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48059 (2001 ET7)
Classification: Main-belt Asteroid          SPK-ID: 2048059
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1854880366899129 3.237e-08  
a 2.438222163887718 9.0716e-09 au
q 1.985961121694354 8.0236e-08 au
i 2.976279806660764 3.7985e-06 deg
node 39.6432661303288 8.1208e-05 deg
peri 233.1160535585474 8.1966e-05 deg
M 299.1267070683773 1.2553e-05 deg
tp 2459235.643313505837
(2021-Jan-21.14331351)
4.8918e-05 TDB
period 1390.619576916729
3.81
7.7608e-06
2.125e-08
d
yr
n .2588774140503539 1.4448e-09 deg/d
Q 2.890483206081082 1.0754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      800  
   data-arc span      10418 days (28.52 yr)  
   first obs. used      1991-11-12  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56526  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:39:11  

Additional Information
 Earth MOID = .971485 au 
 Jupiter MOID = 2.22287 au 
 T_jup = 3.478 
[ 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 15.9   n/a MPO319658  

48059 (2001 ET7)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 ET7 = 1998 QK23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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