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192173 (2007 EF42)
Classification: Main-belt Asteroid          SPK-ID: 2192173
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1747300565316053 4.6465e-08  
a 2.694120298358278 2.2858e-08 au
q 2.223376506323191 1.2954e-07 au
i .6359238008383373 7.7408e-06 deg
node 21.93572824729199 0.00046617 deg
peri 227.6561600888799 0.00046676 deg
M 350.7770606916829 2.3791e-05 deg
tp 2459241.880025398616
(2021-Jan-27.38002540)
0.00010696 TDB
period 1615.19106279578
4.42
2.0556e-05
5.628e-08
d
yr
n .22288384841411 2.8366e-09 deg/d
Q 3.164864090393365 2.6852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      224  
   data-arc span      5662 days (15.50 yr)  
   first obs. used      2004-09-23  
   last obs. used      2020-03-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54387  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:02  

Additional Information
 Earth MOID = 1.20787 au 
 Jupiter MOID = 1.8713 au 
 T_jup = 3.348 
[ 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 17.02   n/a E2021B55  

192173 (2007 EF42)          Discovered 2007-Mar-09 by Spacewatch at Kitt Peak
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 2007 EF42 = 2004 TW315 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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