Boston Marathon logo
BOSTON MARATHON 2023

Deirdre Keane

Bib: 9757•F

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 32%
Gender (Female)
#0 / 11423
Top 12%
Division (F18-39)
#0 / 4884
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:16
Rank: #9542
Start → 5K
23:16 | 7:29/mi
10K· 6.21 mi
46:24
Rank: #9736 (-194)
5K → 10K
23:08 | 7:27/mi
15K· 9.32 mi
1:09:11
Rank: #9379 (+357)
10K → 15K
22:47 | 7:20/mi
20K· 12.43 mi
1:31:55
Rank: #8979 (+400)
15K → 20K
22:44 | 7:19/mi
Half· 13.11 mi
1:36:49
Rank: #8895 (+84)
20K → Half
4:54 | 7:11/mi
25K· 15.53 mi
1:54:47
Rank: #8753 (+142)
Half → 25K
17:58 | 7:25/mi
30K· 18.64 mi
2:18:38
Rank: #8660 (+93)
25K → 30K
23:51 | 7:41/mi
20M
2:29:02
Rank: #8568 (+92)
30K → 20M
10:24 | 7:39/mi
21M
2:36:58
Rank: #8466 (+102)
20M → 21M
7:56 | 7:56/mi
35K· 21.75 mi
2:42:45
Rank: #8511 (-45)
21M → 35K
5:47 | 7:44/mi
23M
2:52:37
Rank: #8510 (+1)
35K → 23M
9:52 | 7:53/mi
24M
3:00:11
Rank: #8457 (+53)
23M → 24M
7:34 | 7:34/mi
40K· 24.85 mi
3:06:47
Rank: #8430 (+27)
24M → 40K
6:36 | 7:43/mi
25.2M
3:09:37
Rank: #8402 (+28)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:17:22
Rank: #8417 (-15)
25.2M → Finish
7:45 | 7:36/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
Time1:36:49
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time1:40:33
Pace7:40 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:0123:167:2923:16
7:29
-
10K
6.21 mi11:12:0946:247:2823:08
7:27
-0:02
15K
9.32 mi11:34:561:09:117:2522:47
7:20
-0:07
20K
12.43 mi11:57:401:31:557:2422:44
7:19
-0:01
Half
13.11 mi12:02:341:36:497:234:54
7:11
-0:08
25K
15.53 mi12:20:321:54:477:2317:58
7:25
+0:14
30K
18.64 mi12:44:232:18:387:2623:51
7:41
+0:16
20M
20.00 mi12:54:472:29:027:2710:24
7:39
-0:02
21M
21.00 mi13:02:432:36:587:287:56
7:56
+0:17
35K
21.75 mi13:08:302:42:457:295:47
7:44
-0:12
23M
23.00 mi13:18:222:52:377:309:52
7:53
+0:09
24M
24.00 mi13:25:563:00:117:307:34
7:34
-0:19
40K
24.85 mi13:32:323:06:477:316:36
7:43
+0:09
25.2M
25.20 mi13:35:223:09:377:312:50
8:13
+0:30
Finish
26.22 mi13:43:073:17:227:327:45
7:36
-0:37

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

7:11 /mi

Average Pace

7:32 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:36

95% of race

Time at Steady Pace

10:46

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:32 /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 mi10:49:0123:167:2923:16
7:29
#9542
10K
6.21 mi11:12:0946:247:2823:08
7:27
#9736
15K
9.32 mi11:34:561:09:117:2522:47
7:20
#9379
20K
12.43 mi11:57:401:31:557:2422:44
7:19
#8979
Half
13.11 mi12:02:341:36:497:234:54
7:11
#8895
25K
15.53 mi12:20:321:54:477:2317:58
7:25
#8753
30K
18.64 mi12:44:232:18:387:2623:51
7:41
#8660
20M
20.00 mi12:54:472:29:027:2710:24
7:39
#8568
21M
21.00 mi13:02:432:36:587:287:56
7:56
#8466
35K
21.75 mi13:08:302:42:457:295:47
7:44
#8511
23M
23.00 mi13:18:222:52:377:309:52
7:53
#8510
24M
24.00 mi13:25:563:00:117:307:34
7:34
#8457
40K
24.85 mi13:32:323:06:477:316:36
7:43
#8430
25.2M
25.20 mi13:35:223:09:377:312:50
8:13
#8402
Finish
26.22 mi13:43:073:17:227:327:45
7:36
#8417
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9542163516358839(Top 33%)1382(Top 12%)1382(Top 28%)
10K6.21 mi3.10 mi9736-1941719-841719-8410033(Top 38%)1835(Top 16%)1835(Top 38%)
15K9.32 mi3.11 mi9379+3571570+1491570+1498839(Top 33%)1382(Top 12%)1382(Top 28%)
20K12.43 mi3.11 mi8979+4001434+1361434+1367927(Top 30%)1082(Top 9%)1082(Top 22%)
Half13.11 mi0.68 mi8895+841399+351399+357811(Top 29%)1031(Top 9%)1031(Top 21%)
25K15.53 mi2.42 mi8753+1421355+441355+448125(Top 31%)1231(Top 11%)1231(Top 25%)
30K18.64 mi3.11 mi8660+931360-51360-58489(Top 32%)1500(Top 13%)1500(Top 31%)
20M20.00 mi1.36 mi8568+921344+161344+167861(Top 30%)1349(Top 12%)1349(Top 28%)
21M21.00 mi1.00 mi8466+1021326+181326+186955(Top 26%)1115(Top 10%)1115(Top 23%)
35K21.75 mi0.75 mi8511-451357-311357-3110163(Top 38%)2432(Top 21%)2432(Top 50%)
23M23.00 mi1.25 mi8510+11377-201377-208956(Top 34%)2000(Top 18%)2000(Top 41%)
24M24.00 mi1.00 mi8457+53137713778184(Top 31%)1749(Top 15%)1749(Top 36%)
40K24.85 mi0.85 mi8430+271386-91386-98123(Top 31%)1787(Top 16%)1787(Top 37%)
25.2M25.20 mi0.35 mi8402+281384+21384+27838(Top 29%)1750(Top 15%)1750(Top 36%)
Finish26.22 mi1.02 mi8417-151411-271411-279321(Top 35%)2379(Top 21%)2379(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8839

Females

1382

F18-39

1382

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

10033

Females

1835

F18-39

1835

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8839

Females

1382

F18-39

1382

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

7927

Females

1082

F18-39

1082

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7811

Females

1031

F18-39

1031

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8125

Females

1231

F18-39

1231

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8489

Females

1500

F18-39

1500

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

7861

Females

1349

F18-39

1349

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

6955

Females

1115

F18-39

1115

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10163

Females

2432

F18-39

2432

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

8956

Females

2000

F18-39

2000

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8184

Females

1749

F18-39

1749

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8123

Females

1787

F18-39

1787

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7838

Females

1750

F18-39

1750

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

9321

Females

2379

F18-39

2379

Passing Analysis

Category:
Athletes Passed
2133
Passed By
1008
Net Change
+1125
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9542
5K → 10K216410-194#9542#9736
10K → 15K39437+357#9736#9379
15K → 20K41111+400#9379#8979
20K → Half873+84#8979#8895
Half → 25K18644+142#8895#8753
25K → 30K208115+93#8753#8660
30K → 20M12432+92#8660#8568
20M → 21M12725+102#8568#8466
21M → 35K2772-45#8466#8511
35K → 23M8180+1#8511#8510
23M → 24M9138+53#8510#8457
24M → 40K6841+27#8457#8430
40K → 25.2M4315+28#8430#8402
25.2M → Finish7085-15#8402#8417
TOTALS21331008+1125
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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