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JPL Small-Body Database Browser
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11007 Granahan (1980 VA3)
Classification: Main-belt Asteroid          SPK-ID: 2011007
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1362039101857483 4.7782e-08  
a 2.235095193233515 8.7183e-09 au
q 1.930666488277739 1.0514e-07 au
i 3.196640902928292 5.1958e-06 deg
node 349.386568146528 6.8819e-05 deg
peri 41.76191389347075 7.1073e-05 deg
M 309.759205808797 1.9684e-05 deg
tp 2459170.832083576660
(2020-Nov-17.33208358)
6.7231e-05 TDB
period 1220.513152205192
3.34
7.1412e-06
1.955e-08
d
yr
n .2949579030341142 1.7258e-09 deg/d
Q 2.53952389818929 9.9058e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1562  
   data-arc span      23961 days (65.60 yr)  
   first obs. used      1953-10-01  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49211  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:52:44  

Additional Information
 Earth MOID = .937316 au 
 Jupiter MOID = 2.88771 au 
 T_jup = 3.625 
[ show covariance matrix ]

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 14.2   n/a MPO473916  
diameter diameter 3.586 km 0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.344   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11007 Granahan           Discovered 1980 Nov. 1 by S. J. Bus at Palomar.
James C. Granahan (b. 1965) is a scientist at Leidos Inc. whose research includes spectroscopic analysis of asteroids Gaspra and Ida using data from the Galileo spacecraft mission.
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: 2017-04-19

[ show close-approach data ]
Alternate Designations
 1980 VA3 = 1980 TV12 = 1990 VF7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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