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15394 (1997 TQ25)
Classification: Main-belt Asteroid          SPK-ID: 2015394
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1488194415658073 4.3152e-08  
a 2.669204254475516 1.2031e-08 au
q 2.271974767899393 1.1776e-07 au
i 8.408538309740324 4.134e-06 deg
node 248.7622830797499 3.2239e-05 deg
peri 84.04603127337155 3.5029e-05 deg
M 131.5490651608387 1.4e-05 deg
tp 2458418.455211677705
(2018-Oct-26.95521168)
6.1037e-05 TDB
period 1592.836281579322
4.36
1.0769e-05
2.948e-08
d
yr
n .226011928635286 1.528e-09 deg/d
Q 3.066433741051639 1.3821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1248  
   data-arc span      10040 days (27.49 yr)  
   first obs. used      1992-08-06  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4897  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:17:31  

Additional Information
 Earth MOID = 1.28053 au 
 Jupiter MOID = 2.3245 au 
 T_jup = 3.351 
[ 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 14.4   n/a MPO452388  

15394 (1997 TQ25)          Discovered 1997-Oct-12 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 TQ25 = 1992 PZ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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