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17042 Madiraju (1999 FG30)
Classification: Main-belt Asteroid          SPK-ID: 2017042
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09349386036578038 3.2272e-08  
a 2.444013113658884 8.1687e-09 au
q 2.215512892878324 8.0257e-08 au
i 3.790799523890234 4.0521e-06 deg
node 32.78244059360281 4.7082e-05 deg
peri 111.3502524401257 5.1413e-05 deg
M 236.2733492239289 2.0328e-05 deg
tp 2459480.138991103239
(2021-Sep-22.63899110)
7.9277e-05 TDB
period 1395.576746918303
3.82
6.9967e-06
1.916e-08
d
yr
n .2579578663767135 1.2933e-09 deg/d
Q 2.672513334439444 8.9324e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1399  
   data-arc span      9418 days (25.79 yr)  
   first obs. used      1995-02-03  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51679  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:04:24  

Additional Information
 Earth MOID = 1.2309 au 
 Jupiter MOID = 2.32776 au 
 T_jup = 3.491 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457464.5 (2016-Mar-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09221592855081252 3.2283e-08  
q 2.219692419628823 8.0222e-08 au
tp 2458083.333575670864
(2017-Nov-25.83357567)
7.9543e-05 TDB
node 32.83332780805874 4.7013e-05 deg
peri 111.1331783318258 5.1494e-05 deg
i 3.793606138407787 4.0539e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1399  
   data-arc span      9418 days (25.79 yr)  
   first obs. used      1995-02-03  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51679  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:04:24  

Additional Information
 Jupiter MOID = 2.32776 au 
 T_jup = 3.491 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.042170302277303E-15 -2.578831196531349E-15 7.130235214447974E-13 -8.25712158006436E-15 2.224734756964589E-13 -1.123653511240495E-16
q -2.578831196531349E-15 6.435571695439288E-15 -1.669509804870553E-12 2.036319040138911E-14 -5.320758340983716E-13 3.432608087822384E-16
tp 7.130235214447974E-13 -1.669509804870553E-12 6.327124707826478E-9 -8.403195269064076E-12 1.675001710814746E-9 -1.40714822236986E-12
node -8.25712158006436E-15 2.036319040138911E-14 -8.403195269064076E-12 2.210253623521366E-9 -2.207575468831149E-9 -2.922721990902762E-11
peri 2.224734756964589E-13 -5.320758340983716E-13 1.675001710814746E-9 -2.207575468831149E-9 2.651633504695129E-9 2.880537422634864E-11
i -1.123653511240495E-16 3.432608087822384E-16 -1.40714822236986E-12 -2.922721990902762E-11 2.880537422634864E-11 1.643381198141566E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO395166  
diameter diameter 6.356 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17042 Madiraju           Discovered 1999 Mar. 19 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Anila Madiraju (b. 1985) was awarded first place in the 2003 Intel International Science and Engineering Fair for her medicine and health project; also the Intel Young Scientist Award, Intel Achievement Award and Seaborg SIYSS Award. She attends the Marianopolis College, Montreal, Quebec, Canada.
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 FG30 = 1995 FS2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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