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JPL Small-Body Database Browser
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487984 (2015 TZ321)
Classification: Main-belt Asteroid          SPK-ID: 2487984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1510363671002561 8.805e-08  
a 3.095247337688237 6.985e-08 au
q 2.627752424527066 2.5482e-07 au
i 14.77668410712033 7.7723e-06 deg
node 267.8889813928503 3.4821e-05 deg
peri 221.9799375395491 4.2494e-05 deg
M 161.6185578554782 2.7136e-05 deg
tp 2457707.543729400632
(2016-Nov-15.04372940)
0.00013824 TDB
period 1989.03060193886
5.45
6.7329e-05
1.843e-07
d
yr
n .1809926904337623 6.1267e-09 deg/d
Q 3.562742250849408 8.04e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      7170 days (19.63 yr)  
   first obs. used      2000-01-05  
   last obs. used      2019-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53931  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:53  

Additional Information
 Earth MOID = 1.6633 au 
 Jupiter MOID = 1.68515 au 
 T_jup = 3.155 
[ 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 15.7   n/a MPO399194  

487984 (2015 TZ321)          Discovered 2010-Dec-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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