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 late in the summer the full extent of the damage was assessed, all but fifty of the Scots, Swiss and metis moved up the Red to the mouth of the Pembina river.

When she had wiped some of the lipstick from her mouth, she stared solemnly at her image in the mirror.

When they are fully developed, she regurgitates them and they hop away from her mouth as miniature adults.

When a tyrannosaur would have pulled back on a piece of meat, the force would tend to push the tip of tooth toward the front of the mouth and the anchored root would experience tension on the posterior side and compression from the front.

When Chicago was founded in 1833, most of the early building began around the mouth of the Chicago River, as can be seen on a map of the city's original 58 blocks.

When worn with full armour, the tachi would be accompanied by a shorter blade in the form known as koshigatana (" waist sword "); a type of short sword with no hand-guard ( tsuba ) and where the hilt and scabbard meet to form the style of mounting called an aikuchi (" meeting mouth ").

When the death sentence was passed, according to Moskalenko's later account, Beria pleaded on his knees for mercy before collapsing to the floor and wailing and crying energetically, but to no avail: the other six defendants were executed by firing squad on 23 December 1953, the same day as the trial, while Beria was fatally shot through the forehead by General Batitsky after the latter stuffed a rag into Beria's mouth to silence his bawling.

When completed, the " Harris Line " placed the mouth of the Maumee River completely in Ohio.

When the true size of the fleets became apparent, Graves assumed that de Grasse and de Barras had already joined forces, and prepared for battle ; he directed his line toward the bay's mouth, assisted by winds from the north-northeast.

When they pull him from the water, they think he is dead, but when he opens his mouth, the pilot has a fit.

When the animal encounters a new scent, it will lick and bite the source, then form a scented froth in its mouth and paste it on its spines with its tongue.

When unhooking a Chub with a disgorger be very careful not to poke your fingers into the Chubs mouth as they have sharp / bone crushing pharyngeal teeth at the back of their mouths.

When consumed, these may cause edema, vesicle formation and dysphagia accompanied by painful stinging and burning to the mouth and throat, the symptoms occurring for up to two weeks.

When chewed, they produce a pleasurable numbness in the mouth, and have a pleasant, pungent taste.

When the khat leaves are chewed, cathine and cathinone are released and absorbed through the mucous membranes of the mouth and the lining of the stomach.

When the colony was captured by the British in 1781, Lieutenant-Colonel Robert Kingston chose the mouth of the Demerara River for the establishment of a town which was situated between Plantations Werk-en-rust and Vlissengen.

When the coat of arms was devised in 1690, the animal was described as a tiger (" babr ", a bookish word of Persian derivation ) with a sable in his mouth.

When an infected person coughs or sneezes, the droplets aerosolize and can enter the eyes, nose, or mouth of another person.

When Eärendil was seven years old, he escaped the sacking of Gondolin with his parents, living afterwards in Arvernien by the mouth of Sirion.

When a liquid is poured into an open human mouth, the swallowing process is completed by peristalsis which delivers the liquid to the stomach ; much of the activity is abetted by gravity.

When a phone call informs Caul that " We know that you know ; keep your mouth shut ", he believes his own apartment has been bugged and goes on a frantic search for the listening device, tearing up walls and floorboards and ultimately destroying his apartment to no avail.

When " playing possum ", the animal's lips are drawn back, the teeth are bared, saliva foams around the mouth, the eyes close or half-close, and a foul-smelling fluid is secreted from the anal glands.

When Duval County was created, it covered a massive area, from the Suwannee River on the west to the Atlantic Ocean on the east, north of a line from the mouth of the Suwannee River to Jacksonville on the St. Johns River.

When they came to the mouth of the river, they came upon the charred remains of the village of the Qualicum people and the mutilated bodies of its inhabitants, with only one survivor, an elderly woman, hiding terrified inside a tree stump.