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Cygnus CRS-2 NG-21 (S.S. Francis R. “Dick” Scobee)

© SpaceX

All launches
SpaceX

Cygnus CRS-2 NG-21 (S.S. Francis R. “Dick” Scobee)

Success

Falcon 9 Block 5
T-minus to liftoff

-

00

HOURS

:

00

MINUTES

:

00

SECONDS

Aug 4, 15:02:53 UTC
StatusSuccess
VehicleFalcon 9 Block 5
OrbitLow Earth Orbit
PadSpace Launch Complex 40
Loading map…

Mission

This is the 21st flight of the Orbital ATK's uncrewed resupply spacecraft Cygnus and its 20th flight to the International Space Station under the Commercial Resupply Services contract with NASA.

Launch Timeline

Countdown

T-00:38:00

GO for Prop Load

T-00:35:00

Stage 1 LOX Load

T-00:35:00

Prop Load

T-00:16:00

Stage 2 LOX Load

T-00:07:00

Engine Chill

T-00:01:00

Startup

T-00:01:00

Tank Press

T-00:00:45

GO for Launch

T-00:00:03

Ignition

In-flight

T+00:00:00

Liftoff

T+00:01:08

Max-Q

T+00:02:18

MECO

T+00:02:22

Stage 2 Separation

T+00:02:30

SES-1

T+00:02:35

Booster Boostback Burn Startup

T+00:02:58

Fairing Separation

T+00:03:24

Booster Boostback Burn Shutdown

T+00:06:17

Entry Burn Startup

T+00:06:34

Entry Burn Shutdown

T+00:07:24

Stage 1 Landing Burn

T+00:07:31

Stage 1 Landing

T+00:08:33

SECO-1

T+00:14:35

Payload Separation

Quick facts

VehicleFalcon 9 Block 5
OrbitLow Earth Orbit
PadSpace Launch Complex 40
SiteCape Canaveral SFS, FL, USA
WindowAug 4, 15:02:53 UTC→Aug 4, 15:02:53 UTC

Vehicle

FamilyFalcon
Height70 m
Diameter3.65 m
Stages2
ReusableYes
LEO capacity22,800 kg
Track record606/607 successful
Landings593/598
Acquiring satellite view…
Trajectory unknown
Space Launch Complex 40
Cape Canaveral SFS, FL, USA
28.562, -80.577
Scrub riskLOW
Go90%
Q

Q's read

Weather & scrubLOW risk
Weather Go90%LL2 Go35%Wind4 ktGusts4 ktCloud100%Temp91°F

Limiting rule: No flight through cumulus cloud with top at or above the freezing level.

1200% cloud cover in layer above freezing (15069 ft) — approximated · METAR: "KCOF 122055Z AUTO 30008KT 10SM TS -RA BKN060 24/22 A3012 RMK AO2 PK WND 31038/19" · HRRR F+0: CAPE 1982 · upper-level wind 34 kt — anvil-producing environment, no live proximity (no satellite cloud-top at this pad)