Boston Marathon logo
BOSTON MARATHON 2023

Jamie Komadina

Bib: 19214•F

BC

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 42%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:13
Rank: #14846
Start → 5K
25:13 | 8:07/mi
10K· 6.21 mi
49:59
Rank: #14703 (+143)
5K → 10K
24:46 | 7:58/mi
15K· 9.32 mi
1:14:50
Rank: #14562 (+141)
10K → 15K
24:51 | 8:00/mi
20K· 12.43 mi
1:40:12
Rank: #14583 (-21)
15K → 20K
25:22 | 8:10/mi
Half· 13.11 mi
1:45:41
Rank: #14597 (-14)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:05:44
Rank: #14604 (-7)
Half → 25K
20:03 | 8:16/mi
30K· 18.64 mi
2:32:18
Rank: #14597 (+7)
25K → 30K
26:34 | 8:33/mi
20M
2:44:49
Rank: #14848 (-251)
30K → 20M
12:31 | 9:13/mi
21M
2:54:08
Rank: #14836 (+12)
20M → 21M
9:19 | 9:19/mi
35K· 21.75 mi
3:00:27
Rank: #14831 (+5)
21M → 35K
6:19 | 8:27/mi
23M
3:11:30
Rank: #14838 (-7)
35K → 23M
11:03 | 8:50/mi
24M
3:20:04
Rank: #14815 (+23)
23M → 24M
8:34 | 8:34/mi
40K· 24.85 mi
3:27:35
Rank: #14793 (+22)
24M → 40K
7:31 | 8:47/mi
25.2M
3:30:51
Rank: #14784 (+9)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:39:21
Rank: #14768 (+16)
25.2M → Finish
8:30 | 8:20/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
Time1:45:41
Pace8:04 /mi
2nd Half
Distance13.11 mi
Time1:53:40
Pace8:40 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0825:138:0725:13
8:07
-
10K
6.21 mi11:41:5449:598:0324:46
7:58
-0:09
15K
9.32 mi12:06:451:14:508:0224:51
8:00
+0:02
20K
12.43 mi12:32:071:40:128:0425:22
8:10
+0:10
Half
13.11 mi12:37:361:45:418:045:29
8:02
-0:08
25K
15.53 mi12:57:392:05:448:0620:03
8:16
+0:14
30K
18.64 mi13:24:132:32:188:1026:34
8:33
+0:17
20M
20.00 mi13:36:442:44:498:1412:31
9:13
+0:40
21M
21.00 mi13:46:032:54:088:189:19
9:19
+0:06
35K
21.75 mi13:52:223:00:278:186:19
8:27
-0:52
23M
23.00 mi14:03:253:11:308:2011:03
8:50
+0:23
24M
24.00 mi14:11:593:20:048:208:34
8:34
-0:16
40K
24.85 mi14:19:303:27:358:217:31
8:47
+0:13
25.2M
25.20 mi14:22:463:30:518:223:16
9:28
+0:41
Finish
26.22 mi14:31:163:39:218:228:30
8:20
-1:08

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

7:58 /mi

Average Pace

8:22 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:41

80% of race

Time at Steady Pace

40:24

18% of race

Time at Slower Pace

3:16

1% of race

Average Pace: 8:22 /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 mi11:17:0825:138:0725:13
8:07
#14846
10K
6.21 mi11:41:5449:598:0324:46
7:58
#14703
15K
9.32 mi12:06:451:14:508:0224:51
8:00
#14562
20K
12.43 mi12:32:071:40:128:0425:22
8:10
#14583
Half
13.11 mi12:37:361:45:418:045:29
8:02
#14597
25K
15.53 mi12:57:392:05:448:0620:03
8:16
#14604
30K
18.64 mi13:24:132:32:188:1026:34
8:33
#14597
20M
20.00 mi13:36:442:44:498:1412:31
9:13
#14848
21M
21.00 mi13:46:032:54:088:189:19
9:19
#14836
35K
21.75 mi13:52:223:00:278:186:19
8:27
#14831
23M
23.00 mi14:03:253:11:308:2011:03
8:50
#14838
24M
24.00 mi14:11:593:20:048:208:34
8:34
#14815
40K
24.85 mi14:19:303:27:358:217:31
8:47
#14793
25.2M
25.20 mi14:22:463:30:518:223:16
9:28
#14784
Finish
26.22 mi14:31:163:39:218:228:30
8:20
#14768
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi148464542454214390(Top 54%)4321(Top 38%)4321(Top 88%)
10K6.21 mi3.10 mi14703+1434467+754467+7514606(Top 55%)4422(Top 39%)4422(Top 91%)
15K9.32 mi3.11 mi14562+1414388+794388+7914390(Top 54%)4321(Top 38%)4321(Top 88%)
20K12.43 mi3.11 mi14583-214421-334421-3314724(Top 55%)4545(Top 40%)4545(Top 93%)
Half13.11 mi0.68 mi14597-144427-64427-614730(Top 55%)4526(Top 40%)4526(Top 93%)
25K15.53 mi2.42 mi14604-74470-434470-4314747(Top 55%)4676(Top 41%)4676(Top 96%)
30K18.64 mi3.11 mi14597+74495-254495-2514627(Top 55%)4708(Top 41%)4708(Top 96%)
20M20.00 mi1.36 mi14848-2514670-1754670-17517595(Top 66%)6507(Top 57%)6507(Top 133%)
21M21.00 mi1.00 mi14836+124688-184688-1815089(Top 57%)5106(Top 45%)5106(Top 105%)
35K21.75 mi0.75 mi14831+54704-164704-1614994(Top 56%)5099(Top 45%)5099(Top 104%)
23M23.00 mi1.25 mi14838-74739-354739-3515139(Top 57%)5256(Top 46%)5256(Top 108%)
24M24.00 mi1.00 mi14815+234739473914892(Top 56%)5169(Top 45%)5169(Top 106%)
40K24.85 mi0.85 mi14793+224757-184757-1815057(Top 57%)5326(Top 47%)5326(Top 109%)
25.2M25.20 mi0.35 mi14784+94764-74764-715098(Top 57%)5352(Top 47%)5352(Top 110%)
Finish26.22 mi1.02 mi14768+164769-54769-514372(Top 54%)4934(Top 43%)4934(Top 101%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

14390

Females

4321

F18-39

4321

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14606

Females

4422

F18-39

4422

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

14390

Females

4321

F18-39

4321

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14724

Females

4545

F18-39

4545

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14730

Females

4526

F18-39

4526

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14747

Females

4676

F18-39

4676

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

14627

Females

4708

F18-39

4708

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

17595

Females

6507

F18-39

6507

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15089

Females

5106

F18-39

5106

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14994

Females

5099

F18-39

5099

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

15139

Females

5256

F18-39

5256

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14892

Females

5169

F18-39

5169

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15057

Females

5326

F18-39

5326

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15098

Females

5352

F18-39

5352

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

14372

Females

4934

F18-39

4934

Passing Analysis

Category:
Athletes Passed
1655
Passed By
1577
Net Change
+78
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14846
5K → 10K368225+143#14846#14703
10K → 15K273132+141#14703#14562
15K → 20K176197-21#14562#14583
20K → Half2640-14#14583#14597
Half → 25K146153-7#14597#14604
25K → 30K165158+7#14604#14597
30K → 20M29280-251#14597#14848
20M → 21M9179+12#14848#14836
21M → 35K5146+5#14836#14831
35K → 23M8895-7#14831#14838
23M → 24M7148+23#14838#14815
24M → 40K7149+22#14815#14793
40K → 25.2M3223+9#14793#14784
25.2M → Finish6852+16#14784#14768
TOTALS16551577+78
📊

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