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52159 (4178 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2052159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167038887367848 3.867e-08  
a 2.385116559652397 7.8541e-09 au
q 1.986709343285431 9.0546e-08 au
i 3.254724853923214 3.4501e-06 deg
node 59.15451166725929 6.2863e-05 deg
peri 157.31277555672 6.3538e-05 deg
M 205.4076847268976 9.2171e-06 deg
tp 2459974.261021767209
(2023-Jan-29.76102177)
3.4873e-05 TDB
period 1345.435363127549
3.68
6.6457e-06
1.819e-08
d
yr
n .2675713823688692 1.3216e-09 deg/d
Q 2.783523776019363 9.166e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1332  
   data-arc span      18191 days (49.80 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:43:20  

Additional Information
 Earth MOID = .980575 au 
 Jupiter MOID = 2.18263 au 
 T_jup = 3.514 
[ 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 15.59   n/a MPCxxxxx  

52159 (4178 T-1)          Discovered 1971-Mar-26 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
 4178 T-1 = 1997 JB12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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