MaxQ
Sign In
Ask Q

MISSION CONTROL

LaunchesThis WeekNewsroomMedia

TOOLS

WeatherJellyfishLaunch Viewing

HAPPENING NOW

Track

QMUNITY

CommunityStoreJoin the Team
MaxQ
MaxQ

Legal Stuff

Privacy PolicyTerms of ServiceCommunity GuidelinesAbout MaxQ

Our QMunity

Join our TeamMerch StoreEmail MaxQ

© 2026 MaxQ

•

Prepare for MaxQ

Q Powered by Q
YouTubeDiscordXBlueskyInstagram
Sentinel-3C & FLEX

© ESA/CNES/Arianespace/Optique vidéo du CSG–S. Martin

All launches
Avio S.p.A

Sentinel-3C & FLEX

TBD

Vega-C
T-minus to liftoff

-

00

HOURS

:

00

MINUTES

:

00

SECONDS

Sep 11, 2026
StatusTBD
VehicleVega-C
OrbitSun-Synchronous Orbit
PadAriane Launch Area 1 (ELV)
Loading map…

Mission

Sentinel-3C is the third satellite in the Sentinel-3 constellation, which provides high-accuracy optical, radar and altimetry data for marine and land services. The Fluorescence Explorer (FLEX) satellite is a part of ESA's Earth Explorer program. The satellite will map vegetation fluorescence to quantify photosynthetic activity.

Quick facts

VehicleVega-C
OrbitSun-Synchronous Orbit
PadAriane Launch Area 1 (ELV)
SiteGuiana Space Centre, French Guiana
WindowSep 11, 00:00:00 UTC→Sep 11, 00:00:00 UTC

Vehicle

FamilyVega
Height34.8 m
Diameter3 m
Stages4
ReusableNo
LEO capacity3,300 kg
Track record6/7 successful
Acquiring satellite view…
Trajectory unknown
Ariane Launch Area 1 (ELV)
Guiana Space Centre, French Guiana
5.236, -52.775
Scrub riskLOW
Go84%
Q

Q's read

Weather & scrubLOW risk
Weather Go84%Wind6 ktGusts20 ktCloud23%Temp81°F

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

HRRR Open-Meteo best_match (GFS-derived) F+71: CAPE 1590 J/kg · freezing 16,339 ft · HRRR F+71: CAPE 1590 · upper-level wind 27 kt — anvil-producing environment, no live proximity