December 4
2300 Hours: Pakistani formations approach Indian Border Post 635
Midnight: Indian troops report sound of approaching armour; Major Chandpuri apprises seniors of the approaching threat
December 5
0030 Hours: Pakistani artillery opens supporting fire as armour advances towards Indian positions. Indian troops engage Pakistani tanks, stalling their advance. Pakistani infantry mistakes barbed wire surrounding Indian posts to be minefield marker and lose time trying to negotiate it. Tanks get bogged down in sand. Elevated Indian positions and the light from flames of burning Pakistani vehicles make the job of Indian gunners easier
0230 Hours: Maj Gen RF Khambatta, GOC, 12 Infantry Division, contacts Wg Cdr MS Bawa at Jaisalmer for air support, but is told aircraft can take off only at first light
0715 Hours: Sqn Ldr DK Das spots tanks ahead of Laungewala Post, IAF Hunters make first strike. By noon, numerous sorties by IAF decimate Pakistani formations, with a loss of about 100 vehicles, including 22 tanks destroyed by the Air Force and 12 by ground forces