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52168 (1305 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2052168
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1318891613393723 3.9478e-08  
a 2.35140712255606 7.5461e-09 au
q 2.041282009194715 9.2881e-08 au
i 6.874989701159464 4.3881e-06 deg
node .226185620191054 2.7533e-05 deg
peri 354.4410153666074 3.0619e-05 deg
M 41.62659227228903 1.2982e-05 deg
tp 2459048.214508500108
(2020-Jul-17.71450850)
4.7528e-05 TDB
period 1317.013330837964
3.61
6.3398e-06
1.736e-08
d
yr
n .2733457525224487 1.3158e-09 deg/d
Q 2.661532235917405 8.5413e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1133  
   data-arc span      17301 days (47.37 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49364  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:43:23  

Additional Information
 Earth MOID = 1.03498 au 
 Jupiter MOID = 2.76673 au 
 T_jup = 3.536 
[ 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 15.57   n/a E2021B10  

52168 (1305 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1305 T-2 = 1999 YV14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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