Unix Timestamp 498279600
seconds · 40 years ago
⚡ Quick Answer
498279600 = Oct 16, 1985, 03:00:00 AM UTC
ISO 8601: 1985-10-16T03:00:00.000Z
Output Formats
ISO 8601
1985-10-16T03:00:00.000Z
RFC 2822
Wed, 16 Oct 1985 03:00:00 GMT
Human Readable
Wednesday, October 16, 1985 at 03:00:00 AM UTC
Unix Seconds
498279600
Unix Milliseconds
498279600000
Day of Week
Wednesday
Timezone Breakdown
UTC
Oct 16, 1985, 03:00:00 AM UTC
US Eastern
Oct 15, 1985, 11:00:00 PM EDT
US Pacific
Oct 15, 1985, 08:00:00 PM PDT
UK London
Oct 16, 1985, 04:00:00 AM GMT+1
Japan Tokyo
Oct 16, 1985, 12:00:00 PM GMT+9
Australia Sydney
Oct 16, 1985, 01:00:00 PM GMT+10
Related Timestamps
Frequently Asked Questions
What date is Unix timestamp 498279600?
Unix timestamp 498279600 represents Wednesday, October 16, 1985 at 03:00:00 AM UTC. This is 40 years ago from the current time.
Is 498279600 in seconds or milliseconds?
498279600 has 9 digits, which means it is in seconds. Multiply by 1,000 to get milliseconds: 498279600000.
How do I convert 498279600 in JavaScript?
// Normalized to Unix seconds: 498279600 const tsSec = 498279600; new Date(tsSec * 1000).toISOString(); // "1985-10-16T03:00:00.000Z"
How do I convert 498279600 in Python?
import datetime
ts = 498279600
dt = datetime.datetime.fromtimestamp(
ts, tz=datetime.timezone.utc)
print(dt.isoformat())
# "1985-10-16T03:00:00.000Z"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.