Unix Timestamp 321811200
seconds · 46 years ago
⚡ Quick Answer
321811200 = Mar 13, 1980, 04:00:00 PM UTC
ISO 8601: 1980-03-13T16:00:00.000Z
Output Formats
ISO 8601
1980-03-13T16:00:00.000Z
RFC 2822
Thu, 13 Mar 1980 16:00:00 GMT
Human Readable
Thursday, March 13, 1980 at 04:00:00 PM UTC
Unix Seconds
321811200
Unix Milliseconds
321811200000
Day of Week
Thursday
Timezone Breakdown
UTC
Mar 13, 1980, 04:00:00 PM UTC
US Eastern
Mar 13, 1980, 11:00:00 AM EST
US Pacific
Mar 13, 1980, 08:00:00 AM PST
UK London
Mar 13, 1980, 04:00:00 PM GMT
Japan Tokyo
Mar 14, 1980, 01:00:00 AM GMT+9
Australia Sydney
Mar 14, 1980, 02:00:00 AM GMT+10
Related Timestamps
Frequently Asked Questions
What date is Unix timestamp 321811200?
Unix timestamp 321811200 represents Thursday, March 13, 1980 at 04:00:00 PM UTC. This is 46 years ago from the current time.
Is 321811200 in seconds or milliseconds?
321811200 has 9 digits, which means it is in seconds. Multiply by 1,000 to get milliseconds: 321811200000.
How do I convert 321811200 in JavaScript?
// Normalized to Unix seconds: 321811200 const tsSec = 321811200; new Date(tsSec * 1000).toISOString(); // "1980-03-13T16:00:00.000Z"
How do I convert 321811200 in Python?
import datetime
ts = 321811200
dt = datetime.datetime.fromtimestamp(
ts, tz=datetime.timezone.utc)
print(dt.isoformat())
# "1980-03-13T16:00:00.000Z"What is the Unix timestamp for right now?
Use our live timestamp converter to get the current Unix timestamp. In JavaScript: Math.floor(Date.now() / 1000). In Python: int(time.time()). In bash: date +%s.
Need to convert a different timestamp?
Our full converter supports seconds, milliseconds, microseconds, 25+ timezones, and auto-detection.
Open Full Converter →Related Guides & Tutorials
// developers also readComplete Guide to Unix Timestamp Precision in 2026
The definitive guide to Unix timestamp precision, formats, and edge cases in production.
Unix Timestamps in JavaScript
Date.now(), the Temporal API, and timezone-aware timestamp handling in JavaScript.
Session Management with Timestamp Expiration
JWT expiration, session timeouts, and token refresh using Unix timestamps.