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379695 (2011 FW74)
Classification: Main-belt Asteroid          SPK-ID: 2379695
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296946277177169 7.0787e-08  
a 2.38209945739766 1.949e-08 au
q 2.073153955083895 1.7909e-07 au
i 3.22306693061596 6.7991e-06 deg
node 1.657811462983334 9.3782e-05 deg
peri 103.2658125460901 9.7755e-05 deg
M 344.6860612815762 2.5488e-05 deg
tp 2459453.624533466836
(2021-Aug-27.12453347)
9.5126e-05 TDB
period 1342.883266427081
3.68
1.6481e-05
4.512e-08
d
yr
n .2680798912312219 3.2901e-09 deg/d
Q 2.691044959711425 2.2018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      9036 days (24.74 yr)  
   first obs. used      1996-01-25  
   last obs. used      2020-10-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40736  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:44:05  

Additional Information
 Earth MOID = 1.09307 au 
 Jupiter MOID = 2.42413 au 
 T_jup = 3.524 
[ 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 18.0   n/a MPO434349  

379695 (2011 FW74)          Discovered 2007-Jan-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

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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
2105-Mar-22 07:39 00:13 Amphi 0.0272149809351057 0.0271811141219762 0.0272488477122854 1.69796172084735 1.69796159644255 2489975.818887270 12.864482256128 1684.95677336604 104.899695641593 -0.045977012381116 2409.63627189671 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 10:44:06 2021-Apr-14 10:44
2170-Jan-08 15:07 00:02 Thisb 0.0435469802745948 0.0434889135558177 0.0436050469899997 5.50626019600489 5.50626016756944 2513644.130165961 2.30018403137805 2894.82389459978 133.542317481965 0.207291460974673 2256.57065589644 T 14 CATAB v2.0f-lin.ifort 2021-Apr-14 10:44:06 2021-Apr-14 10:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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