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194386 (2001 VG5)
Classification: Apollo [NEO]          SPK-ID: 2194386
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 227 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6113446644905219 1.574e-08  
a 2.305863739165726 3.0576e-09 au
q .896186245184595 3.6542e-08 au
i 13.65419568609704 6.3941e-06 deg
node 248.5858269286036 1.0957e-05 deg
peri 280.0330721093455 1.2632e-05 deg
M 127.752540569091 3.5462e-06 deg
tp 2458746.646246575830
(2019-Sep-20.14624658)
1.2076e-05 TDB
period 1278.936219231884
3.50
2.5438e-06
6.965e-09
d
yr
n .281483935310091 5.5988e-10 deg/d
Q 3.715541233146858 4.9269e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1050  
   data-arc span      12043 days (32.97 yr)  
   first obs. used      1987-10-02  
   last obs. used      2020-09-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43814  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:24:12  

Additional Information
 Earth MOID = .119471 au 
 Jupiter MOID = 1.66414 au 
 T_jup = 3.280 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456732.5 (2014-Mar-16.0) TDB
Reference: JPL 227 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6107779807820468 1.5831e-08  
q .8975795671279987 3.6609e-08 au
tp 2456188.336145189948
(2012-Sep-17.83614519)
9.9294e-06 TDB
node 248.7488763064352 1.094e-05 deg
peri 279.8828856039647 1.2627e-05 deg
i 13.65744669336704 6.3985e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1050  
   data-arc span      12043 days (32.97 yr)  
   first obs. used      1987-10-02  
   last obs. used      2020-09-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43814  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:24:12  

Additional Information
 Jupiter MOID = 1.66414 au 
 T_jup = 3.280 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.506357408600169E-16 -5.79341205569402E-16 6.849127655472021E-14 -1.260299500959241E-14 4.842656807650222E-14 4.779475251421117E-15
q -5.79341205569402E-16 1.340241037927945E-15 -1.554115373658437E-13 2.787735911132161E-14 -1.096369681535155E-13 -1.281676346533076E-14
tp 6.849127655472021E-14 -1.554115373658437E-13 9.859208946457348E-11 -1.413769004943844E-11 6.616470307065957E-11 3.771615233480632E-12
node -1.260299500959241E-14 2.787735911132161E-14 -1.413769004943844E-11 1.196813552557754E-10 -1.23060301533915E-10 9.959672761296536E-12
peri 4.842656807650222E-14 -1.096369681535155E-13 6.616470307065957E-11 -1.23060301533915E-10 1.594298164396159E-10 -9.630012683953327E-12
i 4.779475251421117E-15 -1.281676346533076E-14 3.771615233480632E-12 9.959672761296536E-12 -9.630012683953327E-12 4.094027008069159E-11

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 16.9   n/a MPO418042  
diameter diameter 0.916 km 0.521 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 6.38 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Polishook, D. (2009) Minor Planet Bull. 36, 104-107.]
[Koehn, B.W.; Bowell, E.L.G.; Skiff, B.A.; Sanborn, J.J.; et al. (2014) Minor Planet Bull. 41, 286-300.]
[Warner, B.D. (2016) Minor Planet Bull. 43, 143-154.]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46, 458-503.]
geometric albedo albedo 0.353   0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
SMASSII spectral type spec_B Sq   n/a Binzel et al. (2004) Icarus 170, 259-294  

194386 (2001 VG5)          Discovered 2001-Nov-10 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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