Boston Marathon logo
BOSTON MARATHON 2024

Jinwon Pak

Bib: 1288•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 19%
Gender (Male)
#0 / 14578
Top 30%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:06/mi
18:56
↑ 97↓ 3451.5%
10K· 6.21 mi
6:08/mi
38:00
↑ 79↓ 1380.4%
15K· 9.32 mi
6:48/mi
59:07
↑ 67↓ 78
20K· 12.43 mi
6:47/mi
1:20:13
↑ 106↓ 860.1%
Half· 13.11 mi
6:42/mi
1:24:47
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:42:41
↑ 66↓ 880.2%
30K· 18.64 mi
7:41/mi
2:06:34
↑ 181↓ 1480.2%
20M
7:58/mi
2:17:24
↑ 64↓ 500.2%
21M
8:31/mi
2:25:55
↑ 106↓ 241.6%
35K· 21.75 mi
7:38/mi
2:31:38
↑ 17↓ 861.7%
23M
8:44/mi
2:42:34
↑ 23↓ 630.6%
24M
8:50/mi
2:51:24
↓ 821.3%
40K· 24.85 mi
9:44/mi
2:59:43
↓ 200.3%
25.2M
10:00/mi
3:03:10
↑ 13↓ 160.2%
Finish· 26.22 mi
8:16/mi
3:11:35
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:47
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:46:48
Pace8:09 /mi
📊Positive Split: 26.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4418:566:0618:56
6:06
-
10K
6.21 mi10:38:4838:006:0719:04
6:08
+0:02
15K
9.32 mi10:59:5559:076:2121:07
6:48
+0:40
20K
12.43 mi11:21:011:20:136:2721:06
6:47
-0:01
Half
13.11 mi11:25:351:24:476:284:34
6:42
-0:05
25K
15.53 mi11:43:291:42:416:3717:54
7:23
+0:41
30K
18.64 mi12:07:222:06:346:4723:53
7:41
+0:18
20M
20.00 mi12:18:122:17:246:5210:50
7:58
+0:17
21M
21.00 mi12:26:432:25:556:578:31
8:31
+0:33
35K
21.75 mi12:32:262:31:386:585:43
7:38
-0:53
23M
23.00 mi12:43:222:42:347:0410:56
8:44
+1:06
24M
24.00 mi12:52:122:51:247:098:50
8:50
+0:06
40K
24.85 mi13:00:312:59:437:148:19
9:44
+0:54
25.2M
25.20 mi13:03:583:03:107:163:27
10:00
+0:16
Finish
26.22 mi13:12:233:11:357:198:25
8:16
-1:44

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:06 /mi

Average Pace

7:19 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:47

44% of race

Time at Steady Pace

58:20

30% of race

Time at Slower Pace

48:28

25% of race

Average Pace: 7:18 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:19:4418:566:0618:56
6:06
#1224
10K
6.21 mi10:38:4838:006:0719:04
6:08
#1251
15K
9.32 mi10:59:5559:076:2121:07
6:48
#2095
20K
12.43 mi11:21:011:20:136:2721:06
6:47
#2443
Half
13.11 mi11:25:351:24:476:284:34
6:42
#2509
25K
15.53 mi11:43:291:42:416:3717:54
7:23
#3056
30K
18.64 mi12:07:222:06:346:4723:53
7:41
#3644
20M
20.00 mi12:18:122:17:246:5210:50
7:58
#3891
21M
21.00 mi12:26:432:25:556:578:31
8:31
#4016
35K
21.75 mi12:32:262:31:386:585:43
7:38
#4054
23M
23.00 mi12:43:222:42:347:0410:56
8:44
#4286
24M
24.00 mi12:52:122:51:247:098:50
8:50
#4496
40K
24.85 mi13:00:312:59:437:148:19
9:44
#4764
25.2M
25.20 mi13:03:583:03:107:163:27
10:00
#4820
Finish
26.22 mi13:12:233:11:357:198:25
8:16
#4945
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1224118411844699(Top 18%)4356(Top 30%)4356(Top 90%)
10K6.21 mi3.10 mi1251-271211-271211-271290(Top 5%)1251(Top 9%)1251(Top 26%)
15K9.32 mi3.11 mi2095-8442026-8152026-8154699(Top 18%)4356(Top 30%)4356(Top 90%)
20K12.43 mi3.11 mi2443-3482346-3202346-3203805(Top 15%)3575(Top 25%)3575(Top 74%)
Half13.11 mi0.68 mi2509-662410-642410-643760(Top 15%)3530(Top 24%)3530(Top 73%)
25K15.53 mi2.42 mi3056-5472912-5022912-5026282(Top 25%)5362(Top 37%)5362(Top 111%)
30K18.64 mi3.11 mi3644-5883427-5153427-5156062(Top 24%)5045(Top 35%)5045(Top 104%)
20M20.00 mi1.36 mi3891-2473633-2063633-2066568(Top 26%)5191(Top 36%)5191(Top 107%)
21M21.00 mi1.00 mi4016-1253720-873720-876267(Top 25%)4834(Top 33%)4834(Top 100%)
35K21.75 mi0.75 mi4054-383746-263746-265749(Top 23%)4528(Top 31%)4528(Top 93%)
23M23.00 mi1.25 mi4286-2323909-1633909-1639700(Top 38%)6426(Top 44%)6426(Top 133%)
24M24.00 mi1.00 mi4496-2104056-1474056-14711245(Top 44%)7171(Top 49%)7171(Top 148%)
40K24.85 mi0.85 mi4764-2684235-1794235-17913964(Top 55%)8407(Top 58%)8407(Top 173%)
25.2M25.20 mi0.35 mi4820-564266-314266-3110874(Top 43%)6796(Top 47%)6796(Top 140%)
Finish26.22 mi1.02 mi4945-1254327-614327-6110048(Top 39%)6471(Top 44%)6471(Top 133%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4699

Males

4356

M18-39

4356

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1290

Males

1251

M18-39

1251

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4699

Males

4356

M18-39

4356

15K→20K

9.3 - 12.4 mi

Top 15%
×5story building
+106ft-86ft

Overall

3805

Males

3575

M18-39

3575

20K→Half

12.4 - 13.1 mi

Top 15%
×2story building
+19ft-37ft

Overall

3760

Males

3530

M18-39

3530

Half→25K

13.1 - 15.5 mi

Top 25%
×4story building
+66ft-88ft

Overall

6282

Males

5362

M18-39

5362

25K→30K

15.5 - 18.6 mi

Top 24%
×9story building
+181ft-148ft

Overall

6062

Males

5045

M18-39

5045

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

6568

Males

5191

M18-39

5191

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

6267

Males

4834

M18-39

4834

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

5749

Males

4528

M18-39

4528

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

9700

Males

6426

M18-39

6426

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

11245

Males

7171

M18-39

7171

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

13964

Males

8407

M18-39

8407

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

10874

Males

6796

M18-39

6796

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

10048

Males

6471

M18-39

6471

Passing Analysis

Category:
Athletes Passed
440
Passed By
4161
Net Change
-3721
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1224
5K → 10K5178-27#1224#1251
10K → 15K4848-844#1251#2095
15K → 20K34382-348#2095#2443
20K → Half268-66#2443#2509
Half → 25K16563-547#2509#3056
25K → 30K59647-588#3056#3644
30K → 20M50297-247#3644#3891
20M → 21M55180-125#3891#4016
21M → 35K4078-38#4016#4054
35K → 23M36268-232#4054#4286
23M → 24M24234-210#4286#4496
24M → 40K17285-268#4496#4764
40K → 25.2M1773-56#4764#4820
25.2M → Finish35160-125#4820#4945
TOTALS4404161-3721
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing