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7470 Jabberwock (1991 JA)
Classification: Main-belt Asteroid          SPK-ID: 2007470
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06668362906142489 1.3186e-08  
a 2.288653192388683 6.6627e-09 au
q 2.13603749185719 3.0303e-08 au
i 7.781198640767202 3.8353e-07 deg
node 58.65867430120573 4.2988e-06 deg
peri 158.8155000268047 1.582e-05 deg
M 260.4932224619987 1.4542e-05 deg
tp 2459746.057455587428
(2022-Jun-15.55745559)
5.1624e-05 TDB
period 1264.644350113901
3.46
5.5225e-06
1.512e-08
d
yr
n .2846650127109463 1.2431e-09 deg/d
Q 2.441268892920176 7.107e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2252  
   data-arc span      13538 days (37.07 yr)  
   first obs. used      1984-04-07  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 15:28:57  

Additional Information
 Earth MOID = 1.12972 au 
 Jupiter MOID = 2.52689 au 
 T_jup = 3.585 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.26   n/a MPCxxxxx  

7470 Jabberwock           Discovered 1991 May 2 by T. Urata at the Nihondaira Observatory.
The Jabberwock is a mythical creature that is the subject of the classic nonsense poem `Jabberwocky' in Lewis Carroll's delightful tale Through the Looking Glass and what Alice found there. The citation was prepared by D. J. Asher.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010109/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1991 JA = 1984 GT = 1984 HQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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