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13548 (1992 ER1)
Classification: Main-belt Asteroid          SPK-ID: 2013548
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1481842574384115 5.6501e-08  
a 2.692859322909395 2.1392e-08 au
q 2.293819963757962 1.5492e-07 au
i 12.61359599352133 6.5362e-06 deg
node 140.5861512692381 2.9408e-05 deg
peri 353.3625765870262 3.7213e-05 deg
M 219.1624401891916 2.2827e-05 deg
tp 2458231.944110669068
(2018-Apr-23.44411067)
0.00010413 JED
period 1614.057217025277
4.42
1.9233e-05
5.266e-08
d
yr
n .2230404202544216 2.6578e-09 deg/d
Q 3.091898682060827 2.4562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      868  
   data-arc span      8556 days (23.43 yr)  
   first obs. used      1992-03-08  
   last obs. used      2015-08-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53004  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:39:00  

Additional Information
 Earth MOID = 1.30694 au 
 Jupiter MOID = 1.95178 au 
 T_jup = 3.321 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO250346  

13548 (1992 ER1)          Discovered 1992-Mar-08 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

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