Boston Marathon logo
BOSTON MARATHON 2024

John Sievers

Bib: 29603•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
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
9:55/mi
30:48
↑ 97↓ 3451.5%
10K· 6.21 mi
10:15/mi
1:02:40
↑ 79↓ 1380.4%
15K· 9.32 mi
10:15/mi
1:34:30
↑ 67↓ 78
20K· 12.43 mi
10:54/mi
2:08:21
↑ 106↓ 860.1%
Half· 13.11 mi
10:33/mi
2:15:33
↑ 19↓ 370.5%
25K· 15.53 mi
11:28/mi
2:43:21
↑ 66↓ 880.2%
30K· 18.64 mi
11:25/mi
3:18:50
↑ 181↓ 1480.2%
20M
12:57/mi
3:36:26
↑ 64↓ 500.2%
21M
14:35/mi
3:51:01
↑ 106↓ 241.6%
35K· 21.75 mi
14:11/mi
4:01:38
↑ 17↓ 861.7%
23M
13:17/mi
4:18:16
↑ 23↓ 630.6%
24M
14:54/mi
4:33:10
↓ 821.3%
40K· 24.85 mi
11:58/mi
4:43:24
↓ 200.3%
25.2M
13:46/mi
4:48:09
↑ 13↓ 160.2%
Finish· 26.22 mi
11:06/mi
4:59:28
↑ 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
Time2:15:33
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:43:55
Pace12:30 /mi
📊Positive Split: 20.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:2130:489:5530:48
9:55
-
10K
6.21 mi12:27:131:02:4010:0531:52
10:15
+0:20
15K
9.32 mi12:59:031:34:3010:0831:50
10:15
0:00
20K
12.43 mi13:32:542:08:2110:2033:51
10:54
+0:39
Half
13.11 mi13:40:062:15:3310:207:12
10:33
-0:21
25K
15.53 mi14:07:542:43:2110:3127:48
11:28
+0:55
30K
18.64 mi14:43:233:18:5010:4035:29
11:25
-0:03
20M
20.00 mi15:00:593:36:2610:4917:36
12:57
+1:32
21M
21.00 mi15:15:343:51:0111:0014:35
14:35
+1:38
35K
21.75 mi15:26:114:01:3811:0710:37
14:11
-0:24
23M
23.00 mi15:42:494:18:1611:1416:38
13:17
-0:54
24M
24.00 mi15:57:434:33:1011:2314:54
14:54
+1:37
40K
24.85 mi16:07:574:43:2411:2410:14
11:58
-2:56
25.2M
25.20 mi16:12:424:48:0911:264:45
13:46
+1:48
Finish
26.22 mi16:24:014:59:2811:2611:19
11:06
-2:40

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

9:55 /mi

Average Pace

11:26 /mi

Slowest Pace

14:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:42

34% of race

Time at Steady Pace

1:58:41

40% of race

Time at Slower Pace

1:19:05

26% of race

Average Pace: 11:25 /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 mi11:55:2130:489:5530:48
9:55
#22799
10K
6.21 mi12:27:131:02:4010:0531:52
10:15
#22958
15K
9.32 mi12:59:031:34:3010:0831:50
10:15
#22794
20K
12.43 mi13:32:542:08:2110:2033:51
10:54
#22684
Half
13.11 mi13:40:062:15:3310:207:12
10:33
#22677
25K
15.53 mi14:07:542:43:2110:3127:48
11:28
#22639
30K
18.64 mi14:43:233:18:5010:4035:29
11:25
#22336
20M
20.00 mi15:00:593:36:2610:4917:36
12:57
#22370
21M
21.00 mi15:15:343:51:0111:0014:35
14:35
#22448
35K
21.75 mi15:26:114:01:3811:0710:37
14:11
#22580
23M
23.00 mi15:42:494:18:1611:1416:38
13:17
#22640
24M
24.00 mi15:57:434:33:1011:2314:54
14:54
#22821
40K
24.85 mi16:07:574:43:2411:2410:14
11:58
#22762
25.2M
25.20 mi16:12:424:48:0911:264:45
13:46
#22745
Finish
26.22 mi16:24:014:59:2811:2611:19
11:06
#22732
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi22799134611346122435(Top 88%)13280(Top 91%)13280(Top 869%)
10K6.21 mi3.10 mi22958-15913517-5613517-5623078(Top 90%)13557(Top 93%)13557(Top 887%)
15K9.32 mi3.11 mi22794+16413446+7113446+7122435(Top 88%)13280(Top 91%)13280(Top 869%)
20K12.43 mi3.11 mi22684+11013392+5413392+5422445(Top 88%)13247(Top 91%)13247(Top 866%)
Half13.11 mi0.68 mi22677+713386+613386+622735(Top 89%)13338(Top 91%)13338(Top 872%)
25K15.53 mi2.42 mi22639+3813353+3313353+3322356(Top 87%)13123(Top 90%)13123(Top 858%)
30K18.64 mi3.11 mi22336+30313153+20013153+20020860(Top 82%)12255(Top 84%)12255(Top 802%)
20M20.00 mi1.36 mi22370-3413154-113154-122792(Top 89%)13090(Top 90%)13090(Top 856%)
21M21.00 mi1.00 mi22448-7813169-1513169-1523078(Top 90%)13206(Top 91%)13206(Top 864%)
35K21.75 mi0.75 mi22580-13213217-4813217-4824411(Top 96%)13870(Top 95%)13870(Top 907%)
23M23.00 mi1.25 mi22640-6013230-1313230-1322955(Top 90%)13093(Top 90%)13093(Top 856%)
24M24.00 mi1.00 mi22821-18113299-6913299-6924772(Top 97%)14046(Top 96%)14046(Top 919%)
40K24.85 mi0.85 mi22762+5913261+3813261+3820385(Top 80%)11636(Top 80%)11636(Top 761%)
25.2M25.20 mi0.35 mi22745+1713252+913252+921209(Top 83%)12075(Top 83%)12075(Top 790%)
Finish26.22 mi1.02 mi22732+1313241+1113241+1121594(Top 85%)12299(Top 84%)12299(Top 804%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

22435

Males

13280

M55-59

13280

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

23078

Males

13557

M55-59

13557

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

22435

Males

13280

M55-59

13280

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

22445

Males

13247

M55-59

13247

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

22735

Males

13338

M55-59

13338

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

22356

Males

13123

M55-59

13123

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

20860

Males

12255

M55-59

12255

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

22792

Males

13090

M55-59

13090

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

23078

Males

13206

M55-59

13206

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

24411

Males

13870

M55-59

13870

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

22955

Males

13093

M55-59

13093

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

24772

Males

14046

M55-59

14046

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

20385

Males

11636

M55-59

11636

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21209

Males

12075

M55-59

12075

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

21594

Males

12299

M55-59

12299

Passing Analysis

Category:
Athletes Passed
1445
Passed By
1378
Net Change
+67
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22799
5K → 10K132291-159#22799#22958
10K → 15K24177+164#22958#22794
15K → 20K225115+110#22794#22684
20K → Half3730+7#22684#22677
Half → 25K13496+38#22677#22639
25K → 30K33330+303#22639#22336
30K → 20M67101-34#22336#22370
20M → 21M38116-78#22370#22448
21M → 35K16148-132#22448#22580
35K → 23M49109-60#22580#22640
23M → 24M17198-181#22640#22821
24M → 40K7718+59#22821#22762
40K → 25.2M3316+17#22762#22745
25.2M → Finish4633+13#22745#22732
TOTALS14451378+67
📊

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