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18752 (1999 GZ16)
Classification: Main-belt Asteroid          SPK-ID: 2018752
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355694591333963 3.338e-08  
a 2.188606871072436 5.4144e-09 au
q 1.891898621305511 7.197e-08 au
i 3.664833071248561 3.7585e-06 deg
node 111.5484168684311 4.778e-05 deg
peri 164.58001205 4.9586e-05 deg
M 240.8521977723341 1.3668e-05 deg
tp 2459787.911516252933
(2022-Jul-27.41151625)
4.5281e-05 TDB
period 1182.63319353395
3.24
4.3886e-06
1.202e-08
d
yr
n .3044054589100839 1.1296e-09 deg/d
Q 2.48531512083936 6.1484e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1648  
   data-arc span      13879 days (38.00 yr)  
   first obs. used      1983-05-07  
   last obs. used      2021-05-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5072  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:08:33  

Additional Information
 Earth MOID = .875606 au 
 Jupiter MOID = 2.61173 au 
 T_jup = 3.660 
[ 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 15.25   n/a MPCxxxxx  

18752 (1999 GZ16)          Discovered 1999-Apr-15 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 GZ16 = 1993 NR2 = 1993 OF12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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