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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

Catalog Operators Showcases Method Developers Pricing

Index/Operators/Hancom InSpace Co/64586

SSOOperationalPayload

LEMUR-2-SEJONG-2

NORAD 64586COSPAR 2025-135BLEpoch Oct 21, 2026

LEMUR-2-SEJONG-2 is a payload in SSO orbit, operated by Hancom InSpace Co, launched 2025.

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Operator

Hancom InSpace CoProbable

via GCAT — Jonathan McDowell's General Catalog

Country

South KoreaProbable

via GCAT — Jonathan McDowell's General Catalog

Launch date

2025-06-23Probable

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)

11Probable

via GCAT — Jonathan McDowell's General Catalog

Orbital regime

LLEO/SProbable

via GCAT — Jonathan McDowell's General Catalog

Launch site

Not availableUnknown

source unknown

Launch vehicle

Not availableUnknown

source unknown

Constellation membership

Not available in the current data

· Alternate names

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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Explore

Browse everything
Compare satellites
Constellations
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Index
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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

Learn

Articles
Education
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Product

About
Affiliate program
Change feed
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Launches
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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

IRIDE-MS2-HEO-8Same launch
IRIDE-MS2-HEO-9Same launch
BIFROST-DNKSame launch
LEMUR-2-SEJONG-3Same operator
ICEYE-X53Same orbit class

Where this record sits

All Hancom InSpace Co satellites
South Korea satellites and space activity
The Lemur (Spire) constellation
Everything in SSO

It went up on launch 2025-135, 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

Privacy Terms Cookies Accessibility License

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

LEMUR-2-SEJONG-2, NORAD 64586 orbital data · OrbitalWiki