Date: Thu, 10 Oct 1996 13:01:45 -0500
NBP SITREP 5-6 OCT 96
(forwarded by Bob Anderson)
R/V NATHANIEL B. PALMER DAILY SITUATION REPORT
GMT DATE: 05 OCT 06 OCT 06 OCT 06 OCT
GMT TIME: 1800 0000 0600 1200
POSITION:
LAT: 56 55S 57 46.6S 57 57S 58 06.7S
LONG: 170 07W 170 05W 170 27W 171 02.1W
WEATHER:
TEMPERATURE (C): 5.5 4.5 -0.5 -0.6
AIR PRESSURE (MB): 985.3 980.1 995.0 1003.3
RELATIVE HUMIDITY (%): 93.8 71.1 58.8 56.9
WIND SPEED (KN): 40 45.6 50 18-22
WIND DIRECTION: NW W WSW SW
VISIBILITY (NM): 2-4 RAIN 2-4 3-5 3-4
CLOUDS (%): 100 st. 50 CS 100 st. 100 NS
SEA STATE: 6-7 8-9 8-9 8
SEA ICE: 0 0 0 0
ICE TOTAL (TENTHS):
NEW & GREY ICE:
GREY-WHITE:
THIN ICE (30-60):
MED ICE (60-120):
THICK ICE (120-200):
OLD ICE 2 Yr. Plus:
SNOW DEPTH (CM):
ICE PRESSURE:
ENGINES/PITCH: 2 ME F/A 2 ME 50% 2 ME 40% 2 ME 40%
FUEL ON BOARD (@ 0000): 370,600
REMARKS: UNDERWAY FROM PORT LYTTELTON, NZ, TO THE ROSS SEA FOR JGOFS
PROCESS I CRUISE (NBP96-4A). THE SHIP ENCOUNTERED BAD WEATHER AND HEAVY
SEAS ALL DAY. AT 10:00 (22:00 GMT), THE SHIP HEAVED TO IN RESPONSE TO
THOSE SEAS. AT 14:48, A LARGE WAVE BROKE OVER THE STBD MAIN DECK
SHEARING
THE DECK EYE BOLTS HOLDING THE SEISMIC GUN WINCH AND THE MOORING FLOAT
CONVERTIBLE VAN IN PLACE. DUE TO THE SEVERITY OF THE SEAS, NO PERSONNEL
WERE PERMITTED ON DECK. THE LOOSE VAN AND WINCH PARTIALLY DAMAGED THE
MLML TM VAN, KNOCKING OFF ITS DOOR AND CAUSED MINOR DAMAGE TO THE CAFE
THORIUM VAN. THE MOORING ANCHORS HELD FAST, CONTAINING THE VANS FROM
EXCESSIVE MOVEMENT. AT NO TIME WAS THE SHIP IN DANGER OTHER THAN TO
SCIENCE EQUIPMENT ON THE BACK DECK. AT 20:00 (08:00 GMT), SEA
CONDITIONS ABATED ENOUGH TO PERMIT PERSONNEL ACCESS TO THE MAIN DECK
LONG ENOUGH TO SECURE THE VANS AND WINCH.
REGARDS, JAMES ORZECH, MPC