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58087 (2156 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2058087
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162839001650482 4.2226e-08  
a 2.532588612471595 1.2483e-08 au
q 2.120184411225341 1.0367e-07 au
i 12.61404183663852 3.7909e-06 deg
node 213.411554202193 2.2347e-05 deg
peri 242.6193983020822 2.6604e-05 deg
M 148.8528942356094 1.6492e-05 deg
tp 2458391.804369655113
(2018-Sep-30.30436965)
6.5468e-05 TDB
period 1472.12741847876
4.03
1.0884e-05
2.98e-08
d
yr
n .2445440492997612 1.808e-09 deg/d
Q 2.944992813717849 1.4515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      942  
   data-arc span      15651 days (42.85 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-08-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:52:23  

Additional Information
 Earth MOID = 1.16835 au 
 Jupiter MOID = 2.38792 au 
 T_jup = 3.398 
[ 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 15.0   n/a MPO474462  

58087 (2156 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2156 T-3 = 2001 QD188 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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