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17899 Mariacristina (1999 FD19)
Classification: Main-belt Asteroid          SPK-ID: 2017899
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1070844130421701 3.0154e-08  
a 2.280419918879655 8.3361e-09 au
q 2.036222490376753 6.8329e-08 au
i 4.434892315543557 4.1935e-06 deg
node 349.0492161820563 4.2303e-05 deg
peri 82.35983797174477 4.7369e-05 deg
M 271.9385655673298 2.2546e-05 deg
tp 2459704.183296699032
(2022-May-04.68329670)
7.9611e-05 TDB
period 1257.826283721744
3.44
6.897e-06
1.888e-08
d
yr
n .2862080437171395 1.5694e-09 deg/d
Q 2.524617347382556 9.2287e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1556  
   data-arc span      11254 days (30.81 yr)  
   first obs. used      1990-09-14  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54505  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 13:59:29  

Additional Information
 Earth MOID = 1.05602 au 
 Jupiter MOID = 2.69289 au 
 T_jup = 3.594 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.72   n/a E2021B10  

17899 Mariacristina           Discovered 1999 Mar. 22 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Maria Cristina De Sanctis (b. 1967), of the Instituto di Astrofisica Spaziale e Fisica Cosmica, Rome, models the physical properties of cometary nuclei. She is a participant in several space missions to small solar-system bodies.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

Alternate Designations
 1999 FD19 = 1990 RV11 = 1992 GP5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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