Old Q0957+561 data & software: ► Simple FORTRAN programs to apply the d2 test (accurate and robust time delay measurements)
► Photos
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Deep optical imaging and spectroscopy of the lens system SDSS J1339+1310 (A&A) GTC spectra (April 2013) of the quasar images and the lensing galaxy
Gravitational lens system SDSS J1339+1310: microlensing factory and time delay (A&A) ● Datasets: – Table 1: GTC-OSIRIS-R500R spectra of A, B and G on 27 March 2014 – Table 2: GTC-OSIRIS-R500B spectra of A, B and G on 20 May 2014 – Table 3: LT light curves in the r band [2009 and 2012-2016] ● LT News: LT tracks rare microlensed quasar
► GTC spectra in 2014
► LT light curves in 2009-2016 (8 years with a long gap)
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