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18245 (3061 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2018245
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0143471377591906 4.0194e-08  
a 3.08597485748038 1.9404e-08 au
q 3.04169995107871 1.2648e-07 au
i 16.75613639938284 4.5134e-06 deg
node 171.1729923606463 1.4971e-05 deg
peri 183.0696785096037 0.00015276 deg
M 299.5283685125274 0.00015281 deg
tp 2459729.110677563184
(2022-May-29.61067756)
0.00084122 TDB
period 1980.099444605723
5.42
1.8676e-05
5.113e-08
d
yr
n .1818090505407334 1.7148e-09 deg/d
Q 3.130249763882049 1.9682e-08 au
  Orbit Determination Parameters
   # obs. used (total)      977  
   data-arc span      17382 days (47.59 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58276  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:59:22  

Additional Information
 Earth MOID = 2.03506 au 
 Jupiter MOID = 1.91878 au 
 T_jup = 3.161 
[ 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 14.37   n/a E2021B10  

18245 (3061 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3061 T-2 = 1998 FO59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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