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15259 (1990 SL7)
Classification: Main-belt Asteroid          SPK-ID: 2015259
[ 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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1944951924650817 3.9515e-08  
a 2.396204714373848 6.252e-09 au
q 1.93015441726597 9.3195e-08 au
i 3.192374179409372 4.1807e-06 deg
node 61.80047195092471 5.9712e-05 deg
peri 342.4500165769072 6.0374e-05 deg
M 24.11089482274839 8.1256e-06 deg
tp 2459109.760761121888
(2020-Sep-17.26076112)		 3.0531e-05 TDB
period 1354.828439021685
3.71		 5.3024e-06
1.452e-08		 d
yr
n .265716300035711 1.0399e-09 deg/d
Q 2.862255011481726 7.468e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1430  
   data-arc span      11139 days (30.50 yr)  
   first obs. used      1990-09-14  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52251  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:53:12  

Additional Information
 Earth MOID = .938665 au 
 Jupiter MOID = 2.5358 au 
 T_jup = 3.501 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.22   n/a E2021B10  
diameter diameter 2.406 km 0.474 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.367   0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15259 (1990 SL7)          Discovered 1990-Sep-22 by Elst, E. W. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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