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19576 (1999 LP22)
Classification: Main-belt Asteroid          SPK-ID: 2019576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898415785039694 1.0901e-08  
a 2.164945730421691 5.3352e-09 au
q 1.753949015583008 2.3786e-08 au
i 2.831617251781093 6.8105e-07 deg
node 272.489576985953 1.5076e-05 deg
peri 359.1622463573618 1.5494e-05 deg
M 263.6705208288788 4.9158e-06 deg
tp 2459511.833360609280
(2021-Oct-24.33336061)
1.6294e-05 TDB
period 1163.506859828858
3.19
4.3009e-06
1.178e-08
d
yr
n .3094094348983493 1.1437e-09 deg/d
Q 2.575942445260373 6.348e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1916  
   data-arc span      10047 days (27.51 yr)  
   first obs. used      1993-09-19  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51173  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:56:20  

Additional Information
 Earth MOID = .735896 au 
 Jupiter MOID = 2.52569 au 
 T_jup = 3.669 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456867.5 (2014-Jul-29.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897405721217644 1.089e-08  
q 1.754202669655113 2.3741e-08 au
tp 2457184.984035347018
(2015-Jun-11.48403535)
1.5237e-05 TDB
node 272.5381370611598 1.5082e-05 deg
peri 359.0929297809858 1.5503e-05 deg
i 2.830912442660881 6.8096e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      1916  
   data-arc span      10047 days (27.51 yr)  
   first obs. used      1993-09-19  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51173  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:56:20  

Additional Information
 Jupiter MOID = 2.52569 au 
 T_jup = 3.669 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.185814836490227E-16 -2.542441640361612E-16 -9.750462599265673E-15 -2.117674475428059E-14 1.713200597143201E-14 4.453998376821204E-16
q -2.542441640361612E-16 5.636395030545542E-16 1.079993965288209E-14 4.503908371821092E-14 -4.08840197288219E-14 -9.638204561618086E-16
tp -9.750462599265673E-15 1.079993965288209E-14 2.321721709629773E-10 4.180080144827157E-11 5.886739658080053E-11 -3.346308372322548E-13
node -2.117674475428059E-14 4.503908371821092E-14 4.180080144827157E-11 2.27456248755685E-10 -2.117912202651281E-10 3.432920932164267E-14
peri 1.713200597143201E-14 -4.08840197288219E-14 5.886739658080053E-11 -2.117912202651281E-10 2.403324125745854E-10 -1.004202935420663E-13
i 4.453998376821204E-16 -9.638204561618086E-16 -3.346308372322548E-13 3.432920932164267E-14 -1.004202935420663E-13 4.637099282092862E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.64   n/a MPCxxxxx  
diameter diameter 2.530 km 0.319 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.418   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

19576 (1999 LP22)          Discovered 1999-Jun-09 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 LP22 = 1993 SV2 = 2000 QO217 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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