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344084 (1998 TZ27)
Classification: Main-belt Asteroid          SPK-ID: 2344084
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2071205487474474 6.7967e-08  
a 2.744361486027873 2.401e-08 au
q 2.17594782908042 1.9251e-07 au
i 3.274039503422915 7.5637e-06 deg
node 187.9685241366855 0.00011725 deg
peri 176.7283030770863 0.00011851 deg
M 275.5449183364041 1.8994e-05 deg
tp 2459390.068368109001
(2021-Jun-24.56836811)
9.0786e-05 TDB
period 1660.582285360486
4.55
2.1792e-05
5.966e-08
d
yr
n .2167914250162254 2.845e-09 deg/d
Q 3.312775142975326 2.8983e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      7516 days (20.58 yr)  
   first obs. used      1998-09-25  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50197  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:19:21  

Additional Information
 Earth MOID = 1.17406 au 
 Jupiter MOID = 2.14951 au 
 T_jup = 3.315 
[ 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 16.7   n/a MPO434163  

344084 (1998 TZ27)          Discovered 1998-Oct-15 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 1998 TZ27 = 2008 YM140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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