Unix Timestamp 998150400
seconds · 24 years ago
⚡ Quick Answer
998150400 = Aug 18, 2001, 04:00:00 PM UTC
ISO 8601: 2001-08-18T16:00:00.000Z
Output Formats
ISO 8601
2001-08-18T16:00:00.000Z
RFC 2822
Sat, 18 Aug 2001 16:00:00 GMT
Human Readable
Saturday, August 18, 2001 at 04:00:00 PM UTC
Unix Seconds
998150400
Unix Milliseconds
998150400000
Day of Week
Saturday
Timezone Breakdown
UTC
Aug 18, 2001, 04:00:00 PM UTC
US Eastern
Aug 18, 2001, 12:00:00 PM EDT
US Pacific
Aug 18, 2001, 09:00:00 AM PDT
UK London
Aug 18, 2001, 05:00:00 PM GMT+1
Japan Tokyo
Aug 19, 2001, 01:00:00 AM GMT+9
Australia Sydney
Aug 19, 2001, 02:00:00 AM GMT+10
Related Timestamps
Frequently Asked Questions
What date is Unix timestamp 998150400?
Unix timestamp 998150400 represents Saturday, August 18, 2001 at 04:00:00 PM UTC. This is 24 years ago from the current time.
Is 998150400 in seconds or milliseconds?
998150400 has 9 digits, which means it is in seconds. Multiply by 1,000 to get milliseconds: 998150400000.
How do I convert 998150400 in JavaScript?
// Normalized to Unix seconds: 998150400 const tsSec = 998150400; new Date(tsSec * 1000).toISOString(); // "2001-08-18T16:00:00.000Z"
How do I convert 998150400 in Python?
import datetime
ts = 998150400
dt = datetime.datetime.fromtimestamp(
ts, tz=datetime.timezone.utc)
print(dt.isoformat())
# "2001-08-18T16:00:00.000Z"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.