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4296 van Woerkom (1935 SA2)
Classification: Main-belt Asteroid          SPK-ID: 2004296
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .16536834959471 1.8945e-08  
a 2.249162031467807 5.197e-09 au
q 1.87722181835289 4.3594e-08 au
i 6.140644013826993 6.527e-07 deg
node 13.02797486123388 4.1242e-06 deg
peri 27.19917301317269 5.9305e-06 deg
M 76.1681339054099 5.463e-06 deg
tp 2458939.824414912748
(2020-Mar-31.32441491)
1.8288e-05 TDB
period 1232.05342995472
3.37
4.2702e-06
1.169e-08
d
yr
n .2921951201525657 1.0127e-09 deg/d
Q 2.621102244582723 6.0564e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2647  
   data-arc span      31210 days (85.45 yr)  
   first obs. used      1935-09-28  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:10:28  

Additional Information
 Earth MOID = .885988 au 
 Jupiter MOID = 2.80222 au 
 T_jup = 3.603 
[ 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 13.2   n/a MPO296169  
rotation period rot_per 2.80868 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Odden, C.E.; Pravec, P.; Pilcher, F.; Klinglesmith, D.A.; Benishek, V. (2017) CBET 4342.]
[Odden, C.E.; Caso, M.; Dettorre, C.; Dial, P.J. (2017) Minor Planet Bull. 44, 242-243.]

4296 van Woerkom (1935 SA2)          Discovered 1935-Sep-28 by van Gent, H. at Johannesburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1935 SA2 = 1972 TE5 = 1979 WB3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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