Boston Marathon logo
BOSTON MARATHON 2023

Michael O'Neill

Bib: 24859•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
7:55/mi
24:37
↑ 97↓ 3451.5%
10K· 6.21 mi
7:33/mi
48:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:55/mi
1:12:42
↑ 67↓ 78
20K· 12.43 mi
9:23/mi
1:41:50
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:47:08
↑ 19↓ 370.5%
25K· 15.53 mi
9:22/mi
2:09:50
↑ 66↓ 880.2%
30K· 18.64 mi
8:50/mi
2:37:16
↑ 181↓ 1480.2%
20M
9:55/mi
2:50:45
↑ 64↓ 500.2%
21M
9:35/mi
3:00:20
↑ 106↓ 241.6%
35K· 21.75 mi
9:48/mi
3:07:40
↑ 17↓ 861.7%
23M
9:32/mi
3:19:36
↑ 23↓ 630.6%
24M
13:08/mi
3:32:44
↓ 821.3%
40K· 24.85 mi
9:46/mi
3:41:05
↓ 200.3%
25.2M
27:50/mi
3:50:41
↑ 13↓ 160.2%
Finish· 26.22 mi
9:25/mi
4:00:17
↑ 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
Time1:47:08
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time2:13:09
Pace10:09 /mi
📊Positive Split: 24.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:5324:377:5524:37
7:55
-
10K
6.21 mi12:03:2148:057:4423:28
7:33
-0:22
15K
9.32 mi12:27:581:12:427:4824:37
7:55
+0:22
20K
12.43 mi12:57:061:41:508:1229:08
9:23
+1:28
Half
13.11 mi13:02:241:47:088:105:18
7:46
-1:37
25K
15.53 mi13:25:062:09:508:2122:42
9:22
+1:36
30K
18.64 mi13:52:322:37:168:2627:26
8:50
-0:32
20M
20.00 mi14:06:012:50:458:3213:29
9:55
+1:05
21M
21.00 mi14:15:363:00:208:359:35
9:35
-0:20
35K
21.75 mi14:22:563:07:408:387:20
9:48
+0:13
23M
23.00 mi14:34:523:19:368:4111:56
9:32
-0:16
24M
24.00 mi14:48:003:32:448:5213:08
13:08
+3:36
40K
24.85 mi14:56:213:41:058:548:21
9:46
-3:22
25.2M
25.20 mi15:05:573:50:419:099:36
27:50
+18:04
Finish
26.22 mi15:15:334:00:179:109:36
9:25
-18:25

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

7:33 /mi

Average Pace

9:10 /mi

Slowest Pace

27:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:37:33

91% of race

Time at Slower Pace

22:44

9% of race

Average Pace: 9:10 /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 mi11:39:5324:377:5524:37
7:55
#13454
10K
6.21 mi12:03:2148:057:4423:28
7:33
#12168
15K
9.32 mi12:27:581:12:427:4824:37
7:55
#12685
20K
12.43 mi12:57:061:41:508:1229:08
9:23
#15534
Half
13.11 mi13:02:241:47:088:105:18
7:46
#15395
25K
15.53 mi13:25:062:09:508:2122:42
9:22
#16459
30K
18.64 mi13:52:322:37:168:2627:26
8:50
#16391
20M
20.00 mi14:06:012:50:458:3213:29
9:55
#16757
21M
21.00 mi14:15:363:00:208:359:35
9:35
#16727
35K
21.75 mi14:22:563:07:408:387:20
9:48
#16933
23M
23.00 mi14:34:523:19:368:4111:56
9:32
#17035
24M
24.00 mi14:48:003:32:448:5213:08
13:08
#18053
40K
24.85 mi14:56:213:41:058:548:21
9:46
#18124
25.2M
25.20 mi15:05:573:50:419:099:36
27:50
#19318
Finish
26.22 mi15:15:334:00:179:109:36
9:25
#19365
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi134549752975213762(Top 52%)9810(Top 65%)9810(Top 884%)
10K6.21 mi3.10 mi12168+12869196+5569196+55610905(Top 41%)8634(Top 57%)8634(Top 778%)
15K9.32 mi3.11 mi12685-5179395-1999395-19913762(Top 52%)9810(Top 65%)9810(Top 884%)
20K12.43 mi3.11 mi15534-284910503-110810503-110821176(Top 80%)12825(Top 85%)12825(Top 1155%)
Half13.11 mi0.68 mi15395+13910445+5810445+5812444(Top 47%)9280(Top 61%)9280(Top 836%)
25K15.53 mi2.42 mi16459-106410825-38010825-38020380(Top 77%)12441(Top 82%)12441(Top 1121%)
30K18.64 mi3.11 mi16391+6810752+7310752+7316244(Top 61%)10588(Top 70%)10588(Top 954%)
20M20.00 mi1.36 mi16757-36610896-14410896-14420227(Top 76%)12208(Top 80%)12208(Top 1100%)
21M21.00 mi1.00 mi16727+3010874+2210874+2216349(Top 61%)10511(Top 69%)10511(Top 947%)
35K21.75 mi0.75 mi16933-20610964-9010964-9020745(Top 78%)12360(Top 81%)12360(Top 1114%)
23M23.00 mi1.25 mi17035-10210971-710971-718441(Top 69%)11324(Top 75%)11324(Top 1020%)
24M24.00 mi1.00 mi18053-101811370-39911370-39925570(Top 96%)14585(Top 96%)14585(Top 1314%)
40K24.85 mi0.85 mi18124-7111393-2311393-2319252(Top 72%)11598(Top 76%)11598(Top 1045%)
25.2M25.20 mi0.35 mi19318-119411915-52211915-52226621(Top 100%)15176(Top 100%)15176(Top 1367%)
Finish26.22 mi1.02 mi19365-4711932-1711932-1719825(Top 74%)11904(Top 78%)11904(Top 1072%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

13762

Males

9810

M60-64

9810

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

10905

Males

8634

M60-64

8634

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

13762

Males

9810

M60-64

9810

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21176

Males

12825

M60-64

12825

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

12444

Males

9280

M60-64

9280

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

20380

Males

12441

M60-64

12441

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

16244

Males

10588

M60-64

10588

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

20227

Males

12208

M60-64

12208

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

16349

Males

10511

M60-64

10511

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20745

Males

12360

M60-64

12360

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

18441

Males

11324

M60-64

11324

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

25570

Males

14585

M60-64

14585

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19252

Males

11598

M60-64

11598

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1story
+13ft-16ft

Overall

26621

Males

15176

M60-64

15176

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

19825

Males

11904

M60-64

11904

Passing Analysis

Category:
Athletes Passed
2022
Passed By
7933
Net Change
-5911
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13454
5K → 10K132337+1286#13454#12168
10K → 15K68585-517#12168#12685
15K → 20K62855-2849#12685#15534
20K → Half1401+139#15534#15395
Half → 25K151079-1064#15395#16459
25K → 30K220152+68#16459#16391
30K → 20M19385-366#16391#16757
20M → 21M9666+30#16757#16727
21M → 35K12218-206#16727#16933
35K → 23M58160-102#16933#17035
23M → 24M31021-1018#17035#18053
24M → 40K30101-71#18053#18124
40K → 25.2M01194-1194#18124#19318
25.2M → Finish3279-47#19318#19365
TOTALS20227933-5911
📊

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