On 2007 Nov 2 (Ls = 341[degrees]), Casquinha, Sanchez (illustrated elsewhere (4)), and Tyler (Figure 8) imaged a small bright dust core over Chryse Planitia (telescopic northern Xanthe), and two others nearby: one N.
Secondary dust cores originated around Solis Lacus and spread along Valles Marineris.
the storm propagated even further south, as a bright dust core had arisen over Eos, at the E.
On Dec 15/16 there was a sudden development of a large, bright dust core in E.
Dust cores were seen over Eos, Capri Chasma and Argyre, the dust reaching Solis Lacus and Aonius Sinus.
On Jul 1 a similar picture, but the boundary between Hellas and the SPC was lost, and a bright dust core was seen in the N.
Mare Sirenum, a secondary disturbance began in the form of a new bright dust core over Daedalia, south of and roughly at the longitude of Arsia Mons.