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91683 (1999 TZ123)
Classification: Main-belt Asteroid          SPK-ID: 2091683
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08112100598969076 3.7094e-08  
a 2.998760204031655 2.1189e-08 au
q 2.755497759558757 1.1642e-07 au
i 8.474946361284625 4.2076e-06 deg
node 194.8633353010418 2.9303e-05 deg
peri 217.9043170132859 4.0277e-05 deg
M 324.4998632518202 2.8712e-05 deg
tp 2459187.541751318632
(2020-Dec-04.04175132)
0.00015174 TDB
period 1896.754115409424
5.19
2.0104e-05
5.504e-08
d
yr
n .1897979274568713 2.0117e-09 deg/d
Q 3.242022648504553 2.2908e-08 au
  Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      8514 days (23.31 yr)  
   first obs. used      1997-04-06  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5396  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:18:58  

Additional Information
 Earth MOID = 1.77112 au 
 Jupiter MOID = 2.11754 au 
 T_jup = 3.232 
[ 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 14.6   n/a MPO449563  

91683 (1999 TZ123)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TZ123 = 1999 TX5 = 2001 BV80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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