Table 1 The main existing global LWR datasets.

From: A 41-Year Global All-Sky Surface Longwave Radiation Components Dataset at 5 km and hourly Resolution

Product Name

Temporal Resolution

Spatial Resolution

Time Range

CERES EBAF55

Monthly

~1° × 1°

2000–2017

CERES-SYN1deg56

Hourly

~1° × 1°

2000–present

GEWEX-SRB57

3-Hourly

~1° × 1°

1988–2009

ISCCP-FD58

3-Hourly

~280 km

1983–2009

ISCCP-FH58

3-Hourly

~110 km

1983–2017

ERA510

Hourly

~0.25° × 0.25°

1940–present

MERRA-27

Hourly

~0.5° × 0.625°

1980–present

JRA-558

6-Hourly

~1.25° × 1.25°

1958–present

GLDAS9

3-Hourly

~0.25° × 0.25

2000–present

GLASS26

Instantaneous/Daily

~0.05°/0.01°

1981–present

This study

Hourly

0.05°

1982–2022