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47000 (1998 TH32)
Classification: Main-belt Asteroid          SPK-ID: 2047000
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .128432682344442 5.1161e-08  
a 2.786009534467915 1.9717e-08 au
q 2.42819485691901 1.3901e-07 au
i 11.92224532788888 5.9754e-06 deg
node 218.8351080041557 1.9004e-05 deg
peri 212.6057056237015 2.6766e-05 deg
M 247.1996633542691 2.1819e-05 deg
tp 2459732.706555147637
(2022-Jun-02.20655515)
0.00010591 TDB
period 1698.526489817888
4.65
1.8031e-05
4.937e-08
d
yr
n .211948416558754 2.25e-09 deg/d
Q 3.143824212016819 2.2249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      7951 days (21.77 yr)  
   first obs. used      1998-10-11  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57187  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:54:36  

Additional Information
 Earth MOID = 1.44975 au 
 Jupiter MOID = 2.22028 au 
 T_jup = 3.288 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.62   n/a E2021B10  
rotation period rot_per 8.17347 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.]

47000 (1998 TH32)          Discovered 1998-Oct-11 by LONEOS at Anderson Mesa
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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