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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485478922420621 5.7148e-08  
a 2.691613314757933 2.1735e-08 AU
q 2.291779830119972 1.5711e-07 AU
i 12.61447960293671 6.6323e-06 deg
node 140.5895843786198 3.0055e-05 deg
peri 353.1939327866752 3.8112e-05 deg
M 40.84363221884172 2.2874e-05 deg
tp 2456617.504974143072
(2013-Nov-21.00497414)
0.00010232 JED
period 1612.937090303727
4.42
1.9537e-05
5.349e-08
d
yr
n .2231953137938006 2.7035e-09 deg/d
Q 3.091446799395893 2.4964e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      826  
   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      .54139  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:30:46  

Additional Information
 Earth MOID = 1.30628 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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