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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1590887308349676 6.714e-08  
a 2.405719555244481 1.9954e-08 au
q 2.022996684455773 1.6915e-07 au
i 24.00382951061468 6.8635e-06 deg
node 230.7507655092764 1.2976e-05 deg
peri 161.8831690398809 2.1668e-05 deg
M 336.2711521579637 1.931e-05 deg
tp 2459290.333862960408
(2021-Mar-16.83386296)
7.3757e-05 TDB
period 1362.906066111442
3.73
1.6957e-05
4.643e-08
d
yr
n .2641414613606712 3.2864e-09 deg/d
Q 2.788442426033188 2.3129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      328  
   data-arc span      8072 days (22.10 yr)  
   first obs. used      1998-10-29  
   last obs. used      2020-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53564  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:24:11  

Additional Information
 Earth MOID = 1.03843 au 
 Jupiter MOID = 2.64055 au 
 T_jup = 3.389 
[ show covariance matrix ]

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 16.08   n/a E2021B55  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1926-Oct-01 10:38 00:01 Hebe 0.042717420494807 0.0427141748674223 0.0427206726609962 8.71346287499707 8.71346285829533 2424789.943091655 1.10508725367108 979.043812346864 81.829182947628 81.7614598590443 77283.1900995802 T 20 CATAB v2.0f-lin.ifort 2021-Feb-24 13:24:12 2021-Feb-24 13:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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