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379160 (2009 QA17)
Classification: Main-belt Asteroid          SPK-ID: 2379160
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2152665364283247 5.738e-08  
a 2.396168306721479 2.9446e-08 au
q 1.880353454634222 1.4738e-07 au
i 2.34021515351589 7.6788e-06 deg
node 177.7112767392765 0.00019724 deg
peri 152.4899024223381 0.0001985 deg
M 332.3799924747439 2.8736e-05 deg
tp 2459104.443107898238
(2020-Sep-11.94310790)
0.00010947 TDB
period 1354.797561483237
3.71
2.4973e-05
6.837e-08
d
yr
n .2657223560440061 4.8981e-09 deg/d
Q 2.911983158808735 3.5785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      7414 days (20.30 yr)  
   first obs. used      1998-10-18  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56927  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:25:30  

Additional Information
 Earth MOID = .869897 au 
 Jupiter MOID = 2.4514 au 
 T_jup = 3.496 
[ 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 17.5   n/a MPO471887  

379160 (2009 QA17)          Discovered 2009-Aug-17 by OAM at La Sagra
Reference: Last Updated: 2013-11-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1977-Jul-04 20:43 00:06 Europ 0.00431234805188408 0.00430048592355337 0.00432421630545288 3.91086881953348 3.91086818932435 2443329.363376894 5.51747391159688 645.900917138559 102.071722375553 24.0581297571329 2729.91037522967 T 12 CATAB v2.0e-lin.ifort 2019-Jul-14 12:25:32 2019-Jul-14 12:25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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