Digital information

Hubble Space Telescope science image

A Hubble Space Telescope science image is a processed digital file created from astronomical observations made by the Hubble telescope.

Also known as: Hubble image file

How big is it?

200 MB of data

Defined processed image size · defined specimen
Typical recorded range: 20 MB to 1 GB.

Scale illustration of Hubble Space Telescope science image, calibrated to its defined processed image size measurement.
The marked defined processed image size represents 200 MB.

A little perspective

About 6.67 times the data of RAW photo.

RAW photo: An unprocessed digital image file captured directly from a camera sensor, preserving original detail.

Linear measure
BYTES OF DATA200 MB30 MB
01
Hubble Space Telescope science image200 MBDefined processed image size
02
RAW photo30 MBData
Bar length represents bytes. The physical sizes of devices are schematic; encoding and compression affect file sizes.
Measurements, assumptions & sources +

Hubble Space Telescope science image

A defined 200 MB processed Hubble science-image file. Actual products vary with instrument, dimensions, bit depth, compression and processing; this is not a spacecraft telemetry limit.

Defined examples — our methodology

The marked defined processed image size is calibrated. Unmeasured illustration details are representative.

RAW photo

A chosen 30 MB camera RAW file. Camera and compression mode matter.

Defined examples — our methodology

The marked data is calibrated. Unmeasured illustration details are representative.

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Why this measurement?

Why we use 200 MB

For comparison, this page uses defined processed image size. This is labelled defined specimen: an explicit comparison model rather than a claim that every example has the same value. The recorded range is 20 MB to 1 GB.

A defined 200 MB processed Hubble science-image file. Actual products vary with instrument, dimensions, bit depth, compression and processing; this is not a spacecraft telemetry limit.

The identifying illustration and the numerical comparison remain separate. How calibrated comparisons work →

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Recorded properties

Hubble Space Telescope science image dimensions and measurements

PropertySelected valueRecorded rangeBasis
200 MB20 MB to 1 GBdefined specimen

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Sources and method

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