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15416 (1998 DZ2)
Classification: Main-belt Asteroid          SPK-ID: 2015416
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446400151114082 3.6868e-08  
a 2.569888914429517 1.1054e-08 au
q 2.198180143011791 9.4749e-08 au
i 15.8608042846751 3.6588e-06 deg
node 85.71971326593035 1.487e-05 deg
peri 276.6070081963465 2.0574e-05 deg
M 206.947239602701 1.7377e-05 deg
tp 2459640.247532310525
(2022-Mar-01.74753231)
7.4614e-05 TDB
period 1504.769407843058
4.12
9.7092e-06
2.658e-08
d
yr
n .2392393134281121 1.5436e-09 deg/d
Q 2.941597685847242 1.2653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2242  
   data-arc span      14651 days (40.11 yr)  
   first obs. used      1980-06-23  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4272  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:59:11  

Additional Information
 Earth MOID = 1.2633 au 
 Jupiter MOID = 2.61882 au 
 T_jup = 3.363 
[ 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 12.4   n/a MPO384888  
diameter diameter 8.616 km 0.553 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.314   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

15416 (1998 DZ2)          Discovered 1998-Feb-21 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 DZ2 = 1982 BJ11 = 1989 WJ6 = 1999 CS127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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