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30550 (2001 OH47)
Classification: Main-belt Asteroid          SPK-ID: 2030550
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2605464585960243 4.1115e-08  
a 3.180565084491496 2.0302e-08 au
q 2.351880115393072 1.2627e-07 au
i 9.479790389726006 4.8984e-06 deg
node 132.6334035468344 2.7358e-05 deg
peri 160.7965984616912 2.8767e-05 deg
M 170.9073182185079 1.0386e-05 deg
tp 2458216.912465190977
(2018-Apr-08.41246519)
5.5114e-05 TDB
period 2071.833530724156
5.67
1.9837e-05
5.431e-08
d
yr
n .173759133956178 1.6637e-09 deg/d
Q 4.009250053589921 2.5591e-08 au
  Orbit Determination Parameters
   # obs. used (total)      869  
   data-arc span      9856 days (26.98 yr)  
   first obs. used      1994-02-15  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53173  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:37:25  

Additional Information
 Earth MOID = 1.33633 au 
 Jupiter MOID = 1.25842 au 
 T_jup = 3.125 
[ 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 14.49   n/a MPCxxxxx  
rotation period rot_per 11.6468 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.]

30550 (2001 OH47)          Discovered 2001-Jul-16 by LONEOS at Anderson Mesa
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 OH47 = 1999 AJ28 = 2000 EM134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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