Boston Marathon logo
BOSTON MARATHON 2023

Michael Graham

Bib: 3957•M

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 11%
Division (M18-39)
#0 / 5285
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:56
Rank: #1877
Start → 5K
19:56 | 6:25/mi
10K· 6.21 mi
39:16
Rank: #1638 (+239)
5K → 10K
19:20 | 6:13/mi
15K· 9.32 mi
59:10
Rank: #1774 (-136)
10K → 15K
19:54 | 6:24/mi
20K· 12.43 mi
1:19:13
Rank: #1827 (-53)
15K → 20K
20:03 | 6:27/mi
Half· 13.11 mi
1:23:33
Rank: #1828 (-1)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:39:22
Rank: #1874 (-46)
Half → 25K
15:49 | 6:31/mi
30K· 18.64 mi
2:00:10
Rank: #1945 (-71)
25K → 30K
20:48 | 6:42/mi
20M
2:09:15
Rank: #1946 (-1)
30K → 20M
9:05 | 6:41/mi
21M
2:16:01
Rank: #1899 (+47)
20M → 21M
6:46 | 6:46/mi
35K· 21.75 mi
2:20:33
Rank: #1832 (+67)
21M → 35K
4:32 | 6:04/mi
23M
2:28:52
Rank: #1818 (+14)
35K → 23M
8:19 | 6:39/mi
24M
2:35:21
Rank: #1802 (+16)
23M → 24M
6:29 | 6:29/mi
40K· 24.85 mi
2:41:10
Rank: #1836 (-34)
24M → 40K
5:49 | 6:48/mi
25.2M
2:43:41
Rank: #1834 (+2)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:50:05
Rank: #1802 (+32)
25.2M → Finish
6:24 | 6:17/mi

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
Time1:23:33
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:26:32
Pace6:36 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1419:566:2519:56
6:25
-
10K
6.21 mi10:40:3439:166:1919:20
6:13
-0:12
15K
9.32 mi11:00:2859:106:2119:54
6:24
+0:11
20K
12.43 mi11:20:311:19:136:2220:03
6:27
+0:03
Half
13.11 mi11:24:511:23:336:224:20
6:21
-0:06
25K
15.53 mi11:40:401:39:226:2415:49
6:31
+0:10
30K
18.64 mi12:01:282:00:106:2720:48
6:42
+0:11
20M
20.00 mi12:10:332:09:156:289:05
6:41
-0:01
21M
21.00 mi12:17:192:16:016:296:46
6:46
+0:05
35K
21.75 mi12:21:512:20:336:284:32
6:04
-0:42
23M
23.00 mi12:30:102:28:526:288:19
6:39
+0:35
24M
24.00 mi12:36:392:35:216:286:29
6:29
-0:10
40K
24.85 mi12:42:282:41:106:295:49
6:48
+0:19
25.2M
25.20 mi12:44:592:43:416:302:31
7:18
+0:30
Finish
26.22 mi12:51:232:50:056:306:24
6:17
-1:01

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

6:04 /mi

Average Pace

6:30 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:16

18% of race

Time at Steady Pace

1:26:31

51% of race

Time at Slower Pace

53:18

31% of race

Average Pace: 6:29 /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 mi10:21:1419:566:2519:56
6:25
#1877
10K
6.21 mi10:40:3439:166:1919:20
6:13
#1638
15K
9.32 mi11:00:2859:106:2119:54
6:24
#1774
20K
12.43 mi11:20:311:19:136:2220:03
6:27
#1827
Half
13.11 mi11:24:511:23:336:224:20
6:21
#1828
25K
15.53 mi11:40:401:39:226:2415:49
6:31
#1874
30K
18.64 mi12:01:282:00:106:2720:48
6:42
#1945
20M
20.00 mi12:10:332:09:156:289:05
6:41
#1946
21M
21.00 mi12:17:192:16:016:296:46
6:46
#1899
35K
21.75 mi12:21:512:20:336:284:32
6:04
#1832
23M
23.00 mi12:30:102:28:526:288:19
6:39
#1818
24M
24.00 mi12:36:392:35:216:286:29
6:29
#1802
40K
24.85 mi12:42:282:41:106:295:49
6:48
#1836
25.2M
25.20 mi12:44:592:43:416:302:31
7:18
#1834
Finish
26.22 mi12:51:232:50:056:306:24
6:17
#1802
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1877179017902125(Top 8%)2038(Top 13%)2038(Top 39%)
10K6.21 mi3.10 mi1638+2391564+2261564+2261444(Top 5%)1378(Top 9%)1378(Top 26%)
15K9.32 mi3.11 mi1774-1361696-1321696-1322125(Top 8%)2038(Top 13%)2038(Top 39%)
20K12.43 mi3.11 mi1827-531748-521748-522052(Top 8%)1971(Top 13%)1971(Top 37%)
Half13.11 mi0.68 mi1828-11749-11749-11983(Top 7%)1906(Top 13%)1906(Top 36%)
25K15.53 mi2.42 mi1874-461792-431792-432268(Top 9%)2174(Top 14%)2174(Top 41%)
30K18.64 mi3.11 mi1945-711862-701862-702364(Top 9%)2250(Top 15%)2250(Top 43%)
20M20.00 mi1.36 mi1946-11864-21864-22184(Top 8%)2076(Top 14%)2076(Top 39%)
21M21.00 mi1.00 mi1899+471816+481816+481314(Top 5%)1255(Top 8%)1255(Top 24%)
35K21.75 mi0.75 mi1832+671752+641752+64844(Top 3%)801(Top 5%)801(Top 15%)
23M23.00 mi1.25 mi1818+141739+131739+131924(Top 7%)1825(Top 12%)1825(Top 35%)
24M24.00 mi1.00 mi1802+161723+161723+162011(Top 8%)1886(Top 12%)1886(Top 36%)
40K24.85 mi0.85 mi1836-341756-331756-332804(Top 11%)2578(Top 17%)2578(Top 49%)
25.2M25.20 mi0.35 mi1834+21754+21754+22865(Top 11%)2620(Top 17%)2620(Top 50%)
Finish26.22 mi1.02 mi1802+321721+331721+331542(Top 6%)1457(Top 10%)1457(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2125

Males

2038

M18-39

2038

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1444

Males

1378

M18-39

1378

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2125

Males

2038

M18-39

2038

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2052

Males

1971

M18-39

1971

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1983

Males

1906

M18-39

1906

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2268

Males

2174

M18-39

2174

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2364

Males

2250

M18-39

2250

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2184

Males

2076

M18-39

2076

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1314

Males

1255

M18-39

1255

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

844

Males

801

M18-39

801

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1924

Males

1825

M18-39

1825

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2011

Males

1886

M18-39

1886

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2804

Males

2578

M18-39

2578

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2865

Males

2620

M18-39

2620

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1542

Males

1457

M18-39

1457

Passing Analysis

Category:
Athletes Passed
685
Passed By
610
Net Change
+75
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1877
5K → 10K25617+239#1877#1638
10K → 15K21157-136#1638#1774
15K → 20K3689-53#1774#1827
20K → Half910-1#1827#1828
Half → 25K1965-46#1828#1874
25K → 30K33104-71#1874#1945
30K → 20M3435-1#1945#1946
20M → 21M5710+47#1946#1899
21M → 35K670+67#1899#1832
35K → 23M4531+14#1832#1818
23M → 24M3317+16#1818#1802
24M → 40K1650-34#1802#1836
40K → 25.2M119+2#1836#1834
25.2M → Finish4816+32#1834#1802
TOTALS685610+75
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing