When the telescope is at position E it must be oriented toward spot S ′ so that the star light enters the telescope at spot S ′.

* SVO — Save opportunity: When a pitcher 1 ) enters the game with a lead of three or fewer runs and pitches at least one inning, 2 ) enters the game with the potential tying run on base, at bat, or on deck, or 3 ) pitches three or more innings with a lead and is credited with a save by the official scorer

When an unconscious patient enters a hospital, the hospital utilizes a series of diagnostic steps to identify the cause of unconsciousness.

When the DHCP server receives the DHCPREQUEST message from the client, the configuration process enters its final phase.

Operation: When the piston moves from bottom dead center ( BDC ) to top dead center ( TDC ) the fresh air and fuel mixture enters the crank chamber through the intake port.

When it reaches the towns of Saugatuck and Douglas it stops and enters Lake Michigan.

When it enters into the atmosphere, light contributes to sky glow.

When a meteoroid enters the atmosphere, frictional, pressure, and chemical interactions with the atmospheric gasses cause the body to heat up and emit light, thus forming a fireball, also known as a meteor or shooting / falling star.

When an unlabeled packet enters the ingress router and needs to be passed on to an MPLS tunnel, the router first determines the forwarding equivalence class ( FEC ) the packet should be in, and then inserts one or more labels in the packet's newly created MPLS header.

When this phase comes to an end, the star enters the PPN phase.

When a prion enters a healthy organism, it induces existing, properly folded proteins to convert into the disease-associated, prion form ; the prion acts as a template to guide the misfolding of more proteins into prion form.

When he enters this realm, he is transformed into a wolf, which changes the gameplay.

When the wave enters shallow water, it slows down and its amplitude ( height ) increases.

When ultrasound enters the body, it causes molecular friction and heats the tissues slightly.

When a small meteor enters the Earth's atmosphere at a high velocity, it produces a streak of light as the object is vaporized.

* When a worm enters water ( either by falling off the island, through a hole in the bottom of it, or by the waterline being raised above the worm )

When in space and no more thrust is provided, the missile enters free-flight.

When the DS3 enters a SONET network, path overhead is added, and that SONET network element ( NE ) is said to be a path generator and terminator.

When a mosquito carrying dengue virus bites a person, the virus enters the skin together with the mosquito's saliva.

When a user presents a card or enters PIN, the reader sends information to the main controller and waits for its response.

When the worm is very small, it enters the test and later becomes too large to leave.

When pahoehoe lava enters the sea it usually forms pillow basalts.

When one enters an elevator, it is expected that one turns around to face the doors.

When an invasive herbivore or plant enters the system, the balance is thrown off and the diversity can collapse to a monotaxon system.

When the myelin sheath is damaged, nerve signals are slower, and this can be measured by a common neurological test, electromyography.

When the axon is damaged, on the other hand, this results in a reduced compound muscle action potential ( CMAP ).

When the British army conquered Eritrea from the Italians in spring 1941, most of the infrastructures and the industrial areas were extremely damaged.

When the surface glycosaminoglycan ( GAG ) layer is damaged ( via a urinary tract infection ( UTI ), excessive consumption of coffee or sodas, traumatic injury, etc.

When knotted rope is strained to its breaking point, it almost always fails at the knot or close to it, unless it is defective or damaged elsewhere.

When the People's Republic was founded in 1949, the telecommunications systems and facilities in China first established by the Qing and Republican ITA and Ministry of Posts and Communications had been seriously damaged from over thirty years of on and off war between warlords, Japan, and the two sides of the Chinese Civil War.

When they enter the barrier, the ship is damaged and they detect a settlement with 8, 000 people who are mostly human.

When Denmark abolished slavery in 1848, many plantation owners wanted full reimbursement, on the grounds that their assets were damaged by the loss of the slaves, and by the fact that they would have to pay for labor in the future.

When cut or grated, however, enzymes from the damaged plant cells break down sinigrin ( a glucosinolate ) to produce allyl isothiocyanate ( mustard oil ), which irritates the sinuses and eyes.

When ultraviolet rays penetrate the skin and damage DNA, thymidine dinucleotide ( pTpT ) fragments from damaged DNA will trigger melanogenesis and cause the melanocyte to produce melanosomes, which are then transferred by dendrite to the top layer of keratinocytes.

When a card is unrecognized it is frequently because the CIS information is either lost or damaged.

When R2 is damaged in the Battle of Yavin, C-3PO offers to donate any mechanical parts helpful in his repair ; but this transference is never confirmed.

When he gets to the farmhouse, he finds it damaged and empty.

When fire damaged the courthouse on October 19, 1875, the county records were saved because they were in the adjacent building.

When the cathedral begun in 1137 was ready for consecration the relics of St Magnus were transferred, and in 1917 a hidden cavity was found in a column, containing a box with bones including a damaged skull.

When coupled with melatonin, 75 % of damaged sciatic nerves were rendered viable.

When laboratory testing, field experience, or engineering judgement indicates that an item could be damaged by mechanical shock, several courses of action might be considered:

When the men of Númenor were buried under falling hills, Tirion, along with all the Undying Lands, was taken out of mortal reach forever and was heavily damaged if not completely destroyed.

When the berserk state ends, his own health is damaged and he is exhausted, requiring rest for his full strength to return.

* When operated at full speed, the Pacificat fleet created a wake which was reported to have damaged waterfront wharves and property in coastal areas near the two terminals.

When endothelium is damaged, the normally isolated, underlying collagen is exposed to circulating platelets, which bind directly to collagen with collagen-specific glycoprotein Ia / IIa surface receptors.

When asbestos-containing material is damaged or disintegrates, microscopic fibres are dispersed into the air.

When a fire damaged cathedral and basilica in 1075, they were later rebuilt as the Duomo.

When the stela was discovered, its lines of text were already damaged and incomplete, and only referred to Khaf, not Khafra.