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14071 Gadabird (1996 JK13)
Classification: Main-belt Asteroid          SPK-ID: 2014071
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 63 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0527078247215779 2.9429e-08  
a 2.857937722923164 1.1781e-08 au
q 2.707302042358144 8.6864e-08 au
i 3.051456500643234 3.2017e-06 deg
node 120.9854064416394 7.9701e-05 deg
peri 186.7431825030157 9.1157e-05 deg
M 353.756974267307 4.5695e-05 deg
tp 2459427.103436199486
(2021-Jul-31.60343620)
0.00022403 TDB
period 1764.727153713435
4.83
1.0911e-05
2.987e-08
d
yr
n .2039975410603664 1.2613e-09 deg/d
Q 3.008573403488183 1.2402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1562  
   data-arc span      9168 days (25.10 yr)  
   first obs. used      1996-05-11  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50064  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 03:25:28  

Additional Information
 Earth MOID = 1.69187 au 
 Jupiter MOID = 2.11932 au 
 T_jup = 3.299 
[ 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 14.09   n/a E2021B10  
diameter diameter 5.461 km 0.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.904 h n/a LCDB (Rev. 2020-October); 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:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.163   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14071 Gadabird           Discovered 1996 May 11 by Spacewatch at Kitt Peak.
Bonnie Bird (b. 1947) and Andreas Gada (b. 1952) are amateur astronomers in Toronto who were married in 1982. It is because of their hard work and leadership that the annual "Starfest" event has become such a tremendous success since it was first held in 1982.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030614/MPCPages.arcLast Updated: 2005-04-26

Alternate Designations
 1996 JK13 = 1998 YR18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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