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JPL Small-Body Database Browser
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379736 (2011 GN57)
Classification: Main-belt Asteroid          SPK-ID: 2379736
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0692415993067963 7.7086e-08  
a 2.709217654627845 4.6137e-08 au
q 2.521627091351206 2.018e-07 au
i 12.38320531268947 6.7927e-06 deg
node 54.64035771813585 3.5373e-05 deg
peri 359.8294665174908 8.253e-05 deg
M 76.02814153809413 6.8018e-05 deg
tp 2458256.517660270247
(2018-May-18.01766027)
0.00031024 TDB
period 1628.786917547682
4.46
4.1606e-05
1.139e-07
d
yr
n .2210233862524017 5.6459e-09 deg/d
Q 2.896808217904485 4.9331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      6134 days (16.79 yr)  
   first obs. used      2002-04-13  
   last obs. used      2019-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60924  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:03:23  

Additional Information
 Earth MOID = 1.5326 au 
 Jupiter MOID = 2.43043 au 
 T_jup = 3.327 
[ 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 16.1   n/a MPO281815  

379736 (2011 GN57)          Discovered 2011-Jan-16 by Mt. Lemmon Survey at Mount Lemmon
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
1915-Aug-12 23:05 00:03 Psych 0.0280525306186497 0.0279929583361717 0.0281122722891648 4.62215331247611 4.62215321916426 2420722.461669199 2.57270939650231 4549.41762436601 211.570690430723 -49.2699074414189 15032.5281997401 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 14:03:25 2019-Jul-14 14:03
1963-Jan-12 17:31 00:04 Eunom 0.0304551746931976 0.0304190559073422 0.0304913000013336 6.4565351855222 6.45653511413288 2438042.229994644 4.05751931502962 1933.45119624282 135.530404372444 -21.4239848772334 12467.4617908237 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 14:03:25 2019-Jul-14 14:03
2040-Jul-09 03:34 < 00:01 Psych 0.0388007814395784 0.0387763835131126 0.038825180198225 4.58347269700869 4.58347262897594 2466344.648882421 0.765001171238171 1249.36722058103 216.690122100817 -13.5207425350418 7716.15023195087 T 16 CATAB v2.0e-lin.ifort 2019-Jul-14 14:03:25 2019-Jul-14 14:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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