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249569 (1989 SL3)
Classification: Main-belt Asteroid          SPK-ID: 2249569
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .335766412238746 7.1323e-08  
a 2.585014707730568 2.2422e-08 au
q 1.717053593731484 1.9567e-07 au
i 4.360739989574165 5.9865e-06 deg
node 168.94528774 5.9278e-05 deg
peri 219.6725703662234 6.0193e-05 deg
M 125.1143212738451 9.6254e-06 deg
tp 2458472.908879085773
(2018-Dec-20.40887909)
3.5802e-05 TDB
period 1518.074042965909
4.16
1.9752e-05
5.408e-08
d
yr
n .2371425831750977 3.0855e-09 deg/d
Q 3.452975821729651 2.9951e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      10676 days (29.23 yr)  
   first obs. used      1989-09-26  
   last obs. used      2018-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55912  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:42:48  

Additional Information
 Earth MOID = .724558 au 
 Jupiter MOID = 2.00146 au 
 T_jup = 3.337 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457110.5 (2015-Mar-29.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3323222692340679 7.082e-08  
q 1.728009452008117 1.9383e-07 au
tp 2456950.318580569933
(2014-Oct-19.81858057)
2.9311e-05 TDB
node 168.98865865107 5.9237e-05 deg
peri 219.3420297567342 6.0203e-05 deg
i 4.354596291594333 5.9838e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      10676 days (29.23 yr)  
   first obs. used      1989-09-26  
   last obs. used      2018-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55912  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:42:48  

Additional Information
 Jupiter MOID = 2.00146 au 
 T_jup = 3.337 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.015439897211479E-15 -1.370802563391551E-14 -4.518458124472996E-13 1.541220747674683E-14 -1.896737638560691E-13 -3.223155084972956E-14
q -1.370802563391551E-14 3.75682771361218E-14 1.228779447675951E-12 -4.028465175396017E-14 5.236626014267716E-13 8.846740062783626E-14
tp -4.518458124472996E-13 1.228779447675951E-12 8.591579266048599E-10 1.114645525736432E-11 3.261061528490628E-10 2.791119640613146E-12
node 1.541220747674683E-14 -4.028465175396017E-14 1.114645525736432E-11 3.508963565241964E-9 -3.493490754533309E-9 7.419170921323085E-11
peri -1.896737638560691E-13 5.236626014267716E-13 3.261061528490628E-10 -3.493490754533309E-9 3.624376644826144E-9 -7.297216898386335E-11
i -3.223155084972956E-14 8.846740062783626E-14 2.791119640613146E-12 7.419170921323085E-11 -7.297216898386335E-11 3.580641454391536E-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 16.5   n/a MPO413153  
diameter diameter 2.461 km 0.752 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.053   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

249569 (1989 SL3)          Discovered 1989-Sep-26 by Elst, E. W. at La Silla
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1989 SL3 = 2003 BM60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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