GPS Date Calendar

This calendar presents dates specific to the GPS community. The data for each day are as follows:

Row Example Definition
First 1 Calendar day of the month
Second 1485:2 Full GPS week since 1st epoch : day of week number
Third 462:172800 GPS Week since latest epoch : seconds of week at midnight for that day
Fourth 183 Julian Day Number

     

JulyAugust 2025September
SunMonTueWedThuFriSat
1

2377:5
329:432000
213		2

2377:6
329:518400
214
3

2378:0
330:0
215		4

2378:1
330:86400
216		5

2378:2
330:172800
217		6

2378:3
330:259200
218		7

2378:4
330:345600
219		8

2378:5
330:432000
220		9

2378:6
330:518400
221
10

2379:0
331:0
222		11

2379:1
331:86400
223		12

2379:2
331:172800
224		13

2379:3
331:259200
225		14

2379:4
331:345600
226		15

2379:5
331:432000
227		16

2379:6
331:518400
228
17

2380:0
332:0
229		18

2380:1
332:86400
230		19

2380:2
332:172800
231		20

2380:3
332:259200
232		21

2380:4
332:345600
233		22

2380:5
332:432000
234		23

2380:6
332:518400
235
24

2381:0
333:0
236		25

2381:1
333:86400
237		26

2381:2
333:172800
238		27

2381:3
333:259200
239		28

2381:4
333:345600
240		29

2381:5
333:432000
241		30

2381:6
333:518400
242
31

2382:0
334:0
243