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(2020 GN)
Classification: Apollo [NEO]          SPK-ID: 54016445
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .300217244831873 0.00071176  
a 1.323383066934619 0.0011539 au
q .9260806487223537 0.00013451 au
i 6.065978036698175 0.01167 deg
node 191.5776678417507 0.0010007 deg
peri 54.70721250519889 0.00065734 deg
M 8.801651990832541 0.001157 deg
tp 2458986.904709897418
(2020-May-17.40470990)
0.016052 TDB
period 556.0665704605361
1.52
0.72725
0.001991
d
yr
n .6474044999717333 0.0008467 deg/d
Q 1.720685485146885 0.0015003 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      6 days  
   first obs. used      2020-03-29  
   last obs. used      2020-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .40836  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-06 15:07:53  

Additional Information
 Earth MOID = .0115466 au 
 Jupiter MOID = 3.30746 au 
 T_jup = 4.889 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.413   .33673 3 autocmod 2.8

[ 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
2017-Mar-13 19:58 3_14:40 Earth 0.373307178941479 0.299002073724433 0.447614248035195 18.5795674433016 18.5791832808572 2457826.331957572 5199.82451763625 3705590.13263626 31.7499038691731 0.7620770298801 20505.9852987622 T 3 CATAB v2.0f-lin.ifort 2020-Apr-06 15:08:37 2020-Apr-06 15:08
2020-Apr-05 14:43 < 00:01 Earth 0.0154031686760341 0.0153100860159178 0.0154962454959911 8.1912211231417 8.17007578886117 2458945.113244268 0.107678081013702 4617.28882280427 8.48637488193323 0.0698876070029647 299.619541430158 T 3 CATAB v2.0f-lin.ifort 2020-Apr-06 15:08:37 2020-Apr-06 15:08
2020-Sep-02 22:10 05:13 Earth 0.369452416565534 0.367187344209552 0.371717701726798 5.49001673537858 5.48870292664309 2459095.423366137 312.740576467374 113817.63489126 587.860842661314 -7.1366360388423 7833.24513122677 T 3 CATAB v2.0f-lin.ifort 2020-Apr-06 15:08:37 2020-Apr-06 15:08
2026-Aug-09 03:14 8_04:58 Earth 0.219905769557406 0.110382419172683 0.357979701870133 13.1242796818137 13.1233564398589 2461261.634624510 11817.5181515648 7364029.71342455 287.241230141645 -26.7902051653596 49287.0349486899 T 3 CATAB v2.0f-lin.ifort 2020-Apr-06 15:08:37 2020-Apr-06 15:08
2084-Mar-22 10:36 6_01:27 Earth 0.211658012538545 0.101766534278616 0.321556327523301 13.8941333431962 13.8932272761375 2482306.941506315 8726.80860495462 5480342.46010456 27.6347070102748 -0.817216709363954 13156.1735386303 T 3 CATAB v2.0f-lin.ifort 2020-Apr-06 15:08:37 2020-Apr-06 15:08
2125-Aug-23 09:22 7_05:43 Earth 0.457875966785607 0.327155585705497 0.591316703974008 20.4505560117291 20.4502714592266 2497434.889964147 10422.7477043419 6817740.12551382 479.354581493395 -14.3248181479888 31799.7134929702 T 3 CATAB v2.0f-lin.ifort 2020-Apr-06 15:08:37 2020-Apr-06 15:08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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