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233912 (2009 NC)
Classification: Main-belt Asteroid          SPK-ID: 2233912
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1592649266350262 6.7456e-08  
a 2.406573573104584 2.0426e-08 au
q 2.023290809542289 1.6968e-07 au
i 24.00390505335842 6.9872e-06 deg
node 230.7676737024605 1.3019e-05 deg
peri 161.7685616561516 2.1782e-05 deg
M 283.5578911630112 1.9273e-05 deg
tp 2459290.052487816763
(2021-Mar-16.55248782)
7.518e-05 TDB
period 1363.631867303949
3.73
1.7361e-05
4.753e-08
d
yr
n .2640008704928258 3.3611e-09 deg/d
Q 2.789856336666878 2.3679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      8053 days (22.05 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:04:51  

Additional Information
 Earth MOID = 1.03974 au 
 Jupiter MOID = 2.63846 au 
 T_jup = 3.389 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457472.5 (2016-Mar-25.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1604626165124799 6.7578e-08  
q 2.0190842350824 1.701e-07 au
tp 2457927.643116720158
(2017-Jun-23.14311672)
6.5526e-05 TDB
node 230.7998981645375 1.3008e-05 deg
peri 161.9386807465184 2.1646e-05 deg
i 24.02418214146671 6.9916e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      8053 days (22.05 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:04:51  

Additional Information
 Jupiter MOID = 2.63846 au 
 T_jup = 3.389 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.566837008935295E-15 -1.14460882016747E-14 -4.467550307603622E-13 -1.28439573917453E-14 -1.887471863937542E-14 2.408785545957729E-15
q -1.14460882016747E-14 2.893272588425193E-14 1.548133662849444E-12 3.335288127074699E-14 1.292854011102412E-13 -4.290935165177164E-15
tp -4.467550307603622E-13 1.548133662849444E-12 4.293715367088466E-9 -1.158873624378271E-11 1.139717566641911E-9 1.13745842078216E-11
node -1.28439573917453E-14 3.335288127074699E-14 -1.158873624378271E-11 1.692098557829425E-10 -1.577396735372446E-10 -8.727205127859302E-12
peri -1.887471863937542E-14 1.292854011102412E-13 1.139717566641911E-9 -1.577396735372446E-10 4.685286682815464E-10 1.132085452325639E-11
i 2.408785545957729E-15 -4.290935165177164E-15 1.13745842078216E-11 -8.727205127859302E-12 1.132085452325639E-11 4.888224392755219E-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 15.9   n/a MPO433528  

233912 (2009 NC)          Discovered 2009-Jul-03 by La Sagra at La Sagra
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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