Common Hour

Seoul to San Francisco−16h

🇰🇷   South Korea · Asia/Seoul
08:32
Seoul · UTC+09
−16h
🇺🇸   United States · America/Los_Angeles
16:32
San Francisco · UTC-07

Seoul keeps Asia/Seoul while San Francisco runs on America/Los_Angeles. That's a −16h difference at this moment — Seoul sees the sun first. The ~9029 km between them mean their daylight windows barely overlap for meetings outside the no natural overlap slot.

Distance: 9,029 kmWork window overlap: no natural overlap
II
24 hours in parallel
Hour AHour BOverlap?
00:0008:00
01:0009:00
02:0010:00
03:0011:00
04:0012:00
05:0013:00
06:0014:00
07:0015:00
08:0016:00
09:0017:00
10:0018:00
11:0019:00
12:0020:00
13:0021:00
14:0022:00
15:0023:00
16:0000:00
17:0001:00
18:0002:00
19:0003:00
20:0004:00
21:0005:00
22:0006:00
23:0007:00
SeoulSan FranciscoSouth KoreaUnited States← All comparisons