Unix Timestamp 1517096400
seconds · 8 years ago
⚡ Quick Answer
1517096400 = Jan 27, 2018, 11:40:00 PM UTC
ISO 8601: 2018-01-27T23:40:00.000Z
Output Formats
ISO 8601
2018-01-27T23:40:00.000Z
RFC 2822
Sat, 27 Jan 2018 23:40:00 GMT
Human Readable
Saturday, January 27, 2018 at 11:40:00 PM UTC
Unix Seconds
1517096400
Unix Milliseconds
1517096400000
Day of Week
Saturday
Timezone Breakdown
UTC
Jan 27, 2018, 11:40:00 PM UTC
US Eastern
Jan 27, 2018, 06:40:00 PM EST
US Pacific
Jan 27, 2018, 03:40:00 PM PST
UK London
Jan 27, 2018, 11:40:00 PM GMT
Japan Tokyo
Jan 28, 2018, 08:40:00 AM GMT+9
Australia Sydney
Jan 28, 2018, 10:40:00 AM GMT+11
Related Timestamps
Frequently Asked Questions
What date is Unix timestamp 1517096400?
Unix timestamp 1517096400 represents Saturday, January 27, 2018 at 11:40:00 PM UTC. This is 8 years ago from the current time.
Is 1517096400 in seconds or milliseconds?
1517096400 has 10 digits, which means it is in seconds. Multiply by 1,000 to get milliseconds: 1517096400000.
How do I convert 1517096400 in JavaScript?
// Normalized to Unix seconds: 1517096400 const tsSec = 1517096400; new Date(tsSec * 1000).toISOString(); // "2018-01-27T23:40:00.000Z"
How do I convert 1517096400 in Python?
import datetime
ts = 1517096400
dt = datetime.datetime.fromtimestamp(
ts, tz=datetime.timezone.utc)
print(dt.isoformat())
# "2018-01-27T23:40:00.000Z"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.