Live coverage SpaceX counting down to predawn Starlink launch

Live coverage SpaceX counting down to predawn Starlink launch:SpaceX is poised to release another batch of fifty three Starlink internet satellites at 5:forty two a.M. EDT (0942 GMT) Friday from the Kennedy Space Center. There’s a more than 90% danger of excellent weather for the predawn blastoff.

The first degree booster — tail range B1058 — will attempt a landing at the drone ship “A Shortfall of Gravitas” placed kind of due east of Charleston, South Carolina, approximately 8-and-a-half of mins after launch.

SpaceX teams at Cape Canaveral rolled the Falcon nine rocket from its hangar to pad 39A and raised it vertical Thursday. Beginning at T-minus 35 mins, the release group will oversee loading of kerosene and liquid oxygen propellants into the Falcon 9 thru an automatic, pc-controlled sequencer.

Helium pressurant may even flowed into the rocket. In the final seven minutes of the countdown, the Falcon 9’s Merlin primary engines could be thermally conditioned for flight via a method known as “chilldown.” The Falcon 9’s guidance and variety safety systems will also be configured for launch at 5:42 a.M.

The 229-foot-tall (70-meter) Falcon nine rocket will vector its 1.7 million kilos of thrust — produced by using 9 Merlin engines — to steer northeast over the Atlantic Ocean.

The rocket will surpass the rate of sound in approximately one minute, then shut down its 9 most important engines -and-a-half of minutes after liftoff. The booster will detach and hearth pulses from cold gasoline manipulate thrusters, then make bigger titanium grid fins to assist steer the vehicle returned into the ecosystem.

Two braking burns will slow down the rocket for touchdown at the drone ship round four hundred miles (650 kilometers) downrange.

This booster — tail range B1058 — will launch on its 12th challenge, turning into the 0.33 level in SpaceX’s stock to attain that milestone. The booster debuted in May 2020 with the release of the primary check flight of SpaceX’s Dragon spacecraft to hold astronauts.

The landing will occur simply previous to shutdown of the higher level engine. The rocket will coast halfway around the arena before reigniting the Merlin-Vacuum higher stage engine approximately forty five minutes into the venture, paving the manner for separation of the fifty three Starlink satellites at T+plus 54 mins, 30 seconds.

Live coverage SpaceX counting down to predawn Starlink launch

Retention rods keeping the satellites right into a flat-packed configuration at the rocket will jettison, permitting the Starlink systems to fly far from the second stage. They will unfurl sun arrays and run through automatic activation steps, then use krypton-fueled ion engines to move into their operational orbit.

The Falcon 9 will intention to deploy the satellites in a near-round orbit ranging in altitude among 189 miles and 197 miles (304 through 317 kilometers), at an orbital inclination of fifty three.2 tiers to the equator. The satellites will use on-board propulsion to do the relaxation of the paintings to attain a circular orbit 335 miles (540 kilometers) above Earth.check our website for more details.

The Starlink satellites on Friday’s undertaking will fly in certainly one of five orbital “shells” utilized in SpaceX’s global internet network. After reaching their operational orbit, the satellites will input business carrier and start beaming broadband alerts to purchasers, who should purchase Starlink carrier and hook up with the community with a SpaceX-supplied ground terminal.

After Friday’s undertaking, SpaceX may have released 2,494 Starlink satellites thus far, which include spacecraft that had been decommissioned or suffered disasters. More than 2,100 of those satellites are in orbit and functioning as of this week, in line with a list maintained by means of Jonathan McDowell, an astrophysicist who carefully tracks spaceflight hobby.Live coverage SpaceX counting down to predawn Starlink launch

ROCKET: Falcon 9 (B1058.12)

PAYLOAD: 53 Starlink satelllites (Starlink 4-17)

LAUNCH SITE: LC-39A, Kennedy Space Center, Florida

LAUNCH DATE: May 6, 2022

LAUNCH TIME: 5:42:00 a.m. EDT (0942:00 GMT)

WEATHER FORECAST: 90% chance of acceptable weather; Moderate risk of upper level winds; Low risk of unfavorable conditions for booster recovery

BOOSTER RECOVERY: “A Shortfall of Gravitas” drone ship east of Charleston, South Carolina

LAUNCH AZIMUTH: Northeast

TARGET ORBIT: 189 miles by 197 miles (304 kilometers by 317 kilometers), 53.2 degrees inclination

LAUNCH TIMELINE:

  • T+00:00: Liftoff
  • T+01:12: Maximum aerodynamic pressure (Max-Q)
  • T+02:31: First stage main engine cutoff (MECO)
  • T+02:35: Stage separation
  • T+02:41: Second stage engine ignition
  • T+02:48: Fairing jettison
  • T+06:14: First stage entry burn ignition (three engines)
  • T+06:33: First stage entry burn cutoff
  • T+08:04: First stage landing burn ignition (one engine)
  • T+08:26: First stage landing
  • T+08:47: Second stage engine cutoff (SECO 1)
  • T+45:28: Second stage restart
  • T+45:29: Second stage engine cutoff (SECO 2)
  • T+54:30: Starlink satellite separation

MISSION STATS:

  • 152nd launch of a Falcon 9 rocket since 2010
  • 160th launch of Falcon rocket family since 2006
  • 12th launch of Falcon 9 booster B1058
  • 133rd Falcon 9 launch from Florida’s Space Coast
  • 142nd launch overall from pad 39A
  • 48th SpaceX launch overall from pad 39A
  • 95th flight of a reused Falcon 9 booster
  • 44th dedicated Falcon 9 launch with Starlink satellites
  • 18th Falcon 9 launch of 2022
  • 18th launch by SpaceX in 2022
  • 18th orbital launch based out of Cape Canaveral in 2022