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398188 Agni (2010 LE15)
Classification: Aten [NEO, PHA]          SPK-ID: 2398188
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 99 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2734539646399491 3.7332e-08  
a .864331206447996 9.5853e-10 au
q .6279764112827612 3.1948e-08 au
i 13.2491076039105 3.4402e-06 deg
node 134.217510230253 3.9902e-06 deg
peri 328.6274322035409 1.2425e-05 deg
M 320.2036580313306 1.6488e-05 deg
tp 2459032.945866000780
(2020-Jul-02.44586600)
1.3413e-05 TDB
period 293.5071713243577
0.80
4.8824e-07
1.337e-09
d
yr
n 1.226545840006616 2.0403e-09 deg/d
Q 1.100686001613231 1.2206e-09 au
  Orbit Determination Parameters
   # obs. used (total)      398  
   # delay obs. used      7  
   # Doppler obs. used      6  
   data-arc span      6249 days (17.11 yr)  
   first obs. used      2001-07-02  
   last obs. used      2018-08-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .33358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-21 06:18:04  

Additional Information
 Earth MOID = .0228739 au 
 Jupiter MOID = 4.00988 au 
 T_jup = 6.783 
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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 19.4   n/a E2018P06  
diameter diameter 0.462 km 0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 21.99 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2015) Minor Planet Bull. 42, 41-53.]
geometric albedo albedo 0.137   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

398188 Agni           Discovered 2010 June 3 by WISE.
Agni is the Vedic god of fire. He represents the vital spark of life, and the fire and brilliance of the Sun, lightning, and comets. Often said to be the link between heaven and Earth, he rides a chariot that is sometimes drawn by parrots.
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 2017-03-12Last Updated: 2017-03-14

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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