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19620 Auckland (1999 QG)
Classification: Main-belt Asteroid          SPK-ID: 2019620
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .143049118484953 3.2732e-08  
a 2.697480768037168 1.2009e-08 au
q 2.311608522039337 8.7815e-08 au
i 14.0434976303003 4.3402e-06 deg
node 65.6183820525162 1.5414e-05 deg
peri 30.38324243077768 2.2131e-05 deg
M 229.4098942869793 1.6523e-05 deg
tp 2459983.507614823949
(2023-Feb-08.00761482)
7.5929e-05 TDB
period 1618.214030709308
4.43
1.0806e-05
2.959e-08
d
yr
n .2224674815371624 1.4856e-09 deg/d
Q 3.083353014034998 1.3727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1736  
   data-arc span      14085 days (38.56 yr)  
   first obs. used      1982-12-13  
   last obs. used      2021-07-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45724  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:01:25  

Additional Information
 Earth MOID = 1.33816 au 
 Jupiter MOID = 2.19552 au 
 T_jup = 3.312 
[ 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 13.78   n/a MPCxxxxx  
diameter diameter 4.721 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.288   0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19620 Auckland           Discovered 1999 Aug. 18 at Auckland.
The largest city in New Zealand, Auckland is renowned for its beautiful harbors and its volcanic cones.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1999 QG = 1982 XK1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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