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30159 Behari (2000 GR55)
Classification: Main-belt Asteroid          SPK-ID: 2030159
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1518834916561594 5.1308e-08  
a 2.542771163319848 9.1913e-09 au
q 2.156566200552235 1.3316e-07 au
i 3.119032017006496 3.36e-06 deg
node 54.60398557029213 9.7238e-05 deg
peri 259.3633183570968 9.818e-05 deg
M 354.2982372715948 1.3505e-05 deg
tp 2459419.956649757938
(2021-Jul-24.45664976)
5.5538e-05 TDB
period 1481.014611637434
4.05
8.0301e-06
2.199e-08
d
yr
n .2430766024664525 1.318e-09 deg/d
Q 2.928976126087461 1.0587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1017  
   data-arc span      11141 days (30.50 yr)  
   first obs. used      1991-02-07  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61543  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 23:40:33  

Additional Information
 Earth MOID = 1.14472 au 
 Jupiter MOID = 2.33989 au 
 T_jup = 3.426 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457275.5 (2015-Sep-10.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508202230943134 5.1163e-08  
q 2.160392388264502 1.3225e-07 au
tp 2457937.777019911276
(2017-Jul-03.27701991)
5.7911e-05 TDB
node 54.68439640648645 9.7276e-05 deg
peri 258.8515698321169 9.8232e-05 deg
i 3.118172815890513 3.3561e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1017  
   data-arc span      11141 days (30.50 yr)  
   first obs. used      1991-02-07  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61543  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 23:40:33  

Additional Information
 Jupiter MOID = 2.33989 au 
 T_jup = 3.426 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.617661751758795E-15 -6.75560601231576E-15 1.974797799574704E-12 6.730623042509809E-14 4.922266600030584E-13 -4.245938627310851E-15
q -6.75560601231576E-15 1.749021642728346E-14 -5.125087080842916E-12 -1.714667764237957E-13 -1.286360692558848E-12 1.091741831935829E-14
tp 1.974797799574704E-12 -5.125087080842916E-12 3.353719358230523E-9 7.60954887562748E-11 8.368065400162091E-10 -3.83870027052498E-12
node 6.730623042509809E-14 -1.714667764237957E-13 7.60954887562748E-11 9.462553595691598E-9 -9.427904892233889E-9 -1.400423443214022E-10
peri 4.922266600030584E-13 -1.286360692558848E-12 8.368065400162091E-10 -9.427904892233889E-9 9.649556854194523E-9 1.3877534299413E-10
i -4.245938627310851E-15 1.091741831935829E-14 -3.83870027052498E-12 -1.400423443214022E-10 1.3877534299413E-10 1.126373372881533E-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 15.57   n/a MPO636504  

30159 Behari           Discovered 2000 Apr. 5 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Nikhil Behari (b. 2000) is a finalist in the 2014 Broadcom MASTERS, a math and science competition for middle school students, for his mathematics and computer science project. He attends the Ingomar Middle School, Pittsburgh, Pennsylvania.
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 2015-01-05Last Updated: 2015-01-07

Alternate Designations
 2000 GR55 = 1993 TO25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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