Hourly activities:
00:00 - 00:45: Reinstalled lift sub on c-link assy to check threads OK. Made up schlumberger c-link assy OK.
00:45 - 03:15: Picked up and made up arc, powerpulse, sonicvison, NMDC and NMDC pony. Meanwhile lined up for testing CRI hose and perform injection test. Observed that CRI hose had detached from subsea wellhead. Valve on hose and check valve was dug in the mud/seabed. Attempted to grab valve assembly but could not apply enough force with ROV.
03:15 - 04:15: Made up stand og 8 1/4" DC and jar. Made up stand of DC. Made up x-over. Picked up and made up 4 x 5 1/2" HWDP singles stand). Meanwhile deployed moonpool tugger to assist ROV in recovering CRI valve assembly from mud/seabed.
04:15 - 04:45: Held toolbox talk. Removed masterbushing and installed automatic slips in rotary
04:45 - 05:30: RIH with 12 1/4" drilling BHA on 5 1/2" DP from 159 m to 526 m MD. Meanwhile worked to recover CRI valve assembly with ROV and tugger assist. Closed valve on subsea wellhead.
05:30 - 06:00: Made up TDS. Circulated according to schlumberger instructions and performed shallow test of MWD.
06:00 - 09:45: RIH with 12 1/4" drilling BHA on 5 1/2" DP from 526 m to 2139 m MD. Broke circulation every 500 m.
09:45 - 10:30: Checked allignement of TDS.
10:30 - 11:15: Held handover meeting and toolbox meeting prior to chokedrill. Performed choke drill.
11:15 - 12:00: Continued to RIH with 12 1/4" BHA on 5 1/2" DP from 2139 m to 2206.
12:00 - 12:15: Laid out single from stand to space out for drilling shoetrack and rathole without connection.
12:15 - 13:15: Made up TDS and broke circulation. Whashed down from 2206 m at 2650 LPM SPP 123 bar and tagged cement plug at 2247,8 m MD.
13:15 - 17:30: Drilled on cement plugs at 2248 m MD. Drilling parameters flow 2700 LPM SPP 120 bar string RPM 105 wob 3-6 MT torque 5 KNM ECD 1,31-1,32. Picked off bottom every 10-15 min to clean bit.
17:30 - 19:00: Broke through plugs/float collar. Drilled firm cement from 2248 m to shoe at 2275 m MD. Drilling parameters flow 2700 LPM SPP 120 bar string RPM 105 wob 1-3 MT torque 5-9 KNM ECD 1,32.
19:00 - 20:00: Cleaned rathole below 14" casing down to 2281 m MD. Remaed through shoe for every 2 m drilled. Drilling parameters flow 2500-3000 LPM SPP 113-140 bar string RPM 105-115 wob 1-2 MT torque 7 KNM ECD 1,32.
20:00 - 20:30: Drilled 12 1/4" hole section from 2281 m to 2284 m MD. Drilling parameters flow 2500-3000 LPM SPP 114-145 bar string RPM 105-115 wob 3-4 MT torque 7-9 KNM ECD 1,32.
20:30 - 22:15: Circulated at 3000 LPM to clean hole and get even mudweight. Observed clean shakers and even MW in/out of 1,30 SG. Meanwhile made preparations for XLOT. Transferred mud to cementer and flushed kill line to drillfloor. Set choke on cement unit bleed back. Pulled bit inside casing.
22:15 - 22:30: Closed UPR. Verifed line up to standpipe 1 and kill line to BOP.
22:30 - 23:30: Performed XLOT cycle Pressured up on well to 100 bar at 92 LPM. Observed fall off trend for 15 min. Pumped 1776 l and bled back 775 l.
23:30 - 00:00: Performed XLOT cycle Pressured up on well to 98 bar at 92 LPM. Observed fall off trend for 15 min.

24-hour summary: RIH with 12 1/4" BHA from 526 m and tagged cement at 2248 m MD. Drilled cement plug and shoetrack. Cleaned out rathole and drilled 3 m new formation down to 2284 m MD. Perfomed XLOT. Displaced from WBM to OBM.