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19720 (1999 VP10)
Classification: Main-belt Asteroid          SPK-ID: 2019720
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .201331684180964 2.1659e-08  
a 2.798150961053684 1.3319e-08 au
q 2.234794515472163 6.4154e-08 au
i 9.308297826216233 1.1079e-06 deg
node 113.263820797279 4.3554e-06 deg
peri 184.3249811432444 4.1278e-06 deg
M 294.8011022233854 6.1784e-06 deg
tp 2459510.129899323646
(2021-Oct-22.62989932)
3.0472e-05 TDB
period 1709.641843002031
4.68
1.2206e-05
3.342e-08
d
yr
n .2105704194557271 1.5034e-09 deg/d
Q 3.361507406635205 1.6e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2239  
   data-arc span      25935 days (71.01 yr)  
   first obs. used      1950-03-17  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46189  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:57:58  

Additional Information
 Earth MOID = 1.21707 au 
 Jupiter MOID = 1.86359 au 
 T_jup = 3.277 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457117.5 (2015-Apr-05.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2005229123081463 2.1729e-08  
q 2.241119879850681 6.4349e-08 au
tp 2457796.572430370556
(2017-Feb-12.07243037)
2.5886e-05 TDB
node 113.3536124647219 4.3477e-06 deg
peri 183.5370785385756 4.0871e-06 deg
i 9.314683929355443 1.1088e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2239  
   data-arc span      25935 days (71.01 yr)  
   first obs. used      1950-03-17  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46189  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:57:58  

Additional Information
 Jupiter MOID = 1.86359 au 
 T_jup = 3.277 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.721666579217952E-16 -1.380076064375559E-15 -3.083952820325653E-13 1.53075542707375E-14 -3.858802022721099E-14 4.582723691763173E-15
q -1.380076064375559E-15 4.140788189872511E-15 9.08862451863757E-13 -4.112290629629022E-14 1.028705768110491E-13 -1.242423035688441E-14
tp -3.083952820325653E-13 9.08862451863757E-13 6.700749923365691E-10 3.864251367842517E-11 5.337170946951992E-11 4.911429102819586E-12
node 1.53075542707375E-14 -4.112290629629022E-14 3.864251367842517E-11 1.890271706363479E-11 -1.038103839269171E-11 3.705131121924285E-12
peri -3.858802022721099E-14 1.028705768110491E-13 5.337170946951992E-11 -1.038103839269171E-11 1.670443747754151E-11 -2.789949542459601E-12
i 4.582723691763173E-15 -1.242423035688441E-14 4.911429102819586E-12 3.705131121924285E-12 -2.789949542459601E-12 1.229371315804888E-12

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 13.19   n/a MPCxxxxx  
diameter diameter 13.761 km 0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19720 (1999 VP10)          Discovered 1999-Nov-09 by Kobayashi, T. at Oizumi
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

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