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[1]CelesTrak (opens in new tab)orbital elements
[2]GCAT / J. McDowell (opens in new tab)launch catalog
[3]Wikidata (opens in new tab)metadata enrichment
[4]SatNOGS DB (opens in new tab)radio transmitters (CC BY-SA 4.0)

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OrbitalWiki / open database / ODbL-1.0Orbital data is approximate and not for operations

ASTRA 3B, NORAD 36581 orbital data · OrbitalWiki

Catalog Operators Showcases Method Developers Pricing

Index/Operators/SES Satellite Leasing Ltd. (Isle of Man)/36581

GEOOperationalPayload

ASTRA 3B

NORAD 36581COSPAR 2010-021AEpoch Oct 21, 2026

ASTRA 3B is a payload in GEO orbit, operated by SES Satellite Leasing Ltd. (Isle of Man), launched 2010.

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Operator

SES Satellite Leasing Ltd. (Isle of Man)Probable

via GCAT — Jonathan McDowell's General Catalog

Country

United KingdomProbable

via GCAT — Jonathan McDowell's General Catalog

Launch date

2010-05-21Probable

via GCAT — Jonathan McDowell's General Catalog

Object class

PAYLOADProbable

via GCAT — Jonathan McDowell's General Catalog

Operational status

OPERATIONALProbable

via CelesTrak SATCAT

Launch mass (kg)

5471Probable

via GCAT — Jonathan McDowell's General Catalog

Orbital regime

GEO/SProbable

via GCAT — Jonathan McDowell's General Catalog

Launch site

Not availableUnknown

source unknown

Launch vehicle

Not availableUnknown

source unknown

Not available in the current data

· Alternate names
· Constellation membership

Data quality

Quality90 / 100

OrbitalWiki

Open satellite records with source claims attached. Use the UI for lookup or the API for products, research, and internal tools.

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Statistics

How many satellites are in orbit right now?
How many satellites are launched each year?
How many satellites still work?
How many Starlink satellites are there?
Statistics
What is the oldest satellite still in orbit?
What orbits are satellites in?
Which countries operate the most satellites?
Which operators run the most satellites?

Radio

Amateur radio
Pass predictions
What you need to receive

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Product

About
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Status

Account

Contact
Dashboard
Log in
Preferences
Sign up

Sources

[1]CelesTrak (opens in new tab)orbital elements
[2]GCAT / J. McDowell (opens in new tab)launch catalog
[3]Wikidata (opens in new tab)metadata enrichment

Related satellites

COMSATBW-2Same launch
SES-3Same operator
SES-1Same operator
SES-2Same operator
NSS-12Same operator

Where this record sits

All SES Satellite Leasing Ltd. (Isle of Man) satellites
United Kingdom satellites and space activity
Everything in GEO

It went up on launch 2010-021, alongside everything else on that flight

See it moving on the 3D globe alongside every other active object, propagated in your browser.

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Use this data

Every field on this page is available as JSON, with the same sources and confidence attached.

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//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Oct 22, 2026.

[4]

SatNOGS DB (opens in new tab)radio transmitters (CC BY-SA 4.0)

Legal

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OrbitalWiki / open database / ODbL-1.0Orbital data is approximate and not for operations