EpochDays

Date 1970-12-20

Sunday • Unix Timestamp 30499200

Date Details

UTC Date/Time
Sun, 20 Dec 1970 00:00:00 GMT
Unix Timestamp
30,499,200
Days Since Epoch
353
Day of Week
Sunday
ISO Week Number
Week 51
Year 2038 Status
Before Y2038 cutover

Code Examples

Python

import datetime
date_str = "1970-12-20"
dt = datetime.datetime.strptime(date_str, "%Y-%m-%d")
ts = int(dt.replace(tzinfo=datetime.timezone.utc).timestamp())
print(ts)  # 30499200

JavaScript

const dateStr = "1970-12-20";
const date = new Date(dateStr + "T00:00:00Z");
const ts = Math.floor(date.getTime() / 1000);
console.log(ts);  // 30499200

Java

import java.time.LocalDate;
import java.time.ZoneOffset;

String dateStr = "1970-12-20";
LocalDate date = LocalDate.parse(dateStr);
long ts = date.atStartOfDay(ZoneOffset.UTC).toEpochSecond();
System.out.println(ts);  // 30499200

Converter

Tip: the URL updates as you type — copy it to share a pre-filled input (`?d=` or `?ts=`).
Start of Day (Unix Timestamp)
---
Click to Copy
Human Date (UTC)
---
Click to Copy
Days From Epoch (Floored)
353
Click to Copy
Human Date (Local)
12/20/1970, 12:00:00 AM
Click to Copy