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173678 (2001 OM29)
Classification: Main-belt Asteroid          SPK-ID: 2173678
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2283514122430591 4.7613e-08  
a 2.802968568605548 1.7227e-08 au
q 2.162906737491565 1.3611e-07 au
i 13.88711242081943 5.2421e-06 deg
node 111.3990497313317 1.8501e-05 deg
peri 215.6071104422898 2.1515e-05 deg
M 354.662032495026 1.1388e-05 deg
tp 2459025.915531334566
(2020-Jun-25.41553133)
5.435e-05 TDB
period 1714.059006900659
4.69
1.5802e-05
4.326e-08
d
yr
n .2100277753278446 1.9363e-09 deg/d
Q 3.443030399719531 2.1161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      7008 days (19.19 yr)  
   first obs. used      2001-05-24  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51674  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 13:05:29  

Additional Information
 Earth MOID = 1.16551 au 
 Jupiter MOID = 1.92905 au 
 T_jup = 3.244 
[ 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 15.1   n/a MPO436862  
rotation period rot_per 1.50 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

173678 (2001 OM29)          Discovered 2001-Jul-18 by NEAT at Palomar
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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