Beijing-3A

Overview

Beijing-3A images are acquired by a very high resolution optical satellite every 4 days anywhere on the globe. See more on the marketplace or download sample data.

Beijing-3A imagery of the Port of Piraeus (Greece)

Geographic coverage and restrictions

The geographic coverage is global, but certain areas are restricted.

The coverage map of restricted areas

Data products

Data product	Type	Spectral bands combination
Custom	Tasking	Available band combinations and bundles 3-band: pansharpened true color (RGB) 3-band: pansharpened false color (RG and NIR) 4-band: pansharpened (RGB and NIR) Bundle: 1 panchromatic and 4 multispectral bands
Level 1 (8‑bit)	Catalog	Bundle: 1 panchromatic and 4 multispectral bands (RGB and NIR)
Level 1 (16‑bit)	Catalog	Bundle: 1 panchromatic and 4 multispectral bands (RGB and NIR)
Level 2A (8‑bit)	Catalog	Bundle: 1 panchromatic and 4 multispectral bands (RGB and NIR)
Level 2A (16‑bit)	Catalog	Bundle: 1 panchromatic and 4 multispectral bands (RGB and NIR)
Level 4 (8‑bit)	Catalog*	Available band combinations and bundles 3-band: pansharpened true color (RGB) 3-band: pansharpened false color (RG and NIR) 4-band: pansharpened (RGB and NIR)
Level 4A (8‑bit)	Catalog*	Available band combinations and bundles 3-band: pansharpened true color (RGB) 3-band: pansharpened false color (RG and NIR) 4-band: pansharpened (RGB and NIR)

^*This data product isn’t integrated into the platform and can only be ordered upon request.

Specifications

General

Specification	Description
Provider	21AT
Collection type	Tasking Catalog
Product type	Optical
System type	Satellite

Data

Specification	Description
Resolution	Panchromatic: 50 cm Pansharpened: 50 cm Multispectral: 2 m
Bit depth per pixel	8‑bit 16‑bit
Delivery format	A ZIP file containing the following files: Data (tasking: GeoTIFF or TIFF; catalog: GeoTIFF) Metadata (XML, TXT) Masks (SHP) Visuals (GeoTIFF) Thumbnails (JPEG, PNG)
Masks	Cloud Transparency
NoData value	0

Processing levels

Tasking levels

	Primary	Georectified	Orthorectified
Basic
TOA	with RPC
Surface reflectance
Display

Catalog levels

	Primary	Georectified	Orthorectified
Basic
TOA	Level 1 with RPC	Level 2A	Level 4^* Level 4A^*
Surface reflectance
Display

^*Upon request.

System

Specification	Description
Acquisition mode	Tasking: Mono Stereo Catalog: Mono
Incidence angle	Up to 45°
Tasking priority	Standard
Orbit	Sun-synchronous, at 500 km
Number of satellites	1
Revisit rate	Every 4 days
Swath width	23.5 km

Band data

Specification	Description
Spectral bands	Panchromatic: 450–700 nm Multispectral: 450–520 nm (blue) 520–590 nm (green) 630–690 nm (red) 770–890 nm (near-infrared)

Geographic reference

Specification	Description
Coordinate reference system	Geographic-WGS84
Positional accuracy	< 10 m CE90 absolute

Conditions

Tasking conditions

Specification	Description
Limitations	Input: AOI at least 2 km wide Cloud coverage: 5–100% Output: AOI-clipped imagery
Minimum charge	As per 50 km²

Catalog conditions

Specification	Description
Limitations	Input: AOI with at least 4 unique vertices Availability: from 2021 Output: AOI-clipped imagery
Minimum charge	As per 10 km²

API integration

Data product	Type	Name and ID	Collection name
Custom	Tasking	Name: `beijing-3a-tasking` ID: `ba8cfbd5-348d-42f4-b5c2-04dad753c5e2`	`beijing-3a-tasking`
Level 1 (8‑bit)	Catalog	Name: `beijing-3a-level-1-8bit` ID: `e080274b-6cfb-4a89-bc12-64fd4895b3c2`	`beijing-3a`
Level 1 (16‑bit)	Catalog	Name: `beijing-3a-level-1-16bit` ID: `b67e8924-b2cd-4b47-abc8-598e2b1b8371`	`beijing-3a`
Level 2A (8‑bit)	Catalog	Name: `beijing-3a-level-2-8bit` ID: `8d9a8109-c535-4063-aabe-d5c7307bcccb`	`beijing-3a`
Level 2A (16‑bit)	Catalog	Name: `beijing-3a-level-2-16bit` ID: `667727b5-9382-4ff0-8602-6843121a8cef`	`beijing-3a`