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19058 (1331 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2019058
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08409564844620407 4.8196e-08  
a 2.711280023992267 1.288e-08 au
q 2.483273172255397 1.2955e-07 au
i 1.62933078116642 3.6452e-06 deg
node 266.4851718962097 0.00017369 deg
peri 73.24424385762219 0.00017557 deg
M 227.8026090156608 2.8867e-05 deg
tp 2459799.298042124988
(2022-Aug-07.79804213)
0.00013242 TDB
period 1630.647122154876
4.46
1.162e-05
3.181e-08
d
yr
n .2207712478738289 1.5732e-09 deg/d
Q 2.939286875729136 1.3963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1227  
   data-arc span      25316 days (69.31 yr)  
   first obs. used      1951-12-01  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5444  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:50:54  

Additional Information
 Earth MOID = 1.47307 au 
 Jupiter MOID = 2.36187 au 
 T_jup = 3.357 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457128.5 (2015-Apr-16.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08296199630274784 4.7894e-08  
q 2.487886083063106 1.285e-07 au
tp 2456528.456958022005
(2013-Aug-23.95695802)
0.000127 TDB
node 266.8187323076949 0.00017341 deg
peri 71.37986243532386 0.00017536 deg
i 1.630291924069389 3.6495e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1227  
   data-arc span      25316 days (69.31 yr)  
   first obs. used      1951-12-01  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5444  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:50:54  

Additional Information
 Jupiter MOID = 2.36187 au 
 T_jup = 3.357 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.293879188876028E-15 -6.128811151274741E-15 1.968785911383584E-12 -1.154321541118109E-14 3.871243839935537E-13 3.403260365511808E-16
q -6.128811151274741E-15 1.651289225605992E-14 -4.925103888905599E-12 3.247440924972124E-14 -9.577877333072632E-13 -8.734643123208371E-16
tp 1.968785911383584E-12 -4.925103888905599E-12 1.612855411420629E-8 -6.148188750533342E-12 3.354710749392256E-9 5.556945963945743E-13
node -1.154321541118109E-14 3.247440924972124E-14 -6.148188750533342E-12 3.00700199690615E-8 -3.005832528178214E-8 7.348442049308636E-11
peri 3.871243839935537E-13 -9.577877333072632E-13 3.354710749392256E-9 -3.005832528178214E-8 3.075167651152838E-8 -7.333953082675758E-11
i 3.403260365511808E-16 -8.734643123208371E-16 5.556945963945743E-13 7.348442049308636E-11 -7.333953082675758E-11 1.331914264057394E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.72   n/a E2021B10  
diameter diameter 3.058 km 0.437 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.207   0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19058 (1331 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1331 T-2 = 1978 WS8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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