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(2018 VP1)
Classification: Apollo [NEO]          SPK-ID: 3835977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .438839022801963 0.023218  
a 1.620423210520502 0.08593 au
q .9093182722900656 0.010597 au
i 3.187061709059708 0.16949 deg
node 39.7561696381888 0.035926 deg
peri 316.5912803356552 3.7595 deg
M 131.2005475836167 11.569 deg
tp 2459121.916613704480
(2020-Sep-29.41661370)
2.3716 TDB
period 753.4268788275314
2.06
59.93
0.1641
d
yr
n .4778167730891485 0.038007 deg/d
Q 2.331528148750939 0.12364 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      13 days  
   first obs. used      2018-11-03  
   last obs. used      2018-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .5331  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:47:38  

Additional Information
 Earth MOID = 7.77446E-5 au 
 Jupiter MOID = 3.11908 au 
 T_jup = 4.212 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458430.5 (2018-Nov-08.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4301550880926734 0.0002796  
q .905201356178394 4.751e-05 au
tp 2458390.235849084595
(2018-Sep-28.73584908)
0.0032193 TDB
node 39.83353375125786 5.3027e-05 deg
peri 315.1271313083441 0.0021461 deg
i 3.24456136598534 0.0016699 deg
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      13 days  
   first obs. used      2018-11-03  
   last obs. used      2018-11-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .5331  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:47:38  

Additional Information
 Jupiter MOID = 3.11908 au 
 T_jup = 4.212 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.817336711059905E-8 -1.328348822986861E-8 9.000580000170527E-7 -1.424995586441685E-8 -5.998244979580087E-7 4.668827684638765E-7
q -1.328348822986861E-8 2.257219594938022E-9 -1.529353054355055E-7 2.419099268740397E-9 1.019359588349592E-7 -7.93349502697501E-8
tp 9.000580000170527E-7 -1.529353054355055E-7 1.036369752546978E-5 -1.643235569738396E-7 -6.904626173309308E-6 5.375430652503943E-6
node -1.424995586441685E-8 2.419099268740397E-9 -1.643235569738396E-7 2.811830036913979E-9 1.08673272004597E-7 -8.503735747859756E-8
peri -5.998244979580087E-7 1.019359588349592E-7 -6.904626173309308E-6 1.08673272004597E-7 4.605655343344737E-6 -3.582592909447577E-6
i 4.668827684638765E-7 -7.93349502697501E-8 5.375430652503943E-6 -8.503735747859756E-8 -3.582592909447577E-6 2.788459536549767E-6

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 30.9   .36679 E2018W27 autocmod 2.6q

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