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15386 Nicolini (1997 ST4)
Classification: Main-belt Asteroid          SPK-ID: 2015386
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336204596224792 3.6604e-08  
a 2.370307841269695 7.6435e-09 au
q 2.053586218072471 8.6319e-08 au
i 6.033133198672932 4.6119e-06 deg
node 196.3407305056104 3.2372e-05 deg
peri 129.6261647587055 3.6355e-05 deg
M 104.2047096643838 1.5205e-05 deg
tp 2458614.674965379678
(2019-May-11.17496538)
5.6351e-05 TDB
period 1332.924518581424
3.65
6.4474e-06
1.765e-08
d
yr
n .2700828103778397 1.3064e-09 deg/d
Q 2.687029464466918 8.6648e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1119  
   data-arc span      10190 days (27.90 yr)  
   first obs. used      1992-03-03  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52568  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:17:30  

Additional Information
 Earth MOID = 1.04855 au 
 Jupiter MOID = 2.63832 au 
 T_jup = 3.526 
[ 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 15.3   n/a MPO502287  

15386 Nicolini           Discovered 1997 Sept. 25 at Madonna di Dossobuono.
Martino Nicolini, a nuclear engineer, is very active in amateur astronomy. He measures positions of minor planets at the Cavezzo Observatory, near Modena, and has written software for processing CCD images.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1997 ST4 = 1992 EL29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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