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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446998625457546 3.4303e-08  
a 2.693890086809914 1.2844e-08 au
q 2.304084561535149 9.2167e-08 au
i 14.06533279453034 4.8081e-06 deg
node 65.70607623195791 1.9935e-05 deg
peri 30.18359222367156 2.9644e-05 deg
M 141.3997853845367 2.0329e-05 deg
tp 2458366.171119996479
(2018-Sep-04.67112000)		 9.0781e-05 TDB
period 1614.984041031229
4.42		 1.155e-05
3.162e-08		 d
yr
n .2229124194751338 1.5942e-09 deg/d
Q 3.08369561208468 1.4703e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1488  
   data-arc span      13559 days (37.12 yr)  
   first obs. used      1982-12-13  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46231  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:52:02  

Additional Information
 Earth MOID = 1.33053 au 
 Jupiter MOID = 2.19458 au 
 T_jup = 3.313 
[ 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 13.7   n/a MPO279719  
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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