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17961 Mariagorodnitsky (1999 JB37)
Classification: Main-belt Asteroid          SPK-ID: 2017961
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1475924603018591 3.6168e-08  
a 2.336796364002812 7.6663e-09 au
q 1.991902839415199 8.3984e-08 au
i 7.12604131693508 3.5781e-06 deg
node 50.30680217769962 2.9443e-05 deg
peri 318.2308571664714 3.1212e-05 deg
M 193.1384458235463 1.1165e-05 deg
tp 2459605.260632784497
(2022-Jan-25.76063278)
4.1452e-05 TDB
period 1304.757281429787
3.57
6.4207e-06
1.758e-08
d
yr
n .2759133864388192 1.3578e-09 deg/d
Q 2.681689888590426 8.7978e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1492  
   data-arc span      16249 days (44.49 yr)  
   first obs. used      1975-11-02  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:43:10  

Additional Information
 Earth MOID = .998383 au 
 Jupiter MOID = 2.78989 au 
 T_jup = 3.542 
[ 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 14.4   n/a MPO467901  

17961 Mariagorodnitsky           Discovered 1999 May 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Maria Gorodnitsky (b. 1985) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for her microbiology project. She attends the Yorktown High School, Yorktown Heights, New York, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040614/MPCPages.arcLast Updated: 2009-12-11

Alternate Designations
 1999 JB37 = 1975 VT4 = 2000 QZ123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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