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(2020 GW1)
Classification: Apollo [NEO]          SPK-ID: 54016481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458943.5 (2020-Apr-04.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6095449457595757 0.0016454  
a 2.26715358824867 0.0089836 au
q .885221577271007 0.00022266 au
i 7.770784370093526 0.015379 deg
node 193.7308358169107 0.0027101 deg
peri 49.84847421991117 0.0071831 deg
M 349.2502250130843 0.069527 deg
tp 2458980.732029790029
(2020-May-11.23202979)
0.01951 TDB
period 1246.866166103454
3.41
7.411
0.02029
d
yr
n .2887238500704736 0.0017161 deg/d
Q 3.649085599226333 0.014459 au
  Orbit Determination Parameters
   # obs. used (total)      26  
   data-arc span      5 days  
   first obs. used      2020-04-02  
   last obs. used      2020-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .45842  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:23:21  

Additional Information
 Earth MOID = .00837533 au 
 Jupiter MOID = 1.4337 au 
 T_jup = 3.332 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 2.707283742800426E-6 -3.663622058813309E-7 -3.210085159594012E-5 -4.459078315053005E-6 1.181187985886619E-5 2.530400000373078E-5
q -3.663622058813309E-7 4.95790682010908E-8 4.343879171671931E-6 6.034434314055252E-7 -1.598712624071334E-6 -3.424348698433891E-6
tp -3.210085159594012E-5 4.343879171671931E-6 .0003806468412513773 5.286963872639365E-5 -.0001400210182664985 -.000300022880414704
node -4.459078315053005E-6 6.034434314055252E-7 5.286963872639365E-5 7.344907356194828E-6 -1.945965300256624E-5 -4.167903173847262E-5
peri 1.181187985886619E-5 -1.598712624071334E-6 -.0001400210182664985 -1.945965300256624E-5 5.159643217667064E-5 .0001104224295201637
i 2.530400000373078E-5 -3.424348698433891E-6 -.000300022880414704 -4.167903173847262E-5 .0001104224295201637 .0002365164293204511

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 25.8   .51011 E2020G77 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
2020-Apr-08 02:36 < 00:01 Earth 0.01512547430789 0.0150211583374039 0.0152297873844551 13.2524482907871 13.2391491003763 2458947.608355750 0.0608246257335056 5191.26024670375 5.26229367972802 0.0307934609499316 306.657926466588 T 4 CATAB v2.0g-lin.ifort 2021-Apr-15 22:23:21 2021-Apr-15 22:23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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