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JPL Small-Body Database Browser
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(2018 GY)
Classification: Aten [NEO]          SPK-ID: 3802409
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4070449683756544 4.8347e-07  
a .7658472040477523 6.521e-09 au
q .4541129530955516 3.7198e-07 au
i 8.73530198630705 4.7392e-05 deg
node 176.9639006741168 2.809e-05 deg
peri 204.81776191767 4.709e-05 deg
M 239.4163573310133 0.00017517 deg
tp 2459082.496916694064
(2020-Aug-20.99691669)
0.00011853 TDB
period 244.8001184613014
0.67
3.1266e-06
8.56e-09
d
yr
n 1.470587523661308 1.8782e-08 deg/d
Q 1.077581454999953 9.1753e-09 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      737 days (2.02 yr)  
   first obs. used      2018-03-18  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .6066  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-24 11:12:04  

Additional Information
 Earth MOID = .0087953 au 
 Jupiter MOID = 4.38015 au 
 T_jup = 7.487 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458361.5 (2018-Aug-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4067083945873532 4.8401e-07  
q .4546592090970494 3.722e-07 au
tp 2458347.684076161949
(2018-Aug-17.18407616)
0.00012274 TDB
node 177.0125735589843 2.7625e-05 deg
peri 204.9106060210367 4.7536e-05 deg
i 8.730882013955005 4.7274e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      737 days (2.02 yr)  
   first obs. used      2018-03-18  
   last obs. used      2020-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .6066  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-24 11:12:04  

Additional Information
 Jupiter MOID = 4.38015 au 
 T_jup = 7.487 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.342663066531764E-13 -1.801428952741752E-13 5.783114587190005E-11 1.104082374692246E-11 2.183404398435351E-11 2.204387532972946E-11
q -1.801428952741752E-13 1.385320089446224E-13 -4.45232102319859E-11 -8.513322612680862E-12 -1.679730294872195E-11 -1.696415453138664E-11
tp 5.783114587190005E-11 -4.45232102319859E-11 1.506619940677557E-8 3.007119505845496E-9 5.637131004254596E-9 5.53991259134671E-9
node 1.104082374692246E-11 -8.513322612680862E-12 3.007119505845496E-9 7.631515255701065E-10 9.75889914038905E-10 1.173031826255453E-9
peri 2.183404398435351E-11 -1.679730294872195E-11 5.637131004254596E-9 9.75889914038905E-10 2.259672958420792E-9 1.979323742604819E-9
i 2.204387532972946E-11 -1.696415453138664E-11 5.53991259134671E-9 1.173031826255453E-9 1.979323742604819E-9 2.234810400474959E-9

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 24.8   n/a MPO445225  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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