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90379 (2003 WO56)
Classification: Main-belt Asteroid          SPK-ID: 2090379
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089351319009927 5.0288e-08  
a 3.149096966577411 2.3751e-08 au
q 2.806049673154285 1.5567e-07 au
i 15.43529648750739 5.2629e-06 deg
node 142.403331868814 1.6566e-05 deg
peri 192.5628584413897 2.9646e-05 deg
M 221.6206171356996 2.8936e-05 deg
tp 2460181.096499004461
(2023-Aug-24.59649900)
0.000169 TDB
period 2041.162012686461
5.59
2.3092e-05
6.322e-08
d
yr
n .1763701253317901 1.9953e-09 deg/d
Q 3.492144260000538 2.6338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      9451 days (25.88 yr)  
   first obs. used      1995-07-22  
   last obs. used      2021-06-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:14  

Additional Information
 Earth MOID = 1.79651 au 
 Jupiter MOID = 1.877 au 
 T_jup = 3.143 
[ 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 14.29   n/a MPO637230  
rotation period rot_per 2.71229 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

90379 (2003 WO56)          Discovered 2003-Nov-20 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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