Fourth and final day of first winter test; Heavy rain overnight followed by morning drizzle; Red Bull still seeking a fix for RB10 after just 14 laps on first three days. Live on Sky here.

Today’s line-up:

Caterham – Kamui Kobayashi
Ferrari – Fernando Alonso
Force India – Daniel Juncadella
Marussia – Jules Bianchi
McLaren – Kevin Magnussen
Mercedes – Nico Rosberg
Red Bull – Daniel Ricciardo
Sauber – Adrian Sutil
Toro Rosso – Daniil Kvyat
Williams – Felipe Massa

UPDATE!

Jerez Day Four timesheet @ 11.30am UK time
1. Alonso, Ferrari, 1:35.334, 42 laps; 2. Rosberg, Mercedes, 1:36.951, 91 laps; 3. Magnussen, McLaren, 1:38.391, 43 laps; 4. Massa, Williams, 1:39.256, 33 laps; 5. Juncadella, Force India, 1:41.132, 32 laps; 6. Kobayashi, Caterham, 1:43.193, 40 laps; 7. Kvyat, Toro Rosso, 1:44.016, 8 laps; 8. Sutil, Sauber, 1:44.224, 42 laps; 9. Ricciardo, Red Bull, 1:45.374, 7 laps; 10. Bianchi, Marussia, 1:48.192, 5 laps;

UPDATE 2!

Jerez Day Four timesheet @ 1.25pm UK time
1. Magnussen, McLaren, 1:33.677, 75 laps; 2. Alonso, Ferrari, 1:35.334, 71 laps; 3. Rosberg, Mercedes, 1:36.951, 91 laps; 3. 4. Massa, Williams, 1:38.239, 41 laps; 5. Juncadella, Force India, 1:39.631 38 laps; 6. Kobayashi, Caterham, 1:43.193, 53 laps; 7. Kvyat, Toro Rosso, 1:44.016, 8 laps; 8. Sutil, Sauber, 1:44.224, 43 laps; 9. Ricciardo, Red Bull, 1:45.374, 7 laps; 10. Bianchi, Marussia, 1:48.192, 5 laps;

UPDATE 3!

Jerez Day Four timesheet @ 2.15pm UK time
1. Alonso, Ferrari, 1:31.551, 81 laps; 2. Juncadella, Force India, 1:31.578 52 laps; 3. Magnussen, McLaren, 1:32.260, 87 laps; 4. Massa, Williams, 1:36.069, 50 laps; 5. Hamilton, Mercedes, 1:36.492, 10 laps; 6. Rosberg, Mercedes, 1:36.951, 91 laps; 7. Sutil, Sauber, 1:39.941, 55 laps; 8. Bianchi, Marussia, 1:40.966, 12 laps; 9. Kobayashi, Caterham, 1:43.193, 54 laps; 10. Kvyat, Toro Rosso, 1:44.016, 8 laps; 11. Ricciardo, Red Bull, 1:45.374, 7 laps;

UPDATE 4!

Jerez Day Four timesheet @ 2.41pm UK time
1. Massa, Williams, 1:29.023, 64 laps; 2. Alonso, Ferrari, 1:29.290, 96 laps; 3. Juncadella, Force India, 1:30.437, 60 laps; 4. Hamilton, Mercedes, 1:30.835, 26 laps; 5. Magnussen, McLaren, 1:32.260, 90 laps; 6. Rosberg, Mercedes, 1:36.951, 91 laps; 7. Sutil, Sauber, 1:39.941, 56 laps; 8. Bianchi, Marussia, 1:40.966, 12 laps; 9. Kobayashi, Caterham, 1:43.193, 54 laps; 10. Kvyat, Toro Rosso, 1:44.016, 8 laps; 11. Ricciardo, Red Bull, 1:45.374, 7 laps;

UPDATE 5!

Jerez test, Day Four final timesheet:
1. Massa, Williams, 1:28.229, 86 laps; 2. Alonso, Ferrari, 1:29.145, 115 laps; 3. Juncadella, Force India, 1:29.457, 81 laps; 4. Magnussen, McLaren, 1:30.806, 110 laps; 5. Hamilton, Mercedes, 1:30.822, 41 laps; 6. Bianchi, Marussia, 1:32.222, 25 laps; 7. Sutil, Sauber, 1:36.571, 69 laps; 8. Rosberg, Mercedes, 1:36.951, 91 laps; 9. Kobayashi, Caterham, 1:43.193, 54 laps; 10. Kvyat, Toro Rosso, 1:44.016, 9 laps; 11. Ricciardo, Red Bull, 1:45.374, 7 laps;

Red Bull’s test already over after only 7 laps today and 21 in total; Merc change schedule and Lewis Hamilton driving the W05 this afternoon as Nico Rosberg takes a break after completing a full race simulation this morning; Kobayashi makes F1 return