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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484976534789971 5.7168e-08  
a 2.691801505923677 2.163e-08 AU
q 2.29207529866278 1.571e-07 AU
i 12.61439883894816 6.6317e-06 deg
node 140.58792352703 3.0042e-05 deg
peri 353.2337292858141 3.8101e-05 deg
M 85.45049485513752 2.2913e-05 deg
tp 2456617.609090237931
(2013-Nov-21.10909024)
0.00010229 JED
period 1613.106252316307
4.42
1.9443e-05
5.323e-08
d
yr
n .2231719079155916 2.6899e-09 deg/d
Q 3.091527713184573 2.4842e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      8140 days (22.29 yr)  
   first obs. used      1992-03-08  
   last obs. used      2014-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54061  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:22:42  

Additional Information
 Earth MOID = 1.30684 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 (399)
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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