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48407 (1981 QL2)
Classification: Main-belt Asteroid          SPK-ID: 2048407
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 .1902887399898935 5.3575e-08  
a 2.265778142619839 8.6654e-09 au
q 1.834626074764068 1.2296e-07 au
i 5.773515771382219 6.5445e-06 deg
node 358.493340102897 3.9297e-05 deg
peri 6.307240243776729 4.155e-05 deg
M 65.19387658055611 1.3009e-05 deg
tp 2457374.905344591727
(2015-Dec-18.40534459)
4.4382e-05 JED
period 1245.731657736707
3.41
7.1464e-06
1.957e-08
d
yr
n .2889867956427002 1.6578e-09 deg/d
Q 2.696930210475609 1.0314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      12557 days (34.38 yr)  
   first obs. used      1981-08-27  
   last obs. used      2016-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50572  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 22:59:43  

Additional Information
 Earth MOID = .831541 au 
 Jupiter MOID = 2.753 au 
 T_jup = 3.586 
[ 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 15.0 mag n/a MPO302335  

48407 (1981 QL2)          Discovered 1981-Aug-27 by Debehogne, H. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1981 QL2 = 1997 EA53 = 1998 QC16 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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