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102388 (1999 TG155)
Classification: Main-belt Asteroid          SPK-ID: 2102388
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1838245194004033 3.2316e-08  
a 2.426259895165516 8.5139e-09 au
q 1.980253835996242 7.8884e-08 au
i 9.0111741817084 5.0031e-06 deg
node 179.3680091638053 2.3739e-05 deg
peri 274.4550935796651 2.8042e-05 deg
M 169.5503022807418 1.5164e-05 deg
tp 2458550.369600224422
(2019-Mar-07.86960022)
5.6973e-05 TDB
period 1380.398269840136
3.78
7.2658e-06
1.989e-08
d
yr
n .2607942996347652 1.3727e-09 deg/d
Q 2.87226595433479 1.0079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      908  
   data-arc span      9033 days (24.73 yr)  
   first obs. used      1995-09-20  
   last obs. used      2020-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52266  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:55:03  

Additional Information
 Earth MOID = 1.02043 au 
 Jupiter MOID = 2.37194 au 
 T_jup = 3.470 
[ 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 15.79   n/a E2021B55  
rotation period rot_per 9.21058 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.]

102388 (1999 TG155)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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