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192851 (1999 VL175)
Classification: Main-belt Asteroid          SPK-ID: 2192851
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2269299409584257 4.6246e-08  
a 2.713397755213224 2.0859e-08 au
q 2.097646562825963 1.3452e-07 au
i 14.64767725329534 5.496e-06 deg
node 30.85549436100685 1.7258e-05 deg
peri 245.0880949053381 2.3423e-05 deg
M 41.29325537067314 1.8586e-05 deg
tp 2459209.239904656093
(2020-Dec-25.73990466)
8.3707e-05 TDB
period 1632.557998120059
4.47
1.8825e-05
5.154e-08
d
yr
n .2205128396139991 2.5428e-09 deg/d
Q 3.329148947600487 2.5593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      449  
   data-arc span      7537 days (20.64 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55664  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:55:29  

Additional Information
 Earth MOID = 1.12942 au 
 Jupiter MOID = 1.94641 au 
 T_jup = 3.279 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457807.5 (2017-Feb-23.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2257581939819551 4.6405e-08  
q 2.100853038955514 1.3448e-07 au
tp 2457576.327298934546
(2016-Jul-06.82729893)
8.1468e-05 TDB
node 30.90893100925246 1.7254e-05 deg
peri 244.9571191671159 2.3448e-05 deg
i 14.64744977169768 5.4952e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      449  
   data-arc span      7537 days (20.64 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55664  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:55:29  

Additional Information
 Jupiter MOID = 1.94641 au 
 T_jup = 3.279 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.153392799419173E-15 -6.207881833117236E-15 -1.198682415919791E-12 -7.207851080619163E-15 -1.63569019892677E-13 6.150035620476678E-15
q -6.207881833117236E-15 1.808516905119836E-14 3.279052931325316E-12 2.19245336755251E-14 4.411996652419629E-13 -1.74898589026931E-14
tp -1.198682415919791E-12 3.279052931325316E-12 6.636976677761091E-9 -5.789880539667033E-12 1.308913208487906E-9 3.296286470379946E-12
node -7.207851080619163E-15 2.19245336755251E-14 -5.789880539667033E-12 2.977111959246724E-10 -2.887794918703287E-10 -2.237075037706808E-11
peri -1.63569019892677E-13 4.411996652419629E-13 1.308913208487906E-9 -2.887794918703287E-10 5.497882401529522E-10 2.261421100831429E-11
i 6.150035620476678E-15 -1.74898589026931E-14 3.296286470379946E-12 -2.237075037706808E-11 2.261421100831429E-11 3.019731150177455E-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 15.58   n/a E2021B55  
diameter diameter 5.387 km 0.277 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192851 (1999 VL175)          Discovered 1999-Nov-10 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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