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Castov
CRONTAB SCHEDULE

Cron Schedule:
30 * 15 1 5

This cron expression (30 * 15 1 5) translates to: "At minute 30 past every hour, on day-of-month 15 or on Friday, in January". It executes based on the specified minute, hour, day of month, month, and day of week schedule.

Understanding the Schedule

30Minute
*Hour
15Day(M)
1Month
5Day(W)

Upcoming Execution Times (UTC)

  • 2027-01-01 00:30:00
  • 2027-01-01 01:30:00
  • 2027-01-01 02:30:00

This visualizer breaks down the 5 segments of your cron schedule. Adjust the fields in your server's crontab file to change execution frequency.

Frequently Asked Questions

What does the cron schedule 30 * 15 1 5 mean?
This cron expression (30 * 15 1 5) translates to: "At minute 30 past every hour, on day-of-month 15 or on Friday, in January". It executes based on the specified minute, hour, day of month, month, and day of week schedule.
When are the upcoming execution runs?
The next 3 scheduled run times (UTC) are: 2027-01-01 00:30:00, 2027-01-01 01:30:00, 2027-01-01 02:30:00.
How do I format a standard cron expression?
A standard cron expression consists of 5 fields: minute, hour, day of month, month, and day of week. You can use numbers, asterisks (*), commas, and slashes to define execution times.
Where is cron used?
Cron is a time-based job scheduler in Unix-like operating systems. Developers use it to set up maintenance scripts, backups, CI/CD jobs, and scheduled background workers.