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15711 (1989 GZ1)
Classification: Main-belt Asteroid          SPK-ID: 2015711
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05821060619560454 3.5477e-08  
a 2.287959524322993 8.2685e-09 au
q 2.154776013461144 8.2738e-08 au
i 2.051808815402442 3.4469e-06 deg
node 253.6963828169766 0.0001169 deg
peri 48.45513191558371 0.00012175 deg
M 266.9632703065886 3.5409e-05 deg
tp 2459327.180241625138
(2021-Apr-22.68024163)
0.00012474 TDB
period 1264.069441956946
3.46
6.8523e-06
1.876e-08
d
yr
n .2847944804698961 1.5438e-09 deg/d
Q 2.421143035184841 8.7498e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1289  
   data-arc span      11373 days (31.14 yr)  
   first obs. used      1989-04-03  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51397  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:31:50  

Additional Information
 Earth MOID = 1.1399 au 
 Jupiter MOID = 2.6805 au 
 T_jup = 3.597 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO309276  
diameter diameter 2.522 km 0.489 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.211   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15711 (1989 GZ1)          Discovered 1989-Apr-03 by Elst, E. W. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 GZ1 = 1990 TD11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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