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30061 Vishnushankar (2000 EX61)
Classification: Main-belt Asteroid          SPK-ID: 2030061
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09015169421414468 2.9941e-08  
a 2.255206404249961 6.4417e-09 au
q 2.051895726104238 6.8551e-08 au
i 1.857465369205262 3.125e-06 deg
node 199.400428648513 0.00010522 deg
peri 102.7833605498119 0.00010675 deg
M 351.0222450362169 1.8955e-05 deg
tp 2459427.349144021243
(2021-Jul-31.84914402)
6.5157e-05 TDB
period 1237.023275022372
3.39
5.3001e-06
1.451e-08
d
yr
n .2910212016774619 1.2469e-09 deg/d
Q 2.458517082395685 7.0224e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1190  
   data-arc span      10312 days (28.23 yr)  
   first obs. used      1993-03-25  
   last obs. used      2021-06-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53476  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 06:24:00  

Additional Information
 Earth MOID = 1.03696 au 
 Jupiter MOID = 2.6878 au 
 T_jup = 3.618 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457303.5 (2015-Oct-08.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09041450555709767 2.9982e-08  
q 2.050935088477203 6.8632e-08 au
tp 2456952.739240395005
(2014-Oct-22.23924039)
6.3547e-05 TDB
node 199.4362766492267 0.00010531 deg
peri 102.5208061402708 0.00010682 deg
i 1.856062783763712 3.125e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1190  
   data-arc span      10312 days (28.23 yr)  
   first obs. used      1993-03-25  
   last obs. used      2021-06-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53476  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 06:24:00  

Additional Information
 Jupiter MOID = 2.6878 au 
 T_jup = 3.618 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.98902452385499E-16 -2.050167508727191E-15 1.328199104589659E-14 2.956681295254833E-15 -6.632102680201228E-15 2.1608767378789E-18
q -2.050167508727191E-15 4.710345152321124E-15 -1.562576961210498E-14 -6.644246020201664E-15 2.050483566008416E-14 -1.005318200408915E-18
tp 1.328199104589659E-14 -1.562576961210498E-14 4.038249493151574E-9 6.95001659513335E-12 1.147911775238671E-9 2.070698557151164E-14
node 2.956681295254833E-15 -6.644246020201664E-15 6.95001659513335E-12 1.109080079274743E-8 -1.108273219312117E-8 5.045280671996519E-12
peri -6.632102680201228E-15 2.050483566008416E-14 1.147911775238671E-9 -1.108273219312117E-8 1.14106822595684E-8 -5.031334887099E-12
i 2.1608767378789E-18 -1.005318200408915E-18 2.070698557151164E-14 5.045280671996519E-12 -5.031334887099E-12 9.765648704669245E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.98   n/a MPO614063  
diameter diameter 3.356 km 0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30061 Vishnushankar           Discovered 2000 Mar. 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Vishnu Shankar (b. 1996) is a finalist in the 2014 Intel Science Talent Search, a science competition for high school seniors, for his biochemistry project. He attends the Monta Vista High School, Cupertino, California.
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 2014-04-15Last Updated: 2014-04-17

Alternate Designations
 2000 EX61 = 1998 XV13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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