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 Export-Import Bank is prepared to act favorably upon an application, it will so notify the Department of Economic Affairs and will indicate the interest rate and the repayment period which would be used under the proposed loan.

When Othon's period of quarantine ends, he elects to stay in the camp as a volunteer because this will make him feel less separated from his dead son.

When the Jacobin faction seized control of the Revolutionary government in 1792, Jean-Jacques Ampère resisted the new political tides, and he was guillotined on November 24, 1793, as part of the Jacobin purges of the period.

When the office of Lord High Admiral was in commission, as it was for most of the 18th, 19th and 20th centuries until it reverted to the Crown, it was exercised by a Board of Admiralty, officially known as the Commissioners for Exercising the Office of Lord High Admiral of the United Kingdom of Great Britain and Northern Ireland, & c. ( alternatively of England, Great Britain or the United Kingdom of Great Britain and Ireland depending on the period ).

When the last period began, all hope of conciliating the Protestants was gone and the Jesuits had become a strong force.

When a game goes to overtime, each team is given one possession from its opponent's twenty-five yard line with no game clock, despite the one timeout per period and use of play clock.

When he was 12 years old he also discovered and enjoyed the Superman titles by DC Comics of the editor Mort Weisinger period, drawn mostly by his favorite Superman artists Curt Swan and Kurt Schaffenberger.

When used in social history, eras may for example denote a period of some monarch's reign.

When Portuguese explorers first came into contact with the Japanese ( see Nanban period ), they described Japanese conditions in analogy, likening the Emperor, with great symbolic authority but little political power, to the Pope, and the Shogun to secular European rulers, e. g. the Holy Roman Emperor.

When used to represent carried traffic, a value ( which can be a non-integer such as 43. 5 ) followed by “ erlangs ” represents the average number of concurrent calls carried by the circuits ( or other service-providing elements ), where that average is calculated over some reasonable period of time.

When this warming or cooling occurs for only seven to nine months, it is classified as El Niño / La Niña " conditions "; when it occurs for more than that period, it is classified as El Niño / La Niña " episodes ".

In 1985 the emergent When Saturday Comes ( a fanzine without a specific club focus that was subsequently launched as a mainstream magazine ) promoted a ' fanzine movement ' that gave birth to many more club titles during the late 80's which was something of a glory period for fanzines.

When making assessments of how often relatively rare events will occur, analyses are made in terms of the return period of such events.

When the Hundred Years ' War was lost in August 1453, Henry fell into a period of mental breakdown that lasted until Christmas 1454.

When the Great Depression hit in the 1930s there were no easily available jobs in the US and Canada and emigration fell to less than 50, 000 a year, bringing to an end the period of mass migrations that had opened in the mid-18th century.

When Constantine converted to Christianity the majority of his subjects were still pagans and the Roman Imperial cult of the divinity of the emperor, expressed through the traditional burning of candles and the offering of incense to the emperor ’ s image, was tolerated for a period because it would have been politically dangerous to attempt to suppress it.

When an employee begins a new job, there is a transition period during which he or she is not contributing positively to the organization.

When the modulation rate is on time scales much slower than the cavity lifetime and the time period over which energy can be stored in the lasing medium or pumping mechanism, then it is still classified as a " modulated " or " pulsed " continuous wave laser.

When Cúchulainn lay wounded after a gruelling series of combats during the Táin Bó Cuailnge ( Cattle Raid of Cooley ), Lugh appeared and healed his wounds over a period of three days.

When the tests set out by the Rules are satisfied, the accused may be adjudged " not guilty by reason of insanity " or " guilty but insane " and the sentence may be a mandatory or discretionary ( but usually indeterminate ) period of treatment in a secure hospital facility, or otherwise at the discretion of the court ( depending on the country and the offence charged ) instead of a punitive disposal.

When he returned to Afghanistan he helped his father and uncles restore order and reassert government control during a period of lawlessness in the country.

When triggered by an input pulse, a monostable multivibrator will switch to its unstable position for a period of time, and then return to its stable state.

When Pluto was discovered 19 years later, its mean distance of 39. 48 AU and orbital period of 248 Earth years were close to Ketakar's prediction ( Pluto in fact has a 2: 3 resonance with Neptune ).

When used as a historical period in traditional Spanish and Portuguese historiography, the term Reconquista has often been used to refer to a period extending from 718 ( or 722 according to other sources ) to 1492, when the last remaining Islamic state in Iberia, the Emirate of Granada, was defeated.