupiter MOID = 3.03955 au 
 T_jup = 3.902 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.577214301874615E-15 -8.508529431642198E-15 -1.909791760056377E-12 2.898640340304617E-14 -7.643788691511937E-13 6.861028358493632E-15
q -8.508529431642198E-15 1.59092356701925E-14 3.656664110360639E-12 -5.278428861825374E-14 1.463405767580298E-12 -1.000966113391576E-14
tp -1.909791760056377E-12 3.656664110360639E-12 1.502979746330742E-8 4.198499478484263E-11 5.564169637735014E-9 4.034818363157162E-11
node 2.898640340304617E-14 -5.278428861825374E-14 4.198499478484263E-11 2.499869474796801E-10 -2.200783478229321E-10 2.515700493840688E-11
peri -7.643788691511937E-13 1.463405767580298E-12 5.564169637735014E-9 -2.200783478229321E-10 2.299951915125599E-9 -9.391761618263686E-12
i 6.861028358493632E-15 -1.000966113391576E-14 4.034818363157162E-11 2.515700493840688E-11 -9.391761618263686E-12 5.626100184358109E-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 18.0   n/a MPO455756  

385494 (2004 CO51)          Discovered 2004-Feb-11 by NEAT at Palomar
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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