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423498 (2005 TG122)
Classification: Main-belt Asteroid          SPK-ID: 2423498
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .102729760315515 8.3302e-08  
a 2.709221164986545 4.8151e-08 au
q 2.430903524065757 2.1853e-07 au
i 4.825823033681316 1.0463e-05 deg
node 194.8470060418658 8.8216e-05 deg
peri 233.6388643635533 0.00010343 deg
M 61.73959375690669 5.3695e-05 deg
tp 2458721.164338744245
(2019-Aug-25.66433874)
0.0002405 TDB
period 1628.790083200413
4.46
4.3423e-05
1.189e-07
d
yr
n .2210229566799887 5.8924e-09 deg/d
Q 2.987538805907334 5.3098e-08 au
  Orbit Determination Parameters
   # obs. used (total)      73  
   data-arc span      4725 days (12.94 yr)  
   first obs. used      2005-10-07  
   last obs. used      2018-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65833  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:12:51  

Additional Information
 Earth MOID = 1.44845 au 
 Jupiter MOID = 2.28016 au 
 T_jup = 3.351 
[ 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 17.3   n/a MPO413486  
rotation period rot_per 5.61 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

423498 (2005 TG122)          Discovered 2005-Oct-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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