Unix Timestamp 1499571600
seconds · 8 years ago
⚡ Quick Answer
1499571600 = Jul 9, 2017, 03:40:00 AM UTC
ISO 8601: 2017-07-09T03:40:00.000Z
Output Formats
ISO 8601
2017-07-09T03:40:00.000Z
RFC 2822
Sun, 09 Jul 2017 03:40:00 GMT
Human Readable
Sunday, July 9, 2017 at 03:40:00 AM UTC
Unix Seconds
1499571600
Unix Milliseconds
1499571600000
Day of Week
Sunday
Timezone Breakdown
UTC
Jul 9, 2017, 03:40:00 AM UTC
US Eastern
Jul 8, 2017, 11:40:00 PM EDT
US Pacific
Jul 8, 2017, 08:40:00 PM PDT
UK London
Jul 9, 2017, 04:40:00 AM GMT+1
Japan Tokyo
Jul 9, 2017, 12:40:00 PM GMT+9
Australia Sydney
Jul 9, 2017, 01:40:00 PM GMT+10
Related Timestamps
Frequently Asked Questions
What date is Unix timestamp 1499571600?
Unix timestamp 1499571600 represents Sunday, July 9, 2017 at 03:40:00 AM UTC. This is 8 years ago from the current time.
Is 1499571600 in seconds or milliseconds?
1499571600 has 10 digits, which means it is in seconds. Multiply by 1,000 to get milliseconds: 1499571600000.
How do I convert 1499571600 in JavaScript?
// Normalized to Unix seconds: 1499571600 const tsSec = 1499571600; new Date(tsSec * 1000).toISOString(); // "2017-07-09T03:40:00.000Z"
How do I convert 1499571600 in Python?
import datetime
ts = 1499571600
dt = datetime.datetime.fromtimestamp(
ts, tz=datetime.timezone.utc)
print(dt.isoformat())
# "2017-07-09T03:40:00.000Z"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.