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243591 Ignacostantino (1998 RG3)
Classification: Main-belt Asteroid          SPK-ID: 2243591
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3466886736152781 5.5406e-08  
a 2.682602360939319 7.249e-09 au
q 1.752574506588053 1.4749e-07 au
i 8.097741921778072 6.238e-06 deg
node 229.5039392711602 2.8051e-05 deg
peri 132.1397922312374 3.0859e-05 deg
M 341.3520282599557 7.2569e-06 deg
tp 2459083.630804262273
(2020-Aug-22.13080426)
3.2414e-05 TDB
period 1604.844213172697
4.39
6.505e-06
1.781e-08
d
yr
n .2243208387736887 9.0925e-10 deg/d
Q 3.612630215290586 9.7622e-09 au
  Orbit Determination Parameters
   # obs. used (total)      677  
   data-arc span      8078 days (22.12 yr)  
   first obs. used      1998-09-15  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:55:33  

Additional Information
 Earth MOID = .762889 au 
 Jupiter MOID = 1.92805 au 
 T_jup = 3.273 
[ 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 15.9   n/a MPO437136  

243591 Ignacostantino           Discovered 1998 Sept. 15 by V. S. Casulli at Colleverde.
Ignazio Costantino (b. 1960) is a very enthusiastic Italian amateur astronomer. He is an electrionic engineer and a sailor.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-10-05Last Updated: 2017-10-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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