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17316 (1198 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2017316
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1075435150984273 3.7707e-08  
a 3.093367171806693 1.716e-08 au
q 2.760695592660521 1.1162e-07 au
i 4.060008715488615 3.5942e-06 deg
node 313.9721396540922 6.4272e-05 deg
peri 194.8432172680934 6.752e-05 deg
M 81.96592094583019 1.9835e-05 deg
tp 2458748.043889938732
(2019-Sep-21.54388994)
0.00010947 TDB
period 1987.218562818365
5.44
1.6536e-05
4.527e-08
d
yr
n .1811577280605871 1.5075e-09 deg/d
Q 3.426038750952866 1.9006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1393  
   data-arc span      18003 days (49.29 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54293  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:21:42  

Additional Information
 Earth MOID = 1.77221 au 
 Jupiter MOID = 1.58605 au 
 T_jup = 3.211 
[ 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 13.92   n/a E2021B10  

17316 (1198 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1198 T-1 = 1990 TM9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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